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<h1>Source code for sqlobject.mssql.mssqlconnection</h1><div class="highlight"><pre>
<span></span><span class="kn">import</span> <span class="nn">re</span>
<span class="kn">from</span> <span class="nn">sqlobject</span> <span class="k">import</span> <span class="n">col</span>
<span class="kn">from</span> <span class="nn">sqlobject.dbconnection</span> <span class="k">import</span> <span class="n">DBAPI</span>
<span class="kn">from</span> <span class="nn">sqlobject.compat</span> <span class="k">import</span> <span class="n">PY2</span>
<div class="viewcode-block" id="MSSQLConnection"><a class="viewcode-back" href="../../../api/sqlobject.mssql.mssqlconnection.html#sqlobject.mssql.mssqlconnection.MSSQLConnection">[docs]</a><span class="k">class</span> <span class="nc">MSSQLConnection</span><span class="p">(</span><span class="n">DBAPI</span><span class="p">):</span>
<span class="n">supportTransactions</span> <span class="o">=</span> <span class="kc">True</span>
<span class="n">dbName</span> <span class="o">=</span> <span class="s1">'mssql'</span>
<span class="n">schemes</span> <span class="o">=</span> <span class="p">[</span><span class="n">dbName</span><span class="p">]</span>
<span class="n">limit_re</span> <span class="o">=</span> <span class="n">re</span><span class="o">.</span><span class="n">compile</span><span class="p">(</span><span class="s1">'^\s*(select )(.*)'</span><span class="p">,</span> <span class="n">re</span><span class="o">.</span><span class="n">IGNORECASE</span><span class="p">)</span>
<span class="n">odbc_keywords</span> <span class="o">=</span> <span class="p">(</span><span class="s1">'Server'</span><span class="p">,</span> <span class="s1">'Port'</span><span class="p">,</span> <span class="s1">'User Id'</span><span class="p">,</span> <span class="s1">'Password'</span><span class="p">,</span> <span class="s1">'Database'</span><span class="p">)</span>
<span class="k">def</span> <span class="nf">__init__</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">db</span><span class="p">,</span> <span class="n">user</span><span class="p">,</span> <span class="n">password</span><span class="o">=</span><span class="s1">''</span><span class="p">,</span> <span class="n">host</span><span class="o">=</span><span class="s1">'localhost'</span><span class="p">,</span> <span class="n">port</span><span class="o">=</span><span class="kc">None</span><span class="p">,</span>
<span class="n">autoCommit</span><span class="o">=</span><span class="mi">0</span><span class="p">,</span> <span class="o">**</span><span class="n">kw</span><span class="p">):</span>
<span class="n">drivers</span> <span class="o">=</span> <span class="n">kw</span><span class="o">.</span><span class="n">pop</span><span class="p">(</span><span class="s1">'driver'</span><span class="p">,</span> <span class="kc">None</span><span class="p">)</span> <span class="ow">or</span> <span class="s1">'adodb,pymssql'</span>
<span class="k">for</span> <span class="n">driver</span> <span class="ow">in</span> <span class="n">drivers</span><span class="o">.</span><span class="n">split</span><span class="p">(</span><span class="s1">','</span><span class="p">):</span>
<span class="n">driver</span> <span class="o">=</span> <span class="n">driver</span><span class="o">.</span><span class="n">strip</span><span class="p">()</span>
<span class="k">if</span> <span class="ow">not</span> <span class="n">driver</span><span class="p">:</span>
<span class="k">continue</span>
<span class="k">try</span><span class="p">:</span>
<span class="k">if</span> <span class="n">driver</span> <span class="ow">in</span> <span class="p">(</span><span class="s1">'adodb'</span><span class="p">,</span> <span class="s1">'adodbapi'</span><span class="p">):</span>
<span class="kn">import</span> <span class="nn">adodbapi</span> <span class="k">as</span> <span class="nn">sqlmodule</span>
<span class="k">elif</span> <span class="n">driver</span> <span class="o">==</span> <span class="s1">'pymssql'</span><span class="p">:</span>
<span class="kn">import</span> <span class="nn">pymssql</span> <span class="k">as</span> <span class="nn">sqlmodule</span>
<span class="k">elif</span> <span class="n">driver</span> <span class="o">==</span> <span class="s1">'pyodbc'</span><span class="p">:</span>
<span class="kn">import</span> <span class="nn">pyodbc</span>
<span class="bp">self</span><span class="o">.</span><span class="n">module</span> <span class="o">=</span> <span class="n">pyodbc</span>
<span class="k">elif</span> <span class="n">driver</span> <span class="o">==</span> <span class="s1">'pypyodbc'</span><span class="p">:</span>
<span class="kn">import</span> <span class="nn">pypyodbc</span>
<span class="bp">self</span><span class="o">.</span><span class="n">module</span> <span class="o">=</span> <span class="n">pypyodbc</span>
<span class="k">elif</span> <span class="n">driver</span> <span class="o">==</span> <span class="s1">'odbc'</span><span class="p">:</span>
<span class="k">try</span><span class="p">:</span>
<span class="kn">import</span> <span class="nn">pyodbc</span>
<span class="k">except</span> <span class="ne">ImportError</span><span class="p">:</span>
<span class="kn">import</span> <span class="nn">pypyodbc</span> <span class="k">as</span> <span class="nn">pyodbc</span>
<span class="bp">self</span><span class="o">.</span><span class="n">module</span> <span class="o">=</span> <span class="n">pyodbc</span>
<span class="k">else</span><span class="p">:</span>
<span class="k">raise</span> <span class="ne">ValueError</span><span class="p">(</span>
<span class="s1">'Unknown MSSQL driver "</span><span class="si">%s</span><span class="s1">", '</span>
<span class="s1">'expected adodb, pymssql, '</span>
<span class="s1">'odbc, pyodbc or pypyodbc'</span> <span class="o">%</span> <span class="n">driver</span><span class="p">)</span>
<span class="k">except</span> <span class="ne">ImportError</span><span class="p">:</span>
<span class="k">pass</span>
<span class="k">else</span><span class="p">:</span>
<span class="k">break</span>
<span class="k">else</span><span class="p">:</span>
<span class="k">raise</span> <span class="ne">ImportError</span><span class="p">(</span>
<span class="s1">'Cannot find an MSSQL driver, tried </span><span class="si">%s</span><span class="s1">'</span> <span class="o">%</span> <span class="n">drivers</span><span class="p">)</span>
<span class="n">timeout</span> <span class="o">=</span> <span class="n">kw</span><span class="o">.</span><span class="n">pop</span><span class="p">(</span><span class="s1">'timeout'</span><span class="p">,</span> <span class="kc">None</span><span class="p">)</span>
<span class="k">if</span> <span class="n">timeout</span><span class="p">:</span>
<span class="n">timeout</span> <span class="o">=</span> <span class="nb">int</span><span class="p">(</span><span class="n">timeout</span><span class="p">)</span>
<span class="bp">self</span><span class="o">.</span><span class="n">timeout</span> <span class="o">=</span> <span class="n">timeout</span>
<span class="k">if</span> <span class="n">driver</span> <span class="ow">in</span> <span class="p">(</span><span class="s1">'odbc'</span><span class="p">,</span> <span class="s1">'pyodbc'</span><span class="p">,</span> <span class="s1">'pypyodbc'</span><span class="p">):</span>
<span class="bp">self</span><span class="o">.</span><span class="n">make_odbc_conn_str</span><span class="p">(</span><span class="n">kw</span><span class="o">.</span><span class="n">pop</span><span class="p">(</span><span class="s1">'odbcdrv'</span><span class="p">,</span> <span class="s1">'SQL Server'</span><span class="p">),</span>
<span class="n">db</span><span class="p">,</span> <span class="n">host</span><span class="p">,</span> <span class="n">port</span><span class="p">,</span> <span class="n">user</span><span class="p">,</span> <span class="n">password</span>
<span class="p">)</span>
<span class="k">elif</span> <span class="n">driver</span> <span class="ow">in</span> <span class="p">(</span><span class="s1">'adodb'</span><span class="p">,</span> <span class="s1">'adodbapi'</span><span class="p">):</span>
<span class="bp">self</span><span class="o">.</span><span class="n">module</span> <span class="o">=</span> <span class="n">sqlmodule</span>
<span class="bp">self</span><span class="o">.</span><span class="n">dbconnection</span> <span class="o">=</span> <span class="n">sqlmodule</span><span class="o">.</span><span class="n">connect</span>
<span class="c1"># ADO uses unicode only (AFAIK)</span>
<span class="bp">self</span><span class="o">.</span><span class="n">usingUnicodeStrings</span> <span class="o">=</span> <span class="kc">True</span>
<span class="c1"># Need to use SQLNCLI provider for SQL Server Express Edition</span>
<span class="k">if</span> <span class="n">kw</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s2">"ncli"</span><span class="p">):</span>
<span class="n">conn_str</span> <span class="o">=</span> <span class="s2">"Provider=SQLNCLI;"</span>
<span class="k">else</span><span class="p">:</span>
<span class="n">conn_str</span> <span class="o">=</span> <span class="s2">"Provider=SQLOLEDB;"</span>
<span class="n">conn_str</span> <span class="o">+=</span> <span class="s2">"Data Source=</span><span class="si">%s</span><span class="s2">;Initial Catalog=</span><span class="si">%s</span><span class="s2">;"</span>
<span class="c1"># MSDE does not allow SQL server login</span>
<span class="k">if</span> <span class="n">kw</span><span class="o">.</span><span class="n">get</span><span class="p">(</span><span class="s2">"sspi"</span><span class="p">):</span>
<span class="n">conn_str</span> <span class="o">+=</span> \
<span class="s2">"Integrated Security=SSPI;Persist Security Info=False"</span>
<span class="bp">self</span><span class="o">.</span><span class="n">make_conn_str</span> <span class="o">=</span> <span class="k">lambda</span> <span class="n">keys</span><span class="p">:</span> <span class="n">conn_str</span> <span class="o">%</span> <span class="p">(</span>
<span class="n">keys</span><span class="o">.</span><span class="n">host</span><span class="p">,</span> <span class="n">keys</span><span class="o">.</span><span class="n">db</span><span class="p">)</span>
<span class="k">else</span><span class="p">:</span>
<span class="n">conn_str</span> <span class="o">+=</span> <span class="s2">"User Id=</span><span class="si">%s</span><span class="s2">;Password=</span><span class="si">%s</span><span class="s2">"</span>
<span class="bp">self</span><span class="o">.</span><span class="n">make_conn_str</span> <span class="o">=</span> <span class="k">lambda</span> <span class="n">keys</span><span class="p">:</span> <span class="n">conn_str</span> <span class="o">%</span> <span class="p">(</span>
<span class="n">keys</span><span class="o">.</span><span class="n">host</span><span class="p">,</span> <span class="n">keys</span><span class="o">.</span><span class="n">db</span><span class="p">,</span> <span class="n">keys</span><span class="o">.</span><span class="n">user</span><span class="p">,</span> <span class="n">keys</span><span class="o">.</span><span class="n">password</span><span class="p">)</span>
<span class="n">kw</span><span class="o">.</span><span class="n">pop</span><span class="p">(</span><span class="s2">"ncli"</span><span class="p">,</span> <span class="kc">None</span><span class="p">)</span>
<span class="n">kw</span><span class="o">.</span><span class="n">pop</span><span class="p">(</span><span class="s2">"sspi"</span><span class="p">,</span> <span class="kc">None</span><span class="p">)</span>
<span class="k">elif</span> <span class="n">driver</span> <span class="o">==</span> <span class="s1">'pymssql'</span><span class="p">:</span>
<span class="bp">self</span><span class="o">.</span><span class="n">module</span> <span class="o">=</span> <span class="n">sqlmodule</span>
<span class="bp">self</span><span class="o">.</span><span class="n">dbconnection</span> <span class="o">=</span> <span class="n">sqlmodule</span><span class="o">.</span><span class="n">connect</span>
<span class="n">sqlmodule</span><span class="o">.</span><span class="n">Binary</span> <span class="o">=</span> <span class="k">lambda</span> <span class="n">st</span><span class="p">:</span> <span class="nb">str</span><span class="p">(</span><span class="n">st</span><span class="p">)</span>
<span class="c1"># don't know whether pymssql uses unicode</span>
<span class="bp">self</span><span class="o">.</span><span class="n">usingUnicodeStrings</span> <span class="o">=</span> <span class="kc">False</span>
<span class="k">def</span> <span class="nf">_make_conn_str</span><span class="p">(</span><span class="n">keys</span><span class="p">):</span>
<span class="n">keys_dict</span> <span class="o">=</span> <span class="p">{}</span>
<span class="k">for</span> <span class="n">attr</span><span class="p">,</span> <span class="n">value</span> <span class="ow">in</span> <span class="p">(</span>
<span class="p">(</span><span class="s1">'database'</span><span class="p">,</span> <span class="n">keys</span><span class="o">.</span><span class="n">db</span><span class="p">),</span>
<span class="p">(</span><span class="s1">'user'</span><span class="p">,</span> <span class="n">keys</span><span class="o">.</span><span class="n">user</span><span class="p">),</span>
<span class="p">(</span><span class="s1">'password'</span><span class="p">,</span> <span class="n">keys</span><span class="o">.</span><span class="n">password</span><span class="p">),</span>
<span class="p">(</span><span class="s1">'host'</span><span class="p">,</span> <span class="n">keys</span><span class="o">.</span><span class="n">host</span><span class="p">),</span>
<span class="p">(</span><span class="s1">'port'</span><span class="p">,</span> <span class="n">keys</span><span class="o">.</span><span class="n">port</span><span class="p">),</span>
<span class="p">(</span><span class="s1">'timeout'</span><span class="p">,</span> <span class="n">keys</span><span class="o">.</span><span class="n">timeout</span><span class="p">),</span>
<span class="p">):</span>
<span class="k">if</span> <span class="n">value</span><span class="p">:</span>
<span class="n">keys_dict</span><span class="p">[</span><span class="n">attr</span><span class="p">]</span> <span class="o">=</span> <span class="n">value</span>
<span class="k">return</span> <span class="n">keys_dict</span>
<span class="bp">self</span><span class="o">.</span><span class="n">make_conn_str</span> <span class="o">=</span> <span class="n">_make_conn_str</span>
<span class="bp">self</span><span class="o">.</span><span class="n">driver</span> <span class="o">=</span> <span class="n">driver</span>
<span class="bp">self</span><span class="o">.</span><span class="n">autoCommit</span> <span class="o">=</span> <span class="nb">int</span><span class="p">(</span><span class="n">autoCommit</span><span class="p">)</span>
<span class="bp">self</span><span class="o">.</span><span class="n">user</span> <span class="o">=</span> <span class="n">user</span>
<span class="bp">self</span><span class="o">.</span><span class="n">password</span> <span class="o">=</span> <span class="n">password</span>
<span class="bp">self</span><span class="o">.</span><span class="n">host</span> <span class="o">=</span> <span class="n">host</span>
<span class="bp">self</span><span class="o">.</span><span class="n">port</span> <span class="o">=</span> <span class="n">port</span>
<span class="bp">self</span><span class="o">.</span><span class="n">db</span> <span class="o">=</span> <span class="n">db</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_server_version</span> <span class="o">=</span> <span class="kc">None</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_can_use_max_types</span> <span class="o">=</span> <span class="kc">None</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_can_use_microseconds</span> <span class="o">=</span> <span class="kc">None</span>
<span class="n">DBAPI</span><span class="o">.</span><span class="fm">__init__</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="o">**</span><span class="n">kw</span><span class="p">)</span>
<span class="nd">@classmethod</span>
<span class="k">def</span> <span class="nf">_connectionFromParams</span><span class="p">(</span><span class="bp">cls</span><span class="p">,</span> <span class="n">user</span><span class="p">,</span> <span class="n">password</span><span class="p">,</span> <span class="n">host</span><span class="p">,</span> <span class="n">port</span><span class="p">,</span> <span class="n">path</span><span class="p">,</span> <span class="n">args</span><span class="p">):</span>
<span class="n">path</span> <span class="o">=</span> <span class="n">path</span><span class="o">.</span><span class="n">strip</span><span class="p">(</span><span class="s1">'/'</span><span class="p">)</span>
<span class="k">return</span> <span class="bp">cls</span><span class="p">(</span><span class="n">user</span><span class="o">=</span><span class="n">user</span><span class="p">,</span> <span class="n">password</span><span class="o">=</span><span class="n">password</span><span class="p">,</span>
<span class="n">host</span><span class="o">=</span><span class="n">host</span> <span class="ow">or</span> <span class="s1">'localhost'</span><span class="p">,</span> <span class="n">port</span><span class="o">=</span><span class="n">port</span><span class="p">,</span> <span class="n">db</span><span class="o">=</span><span class="n">path</span><span class="p">,</span> <span class="o">**</span><span class="n">args</span><span class="p">)</span>
<div class="viewcode-block" id="MSSQLConnection.insert_id"><a class="viewcode-back" href="../../../api/sqlobject.mssql.mssqlconnection.html#sqlobject.mssql.mssqlconnection.MSSQLConnection.insert_id">[docs]</a> <span class="k">def</span> <span class="nf">insert_id</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">conn</span><span class="p">):</span>
<span class="sd">"""</span>
<span class="sd"> insert_id method.</span>
<span class="sd"> """</span>
<span class="n">c</span> <span class="o">=</span> <span class="n">conn</span><span class="o">.</span><span class="n">cursor</span><span class="p">()</span>
<span class="c1"># converting the identity to an int is ugly, but it gets returned</span>
<span class="c1"># as a decimal otherwise :S</span>
<span class="n">c</span><span class="o">.</span><span class="n">execute</span><span class="p">(</span><span class="s1">'SELECT CONVERT(INT, @@IDENTITY)'</span><span class="p">)</span>
<span class="n">result</span> <span class="o">=</span> <span class="n">c</span><span class="o">.</span><span class="n">fetchone</span><span class="p">()[</span><span class="mi">0</span><span class="p">]</span>
<span class="n">c</span><span class="o">.</span><span class="n">close</span><span class="p">()</span>
<span class="k">return</span> <span class="n">result</span>
</div>
<div class="viewcode-block" id="MSSQLConnection.makeConnection"><a class="viewcode-back" href="../../../api/sqlobject.mssql.mssqlconnection.html#sqlobject.mssql.mssqlconnection.MSSQLConnection.makeConnection">[docs]</a> <span class="k">def</span> <span class="nf">makeConnection</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
<span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">driver</span> <span class="ow">in</span> <span class="p">(</span><span class="s1">'odbc'</span><span class="p">,</span> <span class="s1">'pyodbc'</span><span class="p">,</span> <span class="s1">'pypyodbc'</span><span class="p">):</span>
<span class="bp">self</span><span class="o">.</span><span class="n">debugWriter</span><span class="o">.</span><span class="n">write</span><span class="p">(</span>
<span class="s2">"ODBC connect string: "</span> <span class="o">+</span> <span class="bp">self</span><span class="o">.</span><span class="n">odbc_conn_str</span><span class="p">)</span>
<span class="n">timeout</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">timeout</span>
<span class="k">if</span> <span class="n">timeout</span><span class="p">:</span>
<span class="n">kw</span> <span class="o">=</span> <span class="nb">dict</span><span class="p">(</span><span class="n">timeout</span><span class="o">=</span><span class="n">timeout</span><span class="p">)</span>
<span class="k">else</span><span class="p">:</span>
<span class="n">kw</span> <span class="o">=</span> <span class="nb">dict</span><span class="p">()</span>
<span class="n">conn</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">module</span><span class="o">.</span><span class="n">connect</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">odbc_conn_str</span><span class="p">,</span> <span class="o">**</span><span class="n">kw</span><span class="p">)</span>
<span class="k">if</span> <span class="n">timeout</span><span class="p">:</span>
<span class="n">conn</span><span class="o">.</span><span class="n">timeout</span> <span class="o">=</span> <span class="n">timeout</span>
<span class="k">else</span><span class="p">:</span>
<span class="n">conn_descr</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">make_conn_str</span><span class="p">(</span><span class="bp">self</span><span class="p">)</span>
<span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">conn_descr</span><span class="p">,</span> <span class="nb">dict</span><span class="p">):</span>
<span class="n">conn</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">dbconnection</span><span class="p">(</span><span class="o">**</span><span class="n">conn_descr</span><span class="p">)</span>
<span class="k">else</span><span class="p">:</span>
<span class="n">conn</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">dbconnection</span><span class="p">(</span><span class="n">conn_descr</span><span class="p">)</span>
<span class="n">cur</span> <span class="o">=</span> <span class="n">conn</span><span class="o">.</span><span class="n">cursor</span><span class="p">()</span>
<span class="n">cur</span><span class="o">.</span><span class="n">execute</span><span class="p">(</span><span class="s1">'SET ANSI_NULLS ON'</span><span class="p">)</span>
<span class="n">cur</span><span class="o">.</span><span class="n">execute</span><span class="p">(</span><span class="s2">"SELECT CAST('12345.21' AS DECIMAL(10, 2))"</span><span class="p">)</span>
<span class="bp">self</span><span class="o">.</span><span class="n">decimalSeparator</span> <span class="o">=</span> <span class="nb">str</span><span class="p">(</span><span class="n">cur</span><span class="o">.</span><span class="n">fetchone</span><span class="p">()[</span><span class="mi">0</span><span class="p">])[</span><span class="o">-</span><span class="mi">3</span><span class="p">]</span>
<span class="n">cur</span><span class="o">.</span><span class="n">close</span><span class="p">()</span>
<span class="k">return</span> <span class="n">conn</span>
</div>
<span class="k">def</span> <span class="nf">_setAutoCommit</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">conn</span><span class="p">,</span> <span class="n">auto</span><span class="p">):</span>
<span class="n">auto</span> <span class="o">=</span> <span class="nb">bool</span><span class="p">(</span><span class="n">auto</span><span class="p">)</span>
<span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">driver</span> <span class="ow">in</span> <span class="p">(</span><span class="s1">'adodb'</span><span class="p">,</span> <span class="s1">'adodbapi'</span><span class="p">):</span>
<span class="k">if</span> <span class="n">auto</span><span class="p">:</span>
<span class="n">option</span> <span class="o">=</span> <span class="s2">"ON"</span>
<span class="k">else</span><span class="p">:</span>
<span class="n">option</span> <span class="o">=</span> <span class="s2">"OFF"</span>
<span class="n">c</span> <span class="o">=</span> <span class="n">conn</span><span class="o">.</span><span class="n">cursor</span><span class="p">()</span>
<span class="n">c</span><span class="o">.</span><span class="n">execute</span><span class="p">(</span><span class="s2">"SET AUTOCOMMIT "</span> <span class="o">+</span> <span class="n">option</span><span class="p">)</span>
<span class="k">elif</span> <span class="bp">self</span><span class="o">.</span><span class="n">driver</span> <span class="o">==</span> <span class="s1">'pymssql'</span><span class="p">:</span>
<span class="n">conn</span><span class="o">.</span><span class="n">autocommit</span><span class="p">(</span><span class="n">auto</span><span class="p">)</span>
<span class="k">elif</span> <span class="bp">self</span><span class="o">.</span><span class="n">driver</span> <span class="ow">in</span> <span class="p">(</span><span class="s1">'odbc'</span><span class="p">,</span> <span class="s1">'pyodbc'</span><span class="p">,</span> <span class="s1">'pypyodbc'</span><span class="p">):</span>
<span class="n">conn</span><span class="o">.</span><span class="n">autocommit</span> <span class="o">=</span> <span class="n">auto</span>
<span class="n">HAS_IDENTITY</span> <span class="o">=</span> <span class="s2">"""</span>
<span class="s2"> select 1</span>
<span class="s2"> from INFORMATION_SCHEMA.COLUMNS</span>
<span class="s2"> where TABLE_NAME = '</span><span class="si">%s</span><span class="s2">'</span>
<span class="s2"> and COLUMNPROPERTY(object_id(TABLE_NAME), COLUMN_NAME, 'IsIdentity') = 1</span>
<span class="s2"> """</span>
<span class="k">def</span> <span class="nf">_hasIdentity</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">conn</span><span class="p">,</span> <span class="n">table</span><span class="p">):</span>
<span class="n">query</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">HAS_IDENTITY</span> <span class="o">%</span> <span class="n">table</span>
<span class="n">c</span> <span class="o">=</span> <span class="n">conn</span><span class="o">.</span><span class="n">cursor</span><span class="p">()</span>
<span class="n">c</span><span class="o">.</span><span class="n">execute</span><span class="p">(</span><span class="n">query</span><span class="p">)</span>
<span class="n">r</span> <span class="o">=</span> <span class="n">c</span><span class="o">.</span><span class="n">fetchone</span><span class="p">()</span>
<span class="n">c</span><span class="o">.</span><span class="n">close</span><span class="p">()</span>
<span class="k">return</span> <span class="n">r</span> <span class="ow">is</span> <span class="ow">not</span> <span class="kc">None</span>
<span class="k">def</span> <span class="nf">_queryInsertID</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">conn</span><span class="p">,</span> <span class="n">soInstance</span><span class="p">,</span> <span class="nb">id</span><span class="p">,</span> <span class="n">names</span><span class="p">,</span> <span class="n">values</span><span class="p">):</span>
<span class="sd">"""</span>
<span class="sd"> Insert the Initial with names and values, using id.</span>
<span class="sd"> """</span>
<span class="n">table</span> <span class="o">=</span> <span class="n">soInstance</span><span class="o">.</span><span class="n">sqlmeta</span><span class="o">.</span><span class="n">table</span>
<span class="n">idName</span> <span class="o">=</span> <span class="n">soInstance</span><span class="o">.</span><span class="n">sqlmeta</span><span class="o">.</span><span class="n">idName</span>
<span class="n">c</span> <span class="o">=</span> <span class="n">conn</span><span class="o">.</span><span class="n">cursor</span><span class="p">()</span>
<span class="n">has_identity</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">_hasIdentity</span><span class="p">(</span><span class="n">conn</span><span class="p">,</span> <span class="n">table</span><span class="p">)</span>
<span class="k">if</span> <span class="nb">id</span> <span class="ow">is</span> <span class="ow">not</span> <span class="kc">None</span><span class="p">:</span>
<span class="n">names</span> <span class="o">=</span> <span class="p">[</span><span class="n">idName</span><span class="p">]</span> <span class="o">+</span> <span class="n">names</span>
<span class="n">values</span> <span class="o">=</span> <span class="p">[</span><span class="nb">id</span><span class="p">]</span> <span class="o">+</span> <span class="n">values</span>
<span class="k">elif</span> <span class="n">has_identity</span> <span class="ow">and</span> <span class="n">idName</span> <span class="ow">in</span> <span class="n">names</span><span class="p">:</span>
<span class="k">try</span><span class="p">:</span>
<span class="n">i</span> <span class="o">=</span> <span class="n">names</span><span class="o">.</span><span class="n">index</span><span class="p">(</span><span class="n">idName</span><span class="p">)</span>
<span class="k">if</span> <span class="n">i</span><span class="p">:</span>
<span class="k">del</span> <span class="n">names</span><span class="p">[</span><span class="n">i</span><span class="p">]</span>
<span class="k">del</span> <span class="n">values</span><span class="p">[</span><span class="n">i</span><span class="p">]</span>
<span class="k">except</span> <span class="ne">ValueError</span><span class="p">:</span>
<span class="k">pass</span>
<span class="k">if</span> <span class="n">has_identity</span><span class="p">:</span>
<span class="k">if</span> <span class="nb">id</span> <span class="ow">is</span> <span class="ow">not</span> <span class="kc">None</span><span class="p">:</span>
<span class="n">c</span><span class="o">.</span><span class="n">execute</span><span class="p">(</span><span class="s1">'SET IDENTITY_INSERT </span><span class="si">%s</span><span class="s1"> ON'</span> <span class="o">%</span> <span class="n">table</span><span class="p">)</span>
<span class="k">else</span><span class="p">:</span>
<span class="n">c</span><span class="o">.</span><span class="n">execute</span><span class="p">(</span><span class="s1">'SET IDENTITY_INSERT </span><span class="si">%s</span><span class="s1"> OFF'</span> <span class="o">%</span> <span class="n">table</span><span class="p">)</span>
<span class="k">if</span> <span class="n">names</span> <span class="ow">and</span> <span class="n">values</span><span class="p">:</span>
<span class="n">q</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">_insertSQL</span><span class="p">(</span><span class="n">table</span><span class="p">,</span> <span class="n">names</span><span class="p">,</span> <span class="n">values</span><span class="p">)</span>
<span class="k">else</span><span class="p">:</span>
<span class="n">q</span> <span class="o">=</span> <span class="s2">"INSERT INTO </span><span class="si">%s</span><span class="s2"> DEFAULT VALUES"</span> <span class="o">%</span> <span class="n">table</span>
<span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">debug</span><span class="p">:</span>
<span class="bp">self</span><span class="o">.</span><span class="n">printDebug</span><span class="p">(</span><span class="n">conn</span><span class="p">,</span> <span class="n">q</span><span class="p">,</span> <span class="s1">'QueryIns'</span><span class="p">)</span>
<span class="n">c</span><span class="o">.</span><span class="n">execute</span><span class="p">(</span><span class="n">q</span><span class="p">)</span>
<span class="k">if</span> <span class="n">has_identity</span><span class="p">:</span>
<span class="n">c</span><span class="o">.</span><span class="n">execute</span><span class="p">(</span><span class="s1">'SET IDENTITY_INSERT </span><span class="si">%s</span><span class="s1"> OFF'</span> <span class="o">%</span> <span class="n">table</span><span class="p">)</span>
<span class="n">c</span><span class="o">.</span><span class="n">close</span><span class="p">()</span>
<span class="k">if</span> <span class="nb">id</span> <span class="ow">is</span> <span class="kc">None</span><span class="p">:</span>
<span class="nb">id</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">insert_id</span><span class="p">(</span><span class="n">conn</span><span class="p">)</span>
<span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">debugOutput</span><span class="p">:</span>
<span class="bp">self</span><span class="o">.</span><span class="n">printDebug</span><span class="p">(</span><span class="n">conn</span><span class="p">,</span> <span class="nb">id</span><span class="p">,</span> <span class="s1">'QueryIns'</span><span class="p">,</span> <span class="s1">'result'</span><span class="p">)</span>
<span class="k">return</span> <span class="nb">id</span>
<span class="nd">@classmethod</span>
<span class="k">def</span> <span class="nf">_queryAddLimitOffset</span><span class="p">(</span><span class="bp">cls</span><span class="p">,</span> <span class="n">query</span><span class="p">,</span> <span class="n">start</span><span class="p">,</span> <span class="n">end</span><span class="p">):</span>
<span class="k">if</span> <span class="n">end</span> <span class="ow">and</span> <span class="ow">not</span> <span class="n">start</span><span class="p">:</span>
<span class="n">limit_str</span> <span class="o">=</span> <span class="s2">"SELECT TOP </span><span class="si">%i</span><span class="s2">"</span> <span class="o">%</span> <span class="n">end</span>
<span class="n">match</span> <span class="o">=</span> <span class="bp">cls</span><span class="o">.</span><span class="n">limit_re</span><span class="o">.</span><span class="n">match</span><span class="p">(</span><span class="n">query</span><span class="p">)</span>
<span class="k">if</span> <span class="n">match</span> <span class="ow">and</span> <span class="nb">len</span><span class="p">(</span><span class="n">match</span><span class="o">.</span><span class="n">groups</span><span class="p">())</span> <span class="o">==</span> <span class="mi">2</span><span class="p">:</span>
<span class="k">return</span> <span class="s1">' '</span><span class="o">.</span><span class="n">join</span><span class="p">([</span><span class="n">limit_str</span><span class="p">,</span> <span class="n">match</span><span class="o">.</span><span class="n">group</span><span class="p">(</span><span class="mi">2</span><span class="p">)])</span>
<span class="k">else</span><span class="p">:</span>
<span class="k">return</span> <span class="n">query</span>
<div class="viewcode-block" id="MSSQLConnection.createReferenceConstraint"><a class="viewcode-back" href="../../../api/sqlobject.mssql.mssqlconnection.html#sqlobject.mssql.mssqlconnection.MSSQLConnection.createReferenceConstraint">[docs]</a> <span class="k">def</span> <span class="nf">createReferenceConstraint</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">soClass</span><span class="p">,</span> <span class="n">col</span><span class="p">):</span>
<span class="k">return</span> <span class="n">col</span><span class="o">.</span><span class="n">mssqlCreateReferenceConstraint</span><span class="p">()</span>
</div>
<div class="viewcode-block" id="MSSQLConnection.createColumn"><a class="viewcode-back" href="../../../api/sqlobject.mssql.mssqlconnection.html#sqlobject.mssql.mssqlconnection.MSSQLConnection.createColumn">[docs]</a> <span class="k">def</span> <span class="nf">createColumn</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">soClass</span><span class="p">,</span> <span class="n">col</span><span class="p">):</span>
<span class="k">return</span> <span class="n">col</span><span class="o">.</span><span class="n">mssqlCreateSQL</span><span class="p">(</span><span class="bp">self</span><span class="p">)</span>
</div>
<div class="viewcode-block" id="MSSQLConnection.createIDColumn"><a class="viewcode-back" href="../../../api/sqlobject.mssql.mssqlconnection.html#sqlobject.mssql.mssqlconnection.MSSQLConnection.createIDColumn">[docs]</a> <span class="k">def</span> <span class="nf">createIDColumn</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">soClass</span><span class="p">):</span>
<span class="n">key_type</span> <span class="o">=</span> <span class="p">{</span><span class="nb">int</span><span class="p">:</span> <span class="s2">"INT"</span><span class="p">,</span> <span class="nb">str</span><span class="p">:</span> <span class="s2">"TEXT"</span><span class="p">}[</span><span class="n">soClass</span><span class="o">.</span><span class="n">sqlmeta</span><span class="o">.</span><span class="n">idType</span><span class="p">]</span>
<span class="k">return</span> <span class="s1">'</span><span class="si">%s</span><span class="s1"> </span><span class="si">%s</span><span class="s1"> IDENTITY UNIQUE'</span> <span class="o">%</span> <span class="p">(</span><span class="n">soClass</span><span class="o">.</span><span class="n">sqlmeta</span><span class="o">.</span><span class="n">idName</span><span class="p">,</span> <span class="n">key_type</span><span class="p">)</span>
</div>
<div class="viewcode-block" id="MSSQLConnection.createIndexSQL"><a class="viewcode-back" href="../../../api/sqlobject.mssql.mssqlconnection.html#sqlobject.mssql.mssqlconnection.MSSQLConnection.createIndexSQL">[docs]</a> <span class="k">def</span> <span class="nf">createIndexSQL</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">soClass</span><span class="p">,</span> <span class="n">index</span><span class="p">):</span>
<span class="k">return</span> <span class="n">index</span><span class="o">.</span><span class="n">mssqlCreateIndexSQL</span><span class="p">(</span><span class="n">soClass</span><span class="p">)</span>
</div>
<div class="viewcode-block" id="MSSQLConnection.joinSQLType"><a class="viewcode-back" href="../../../api/sqlobject.mssql.mssqlconnection.html#sqlobject.mssql.mssqlconnection.MSSQLConnection.joinSQLType">[docs]</a> <span class="k">def</span> <span class="nf">joinSQLType</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">join</span><span class="p">):</span>
<span class="k">return</span> <span class="s1">'INT NOT NULL'</span>
</div>
<span class="n">SHOW_TABLES</span> <span class="o">=</span> <span class="s2">"SELECT name FROM sysobjects WHERE type='U'"</span>
<div class="viewcode-block" id="MSSQLConnection.tableExists"><a class="viewcode-back" href="../../../api/sqlobject.mssql.mssqlconnection.html#sqlobject.mssql.mssqlconnection.MSSQLConnection.tableExists">[docs]</a> <span class="k">def</span> <span class="nf">tableExists</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">tableName</span><span class="p">):</span>
<span class="k">for</span> <span class="p">(</span><span class="n">table</span><span class="p">,)</span> <span class="ow">in</span> <span class="bp">self</span><span class="o">.</span><span class="n">queryAll</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">SHOW_TABLES</span><span class="p">):</span>
<span class="k">if</span> <span class="n">table</span><span class="o">.</span><span class="n">lower</span><span class="p">()</span> <span class="o">==</span> <span class="n">tableName</span><span class="o">.</span><span class="n">lower</span><span class="p">():</span>
<span class="k">return</span> <span class="kc">True</span>
<span class="k">return</span> <span class="kc">False</span>
</div>
<div class="viewcode-block" id="MSSQLConnection.addColumn"><a class="viewcode-back" href="../../../api/sqlobject.mssql.mssqlconnection.html#sqlobject.mssql.mssqlconnection.MSSQLConnection.addColumn">[docs]</a> <span class="k">def</span> <span class="nf">addColumn</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">tableName</span><span class="p">,</span> <span class="n">column</span><span class="p">):</span>
<span class="bp">self</span><span class="o">.</span><span class="n">query</span><span class="p">(</span><span class="s1">'ALTER TABLE </span><span class="si">%s</span><span class="s1"> ADD </span><span class="si">%s</span><span class="s1">'</span> <span class="o">%</span>
<span class="p">(</span><span class="n">tableName</span><span class="p">,</span>
<span class="n">column</span><span class="o">.</span><span class="n">mssqlCreateSQL</span><span class="p">(</span><span class="bp">self</span><span class="p">)))</span>
</div>
<div class="viewcode-block" id="MSSQLConnection.delColumn"><a class="viewcode-back" href="../../../api/sqlobject.mssql.mssqlconnection.html#sqlobject.mssql.mssqlconnection.MSSQLConnection.delColumn">[docs]</a> <span class="k">def</span> <span class="nf">delColumn</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">sqlmeta</span><span class="p">,</span> <span class="n">column</span><span class="p">):</span>
<span class="bp">self</span><span class="o">.</span><span class="n">query</span><span class="p">(</span><span class="s1">'ALTER TABLE </span><span class="si">%s</span><span class="s1"> DROP COLUMN </span><span class="si">%s</span><span class="s1">'</span> <span class="o">%</span> <span class="p">(</span><span class="n">sqlmeta</span><span class="o">.</span><span class="n">table</span><span class="p">,</span>
<span class="n">column</span><span class="o">.</span><span class="n">dbName</span><span class="p">))</span>
</div>
<span class="c1"># Precision and scale is gotten from column table</span>
<span class="c1"># so that we can create decimal columns if needed.</span>
<span class="n">SHOW_COLUMNS</span> <span class="o">=</span> <span class="s2">"""</span>
<span class="s2"> select</span>
<span class="s2"> name,</span>
<span class="s2"> length,</span>
<span class="s2"> ( select name</span>
<span class="s2"> from systypes</span>
<span class="s2"> where cast(xusertype as int)= cast(sc.xtype as int)</span>
<span class="s2"> ) datatype,</span>
<span class="s2"> prec,</span>
<span class="s2"> scale,</span>
<span class="s2"> isnullable,</span>
<span class="s2"> cdefault,</span>
<span class="s2"> m.text default_text,</span>
<span class="s2"> isnull(len(autoval),0) is_identity</span>
<span class="s2"> from syscolumns sc</span>
<span class="s2"> LEFT OUTER JOIN syscomments m on sc.cdefault = m.id</span>
<span class="s2"> AND m.colid = 1</span>
<span class="s2"> where</span>
<span class="s2"> sc.id in (select id</span>
<span class="s2"> from sysobjects</span>
<span class="s2"> where name = '</span><span class="si">%s</span><span class="s2">')</span>
<span class="s2"> order by</span>
<span class="s2"> colorder"""</span>
<div class="viewcode-block" id="MSSQLConnection.columnsFromSchema"><a class="viewcode-back" href="../../../api/sqlobject.mssql.mssqlconnection.html#sqlobject.mssql.mssqlconnection.MSSQLConnection.columnsFromSchema">[docs]</a> <span class="k">def</span> <span class="nf">columnsFromSchema</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">tableName</span><span class="p">,</span> <span class="n">soClass</span><span class="p">):</span>
<span class="n">colData</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">queryAll</span><span class="p">(</span><span class="bp">self</span><span class="o">.</span><span class="n">SHOW_COLUMNS</span>
<span class="o">%</span> <span class="n">tableName</span><span class="p">)</span>
<span class="n">results</span> <span class="o">=</span> <span class="p">[]</span>
<span class="k">for</span> <span class="p">(</span><span class="n">field</span><span class="p">,</span> <span class="n">size</span><span class="p">,</span> <span class="n">t</span><span class="p">,</span> <span class="n">precision</span><span class="p">,</span> <span class="n">scale</span><span class="p">,</span> <span class="n">nullAllowed</span><span class="p">,</span>
<span class="n">default</span><span class="p">,</span> <span class="n">defaultText</span><span class="p">,</span> <span class="n">is_identity</span><span class="p">)</span> <span class="ow">in</span> <span class="n">colData</span><span class="p">:</span>
<span class="k">if</span> <span class="n">field</span> <span class="o">==</span> <span class="n">soClass</span><span class="o">.</span><span class="n">sqlmeta</span><span class="o">.</span><span class="n">idName</span><span class="p">:</span>
<span class="k">continue</span>
<span class="c1"># precision is needed for decimal columns</span>
<span class="n">colClass</span><span class="p">,</span> <span class="n">kw</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">guessClass</span><span class="p">(</span><span class="n">t</span><span class="p">,</span> <span class="n">size</span><span class="p">,</span> <span class="n">precision</span><span class="p">,</span> <span class="n">scale</span><span class="p">)</span>
<span class="n">kw</span><span class="p">[</span><span class="s1">'name'</span><span class="p">]</span> <span class="o">=</span> <span class="nb">str</span><span class="p">(</span><span class="n">soClass</span><span class="o">.</span><span class="n">sqlmeta</span><span class="o">.</span><span class="n">style</span><span class="o">.</span><span class="n">dbColumnToPythonAttr</span><span class="p">(</span><span class="n">field</span><span class="p">))</span>
<span class="n">kw</span><span class="p">[</span><span class="s1">'dbName'</span><span class="p">]</span> <span class="o">=</span> <span class="nb">str</span><span class="p">(</span><span class="n">field</span><span class="p">)</span>
<span class="n">kw</span><span class="p">[</span><span class="s1">'notNone'</span><span class="p">]</span> <span class="o">=</span> <span class="ow">not</span> <span class="n">nullAllowed</span>
<span class="k">if</span> <span class="p">(</span><span class="n">defaultText</span><span class="p">):</span>
<span class="c1"># Strip ( and )</span>
<span class="n">defaultText</span> <span class="o">=</span> <span class="n">defaultText</span><span class="p">[</span><span class="mi">1</span><span class="p">:</span><span class="o">-</span><span class="mi">1</span><span class="p">]</span>
<span class="k">if</span> <span class="n">defaultText</span><span class="p">[</span><span class="mi">0</span><span class="p">]</span> <span class="o">==</span> <span class="s2">"'"</span><span class="p">:</span>
<span class="n">defaultText</span> <span class="o">=</span> <span class="n">defaultText</span><span class="p">[</span><span class="mi">1</span><span class="p">:</span><span class="o">-</span><span class="mi">1</span><span class="p">]</span>
<span class="k">else</span><span class="p">:</span>
<span class="k">if</span> <span class="n">t</span> <span class="ow">in</span> <span class="p">(</span><span class="s2">"int"</span><span class="p">,</span> <span class="s2">"float"</span><span class="p">,</span> <span class="s2">"numeric"</span><span class="p">)</span> <span class="ow">and</span> \
<span class="n">defaultText</span><span class="p">[</span><span class="mi">0</span><span class="p">]</span> <span class="o">==</span> <span class="s2">"("</span><span class="p">:</span>
<span class="n">defaultText</span> <span class="o">=</span> <span class="n">defaultText</span><span class="p">[</span><span class="mi">1</span><span class="p">:</span><span class="o">-</span><span class="mi">1</span><span class="p">]</span>
<span class="k">if</span> <span class="n">t</span> <span class="o">==</span> <span class="s2">"int"</span><span class="p">:</span>
<span class="n">defaultText</span> <span class="o">=</span> <span class="nb">int</span><span class="p">(</span><span class="n">defaultText</span><span class="p">)</span>
<span class="k">if</span> <span class="n">t</span> <span class="o">==</span> <span class="s2">"float"</span><span class="p">:</span>
<span class="n">defaultText</span> <span class="o">=</span> <span class="nb">float</span><span class="p">(</span><span class="n">defaultText</span><span class="p">)</span>
<span class="k">if</span> <span class="n">t</span> <span class="o">==</span> <span class="s2">"numeric"</span><span class="p">:</span>
<span class="n">defaultText</span> <span class="o">=</span> <span class="nb">float</span><span class="p">(</span><span class="n">defaultText</span><span class="p">)</span>
<span class="c1"># TODO need to access the "column" to_python method here --</span>
<span class="c1"># but the object doesn't exists yet.</span>
<span class="c1"># @@ skip key...</span>
<span class="n">kw</span><span class="p">[</span><span class="s1">'default'</span><span class="p">]</span> <span class="o">=</span> <span class="n">defaultText</span>
<span class="n">results</span><span class="o">.</span><span class="n">append</span><span class="p">(</span><span class="n">colClass</span><span class="p">(</span><span class="o">**</span><span class="n">kw</span><span class="p">))</span>
<span class="k">return</span> <span class="n">results</span>
</div>
<span class="c1"># precision and scale is needed for decimal columns</span>
<div class="viewcode-block" id="MSSQLConnection.guessClass"><a class="viewcode-back" href="../../../api/sqlobject.mssql.mssqlconnection.html#sqlobject.mssql.mssqlconnection.MSSQLConnection.guessClass">[docs]</a> <span class="k">def</span> <span class="nf">guessClass</span><span class="p">(</span><span class="bp">self</span><span class="p">,</span> <span class="n">t</span><span class="p">,</span> <span class="n">size</span><span class="p">,</span> <span class="n">precision</span><span class="p">,</span> <span class="n">scale</span><span class="p">):</span>
<span class="sd">"""</span>
<span class="sd"> Here we take raw values coming out of syscolumns</span>
<span class="sd"> and map to SQLObject class types.</span>
<span class="sd"> """</span>
<span class="k">if</span> <span class="n">t</span><span class="o">.</span><span class="n">startswith</span><span class="p">(</span><span class="s1">'int'</span><span class="p">):</span>
<span class="k">return</span> <span class="n">col</span><span class="o">.</span><span class="n">IntCol</span><span class="p">,</span> <span class="p">{}</span>
<span class="k">elif</span> <span class="n">t</span><span class="o">.</span><span class="n">startswith</span><span class="p">(</span><span class="s1">'varchar'</span><span class="p">):</span>
<span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">usingUnicodeStrings</span><span class="p">:</span>
<span class="k">return</span> <span class="n">col</span><span class="o">.</span><span class="n">UnicodeCol</span><span class="p">,</span> <span class="p">{</span><span class="s1">'length'</span><span class="p">:</span> <span class="n">size</span><span class="p">}</span>
<span class="k">return</span> <span class="n">col</span><span class="o">.</span><span class="n">StringCol</span><span class="p">,</span> <span class="p">{</span><span class="s1">'length'</span><span class="p">:</span> <span class="n">size</span><span class="p">}</span>
<span class="k">elif</span> <span class="n">t</span><span class="o">.</span><span class="n">startswith</span><span class="p">(</span><span class="s1">'char'</span><span class="p">):</span>
<span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">usingUnicodeStrings</span><span class="p">:</span>
<span class="k">return</span> <span class="n">col</span><span class="o">.</span><span class="n">UnicodeCol</span><span class="p">,</span> <span class="p">{</span><span class="s1">'length'</span><span class="p">:</span> <span class="n">size</span><span class="p">,</span>
<span class="s1">'varchar'</span><span class="p">:</span> <span class="kc">False</span><span class="p">}</span>
<span class="k">return</span> <span class="n">col</span><span class="o">.</span><span class="n">StringCol</span><span class="p">,</span> <span class="p">{</span><span class="s1">'length'</span><span class="p">:</span> <span class="n">size</span><span class="p">,</span>
<span class="s1">'varchar'</span><span class="p">:</span> <span class="kc">False</span><span class="p">}</span>
<span class="k">elif</span> <span class="n">t</span><span class="o">.</span><span class="n">startswith</span><span class="p">(</span><span class="s1">'datetime'</span><span class="p">):</span>
<span class="k">return</span> <span class="n">col</span><span class="o">.</span><span class="n">DateTimeCol</span><span class="p">,</span> <span class="p">{}</span>
<span class="k">elif</span> <span class="n">t</span><span class="o">.</span><span class="n">startswith</span><span class="p">(</span><span class="s1">'decimal'</span><span class="p">):</span>
<span class="c1"># be careful for awkward naming</span>
<span class="k">return</span> <span class="n">col</span><span class="o">.</span><span class="n">DecimalCol</span><span class="p">,</span> <span class="p">{</span><span class="s1">'size'</span><span class="p">:</span> <span class="n">precision</span><span class="p">,</span>
<span class="s1">'precision'</span><span class="p">:</span> <span class="n">scale</span><span class="p">}</span>
<span class="k">else</span><span class="p">:</span>
<span class="k">return</span> <span class="n">col</span><span class="o">.</span><span class="n">Col</span><span class="p">,</span> <span class="p">{}</span>
</div>
<div class="viewcode-block" id="MSSQLConnection.server_version"><a class="viewcode-back" href="../../../api/sqlobject.mssql.mssqlconnection.html#sqlobject.mssql.mssqlconnection.MSSQLConnection.server_version">[docs]</a> <span class="k">def</span> <span class="nf">server_version</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
<span class="sd">"""Get server version:</span>
<span class="sd"> 8 - 2000</span>
<span class="sd"> 9 - 2005</span>
<span class="sd"> 10 - 2008</span>
<span class="sd"> 11 - 2012</span>
<span class="sd"> 12 - 2014</span>
<span class="sd"> 13 - 2016</span>
<span class="sd"> """</span>
<span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">_server_version</span> <span class="ow">is</span> <span class="ow">not</span> <span class="kc">None</span><span class="p">:</span>
<span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">_server_version</span>
<span class="k">try</span><span class="p">:</span>
<span class="n">server_version</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">queryOne</span><span class="p">(</span>
<span class="s2">"SELECT SERVERPROPERTY('productversion')"</span><span class="p">)[</span><span class="mi">0</span><span class="p">]</span>
<span class="k">if</span> <span class="ow">not</span> <span class="n">PY2</span> <span class="ow">and</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">server_version</span><span class="p">,</span> <span class="nb">bytes</span><span class="p">):</span>
<span class="n">server_version</span> <span class="o">=</span> <span class="n">server_version</span><span class="o">.</span><span class="n">decode</span><span class="p">(</span><span class="s1">'ascii'</span><span class="p">)</span>
<span class="n">server_version</span> <span class="o">=</span> <span class="n">server_version</span><span class="o">.</span><span class="n">split</span><span class="p">(</span><span class="s1">'.'</span><span class="p">)[</span><span class="mi">0</span><span class="p">]</span>
<span class="n">server_version</span> <span class="o">=</span> <span class="nb">int</span><span class="p">(</span><span class="n">server_version</span><span class="p">)</span>
<span class="k">except</span> <span class="ne">Exception</span><span class="p">:</span>
<span class="n">server_version</span> <span class="o">=</span> <span class="kc">None</span> <span class="c1"># unknown</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_server_version</span> <span class="o">=</span> <span class="n">server_version</span>
<span class="k">return</span> <span class="n">server_version</span>
</div>
<div class="viewcode-block" id="MSSQLConnection.can_use_max_types"><a class="viewcode-back" href="../../../api/sqlobject.mssql.mssqlconnection.html#sqlobject.mssql.mssqlconnection.MSSQLConnection.can_use_max_types">[docs]</a> <span class="k">def</span> <span class="nf">can_use_max_types</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
<span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">_can_use_max_types</span> <span class="ow">is</span> <span class="ow">not</span> <span class="kc">None</span><span class="p">:</span>
<span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">_can_use_max_types</span>
<span class="n">server_version</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">server_version</span><span class="p">()</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_can_use_max_types</span> <span class="o">=</span> <span class="n">can_use_max_types</span> <span class="o">=</span> \
<span class="p">(</span><span class="n">server_version</span> <span class="ow">is</span> <span class="ow">not</span> <span class="kc">None</span><span class="p">)</span> <span class="ow">and</span> <span class="p">(</span><span class="n">server_version</span> <span class="o">>=</span> <span class="mi">9</span><span class="p">)</span>
<span class="k">return</span> <span class="n">can_use_max_types</span>
</div>
<div class="viewcode-block" id="MSSQLConnection.can_use_microseconds"><a class="viewcode-back" href="../../../api/sqlobject.mssql.mssqlconnection.html#sqlobject.mssql.mssqlconnection.MSSQLConnection.can_use_microseconds">[docs]</a> <span class="k">def</span> <span class="nf">can_use_microseconds</span><span class="p">(</span><span class="bp">self</span><span class="p">):</span>
<span class="k">if</span> <span class="bp">self</span><span class="o">.</span><span class="n">_can_use_microseconds</span> <span class="ow">is</span> <span class="ow">not</span> <span class="kc">None</span><span class="p">:</span>
<span class="k">return</span> <span class="bp">self</span><span class="o">.</span><span class="n">_can_use_microseconds</span>
<span class="n">server_version</span> <span class="o">=</span> <span class="bp">self</span><span class="o">.</span><span class="n">server_version</span><span class="p">()</span>
<span class="bp">self</span><span class="o">.</span><span class="n">_can_use_microseconds</span> <span class="o">=</span> <span class="n">can_use_microseconds</span> <span class="o">=</span> \
<span class="p">(</span><span class="n">server_version</span> <span class="ow">is</span> <span class="ow">not</span> <span class="kc">None</span><span class="p">)</span> <span class="ow">and</span> <span class="p">(</span><span class="n">server_version</span> <span class="o">>=</span> <span class="mi">10</span><span class="p">)</span>
<span class="k">return</span> <span class="n">can_use_microseconds</span>
</pre></div></div></div>
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