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<div> <a href="functions.html#string">String</a> </div> <div> <a href="functions.html#txn">Transaction</a> </div> <div> <a href="functions.html#type">Type Mapping</a> </div> <div> <a href="functions.html#uddi">UDDI</a> </div> <div> <a href="functions.html#udt">User Defined Types & The CLR</a> </div> <div> <a href="functions.html#vad">VAD</a> </div> <div> <a href="functions.html#jvmpl">Virtuoso Java PL API</a> </div> <div> <a href="functions.html#bif">Virtuoso Server Extension Interface (VSEI)</a> </div> <div> <a href="functions.html#ws">Web & Internet</a> </div> <div> <a href="functions.html#xml">XML</a> </div> <div> <a href="functions.html#XPATH">XPATH & XQUERY</a> </div> <br /> <div> <a href="functionidx.html">Functions Index</a> </div> <br /> </div> <div id="text"> <h2>name_part</h2> <div class="refpurpose">Returns portion of dotted name such as a fully qualified table name.</div> <div class="funcsynopsis"> <span class="funcdef">varchar <span class="function">name_part</span> </span> (<span class="paramdef">in <span class="parameter">string</span> varchar</span>, <span class="paramdef">in <span class="parameter">idx</span> integer</span>, <span class="paramdef">in <span class="parameter">dstring</span> varchar</span>); </div> <div class="refsect1"> <div class="refsect1title">Description</div> <p>The <span class="computeroutput">name_part()</span> can be used to dissecting parts of a three part names (string where items are divided by dots ".") such as table names or columns names. The table name "DB"."DBA"."SYS_USERS" contains three parts which can be extracted individually using this function providing the correct index from a 0 base: 0 would return "DB", 1 would return "DBA", 2 would return "SYS_USERS".</p> </div> <div class="refsect1"> <div class="refsect1title">Parameters</div> <div class="refsect2"> <span class="refsect2title">string – </span> The string to be disected.</div> <div class="refsect2"> <span class="refsect2title">idx – </span> The part index starting from 0.</div> <div class="refsect2"> <span class="refsect2title">dstring – </span> The default value if the found value is null.</div> </div> <div class="refsect1"> <div class="refsect1title">Return Types</div> <p>A string will be returned containing the text from the specified index.</p> </div> <div class="refsect1title">Errors</div> <table class="data"> <tr> <th class="data">SQLState</th> <th class="data">Error Code</th> <th class="data">Error Text</th> <th class="data">Description</th> </tr> <tr> <td class="data"> <a name="err22023" /> <span class="errorcode">22023</span> </td> <td class="data"> <a name="errSR014" /> <span class="errorcode">SR014</span> </td> <td class="data"> <span class="errorname">Function name_part needs a string as argument 1, not an arg of type [type]</span> </td> <td class="data" /> </tr> <tr> <td class="data"> <a name="err22023" /> <span class="errorcode">22023</span> </td> <td class="data"> <a name="errSR008" /> <span class="errorcode">SR008</span> </td> <td class="data"> <span class="errorname">Function name_part needs an integer as argument 2, not an arg of type [type]</span> </td> <td class="data" /> </tr> </table> <br /> <p /> <div class="refsect1"> <div class="refsect1title">Examples</div> <a name="ex_name_part" /> <div class="example"> <div class="exampletitle">Using the name_part() function</div> <p>This simple example shows the 3 parts of a table name being retrieved using the name_part() function from ISQL.</p> <div> <pre class="screen"> SQL> select name_part('"DB"."DBA"."SYS_TABLES"', 0); callret VARCHAR __________________________________________________________ "DB" 1 Rows. -- 20 msec. SQL> select name_part('"DB"."DBA"."SYS_TABLES"', 1); callret VARCHAR __________________________________________________________ "DBA" 1 Rows. -- 30 msec. SQL> select name_part('"DB"."DBA"."SYS_TABLES"', 2); callret VARCHAR __________________________________________________________ SYS_TABLES" 1 Rows. -- 20 msec. </pre> </div> </div> </div> </div> <div id="footer"> <div>Copyright© 1999 - 2009 OpenLink Software All rights reserved.</div> <div id="validation"> <a href="http://validator.w3.org/check/referer"> <img src="http://www.w3.org/Icons/valid-xhtml10" alt="Valid XHTML 1.0!" height="31" width="88" /> </a> <a href="http://jigsaw.w3.org/css-validator/"> <img src="http://jigsaw.w3.org/css-validator/images/vcss" alt="Valid CSS!" height="31" width="88" /> </a> </div> </div> </body> </html>