<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"> <HTML ><HEAD ><TITLE >EXECUTE IMMEDIATE</TITLE ><META NAME="GENERATOR" CONTENT="Modular DocBook HTML Stylesheet Version 1.79"><LINK REV="MADE" HREF="mailto:pgsql-docs@postgresql.org"><LINK REL="HOME" TITLE="PostgreSQL 9.6.19 Documentation" HREF="index.html"><LINK REL="UP" TITLE="Embedded SQL Commands" HREF="ecpg-sql-commands.html"><LINK REL="PREVIOUS" TITLE="DISCONNECT" HREF="ecpg-sql-disconnect.html"><LINK REL="NEXT" TITLE="GET DESCRIPTOR" HREF="ecpg-sql-get-descriptor.html"><LINK REL="STYLESHEET" TYPE="text/css" HREF="stylesheet.css"><META HTTP-EQUIV="Content-Type" CONTENT="text/html; charset=ISO-8859-1"><META NAME="creation" CONTENT="2020-09-02T07:27:19"></HEAD ><BODY CLASS="REFENTRY" ><DIV CLASS="NAVHEADER" ><TABLE SUMMARY="Header navigation table" WIDTH="100%" BORDER="0" CELLPADDING="0" CELLSPACING="0" ><TR ><TH COLSPAN="4" ALIGN="center" VALIGN="bottom" ><A HREF="index.html" >PostgreSQL 9.6.19 Documentation</A ></TH ></TR ><TR ><TD WIDTH="10%" ALIGN="left" VALIGN="top" ><A TITLE="DISCONNECT" HREF="ecpg-sql-disconnect.html" ACCESSKEY="P" >Prev</A ></TD ><TD WIDTH="10%" ALIGN="left" VALIGN="top" ><A HREF="ecpg-sql-commands.html" ACCESSKEY="U" >Up</A ></TD ><TD WIDTH="60%" ALIGN="center" VALIGN="bottom" ></TD ><TD WIDTH="20%" ALIGN="right" VALIGN="top" ><A TITLE="GET DESCRIPTOR" HREF="ecpg-sql-get-descriptor.html" ACCESSKEY="N" >Next</A ></TD ></TR ></TABLE ><HR ALIGN="LEFT" WIDTH="100%"></DIV ><H1 ><A NAME="ECPG-SQL-EXECUTE-IMMEDIATE" ></A >EXECUTE IMMEDIATE</H1 ><DIV CLASS="REFNAMEDIV" ><A NAME="AEN52954" ></A ><H2 >Name</H2 >EXECUTE IMMEDIATE -- dynamically prepare and execute a statement</DIV ><DIV CLASS="REFSYNOPSISDIV" ><A NAME="AEN52957" ></A ><H2 >Synopsis</H2 ><PRE CLASS="SYNOPSIS" >EXECUTE IMMEDIATE <TT CLASS="REPLACEABLE" ><I >string</I ></TT ></PRE ></DIV ><DIV CLASS="REFSECT1" ><A NAME="AEN52960" ></A ><H2 >Description</H2 ><P > <TT CLASS="COMMAND" >EXECUTE IMMEDIATE</TT > immediately prepares and executes a dynamically specified SQL statement, without retrieving result rows. </P ></DIV ><DIV CLASS="REFSECT1" ><A NAME="AEN52964" ></A ><H2 >Parameters</H2 ><P ></P ><DIV CLASS="VARIABLELIST" ><DL ><DT ><TT CLASS="REPLACEABLE" ><I >string</I ></TT ></DT ><DD ><P > A literal C string or a host variable containing the SQL statement to be executed. </P ></DD ></DL ></DIV ></DIV ><DIV CLASS="REFSECT1" ><A NAME="AEN52972" ></A ><H2 >Examples</H2 ><P > Here is an example that executes an <TT CLASS="COMMAND" >INSERT</TT > statement using <TT CLASS="COMMAND" >EXECUTE IMMEDIATE</TT > and a host variable named <TT CLASS="VARNAME" >command</TT >: </P><PRE CLASS="PROGRAMLISTING" >sprintf(command, "INSERT INTO test (name, amount, letter) VALUES ('db: ''r1''', 1, 'f')"); EXEC SQL EXECUTE IMMEDIATE :command;</PRE ><P> </P ></DIV ><DIV CLASS="REFSECT1" ><A NAME="AEN52979" ></A ><H2 >Compatibility</H2 ><P > <TT CLASS="COMMAND" >EXECUTE IMMEDIATE</TT > is specified in the SQL standard. </P ></DIV ><DIV CLASS="NAVFOOTER" ><HR ALIGN="LEFT" WIDTH="100%"><TABLE SUMMARY="Footer navigation table" WIDTH="100%" BORDER="0" CELLPADDING="0" CELLSPACING="0" ><TR ><TD WIDTH="33%" ALIGN="left" VALIGN="top" ><A HREF="ecpg-sql-disconnect.html" ACCESSKEY="P" >Prev</A ></TD ><TD WIDTH="34%" ALIGN="center" VALIGN="top" ><A HREF="index.html" ACCESSKEY="H" >Home</A ></TD ><TD WIDTH="33%" ALIGN="right" VALIGN="top" ><A HREF="ecpg-sql-get-descriptor.html" ACCESSKEY="N" >Next</A ></TD ></TR ><TR ><TD WIDTH="33%" ALIGN="left" VALIGN="top" >DISCONNECT</TD ><TD WIDTH="34%" ALIGN="center" VALIGN="top" ><A HREF="ecpg-sql-commands.html" ACCESSKEY="U" >Up</A ></TD ><TD WIDTH="33%" ALIGN="right" VALIGN="top" >GET DESCRIPTOR</TD ></TR ></TABLE ></DIV ></BODY ></HTML >