<?xml version="1.0" encoding="utf-8"?>
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<refentry xml:id="function.pg-copy-to" xmlns="http://docbook.org/ns/docbook">
 <refnamediv>
  <refname>pg_copy_to</refname>
  <refpurpose>
   Copy a table to an array
  </refpurpose>
 </refnamediv>

 <refsect1 role="description">
  &reftitle.description;
  <methodsynopsis>
   <type class="union"><type>array</type><type>false</type></type><methodname>pg_copy_to</methodname>
   <methodparam><type>PgSql\Connection</type><parameter>connection</parameter></methodparam>
   <methodparam><type>string</type><parameter>table_name</parameter></methodparam>
   <methodparam choice="opt"><type>string</type><parameter>separator</parameter><initializer>"\t"</initializer></methodparam>
   <methodparam choice="opt"><type>string</type><parameter>null_as</parameter><initializer>"\\\\N"</initializer></methodparam>
  </methodsynopsis>
  <para>
   <function>pg_copy_to</function> copies a table to an array. It
   issues <literal>COPY TO</literal> SQL command internally to
   retrieve records.
  </para>
 </refsect1>

 <refsect1 role="parameters">
  &reftitle.parameters;
  <para>
   <variablelist>
    <varlistentry>
     <term><parameter>connection</parameter></term>
     <listitem>
      &pgsql.parameter.connection;
     </listitem>
    </varlistentry>
    <varlistentry>
     <term><parameter>table_name</parameter></term>
     <listitem>
      <para>
       Name of the table from which to copy the data into <parameter>rows</parameter>.
      </para>
     </listitem>
    </varlistentry>
    <varlistentry>
     <term><parameter>separator</parameter></term>
     <listitem>
      <para>
       The token that separates values for each field in each element of
       <parameter>rows</parameter>.  Default is <literal>\t</literal>.
      </para>
     </listitem>
    </varlistentry>
    <varlistentry>
     <term><parameter>null_as</parameter></term>
     <listitem>
      <para>
       How SQL <literal>NULL</literal> values are represented in the
       <parameter>rows</parameter>.  Default is <literal>\\N</literal> (<literal>"\\\\N"</literal>).
      </para>
     </listitem>
    </varlistentry>
   </variablelist>
  </para>
 </refsect1>

 <refsect1 role="returnvalues">
  &reftitle.returnvalues;
   <para>
    An <type>array</type> with one element for each line of <literal>COPY</literal> data, &return.falseforfailure;.
   </para>
 </refsect1>

 <refsect1 role="changelog">
  &reftitle.changelog;
  <informaltable>
   <tgroup cols="2">
    <thead>
     <row>
      <entry>&Version;</entry>
      <entry>&Description;</entry>
     </row>
    </thead>
    <tbody>
     &pgsql.changelog.connection-object;
    </tbody>
   </tgroup>
  </informaltable>
 </refsect1>

 <refsect1 role="examples">
  &reftitle.examples;
  <para>
   <example>
    <title><function>pg_copy_to</function> example</title>
    <programlisting role="php">
<![CDATA[
<?php
   $db = pg_connect("dbname=publisher") or die("Could not connect");
   
   $rows = pg_copy_to($db, $table_name);
   
   pg_query($db, "DELETE FROM $table_name");
   
   pg_copy_from($db, $table_name, $rows);
?>
]]>
    </programlisting>
   </example> 
  </para>
 </refsect1>
 
 <refsect1 role="seealso">
  &reftitle.seealso;
  <para>
   <simplelist>
    <member><function>pg_copy_from</function></member>
   </simplelist>
  </para>
 </refsect1>
</refentry>
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