php-doc-en/reference/pdo_oci/reference.xml

<?xml version="1.0" encoding="utf-8"?>
<!-- $Revision$ -->
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 <reference xml:id="ref.pdo-oci" xmlns="http://docbook.org/ns/docbook">
  <?phpdoc extension-membership="bundledexternal" ?>
  <title>Oracle Functions (PDO_OCI)</title>
  <titleabbrev>Oracle (PDO)</titleabbrev>
  <partintro>
   
   &reference.pdo-oci.configure;
   &reference.pdo-oci.constants;

  </partintro>

  <refentry xml:id="ref.pdo-oci.connection">
   <refnamediv>
    <refname>PDO_OCI DSN</refname>
    <refpurpose>Connecting to Oracle databases</refpurpose>
   </refnamediv>

   <refsect1 role="description">
    &reftitle.description;
    <para>
     The PDO_OCI Data Source Name (DSN) is composed of the following elements:
     <variablelist>
      <varlistentry>
       <term>DSN prefix</term>
       <listitem>
        <para>
        The DSN prefix is <userinput>oci:</userinput>.
        </para>
       </listitem>
      </varlistentry>
      <varlistentry>
       <term><literal>dbname</literal> (Oracle Instant Client)</term>
       <listitem>
        <para>
         The URI for the Oracle Instant Client connection takes the form of
         <code>dbname=//<varname>hostname</varname>:<varname>port-number</varname>/<varname>database</varname></code>.
         If you are connecting to a database defined in
         <filename>tnsnames.ora</filename>, use only the name of the database:
         <code>dbname=<varname>database</varname></code>.
        </para>
       </listitem>
      </varlistentry>
      <varlistentry>
       <term><literal>charset</literal></term>
       <listitem>
        <para>
         The client-side character set for the current environment handle.
        </para>
       </listitem>
      </varlistentry>
     </variablelist>
    </para>
   </refsect1>
   <refsect1 role="examples">
    &reftitle.examples;
    <para>
     <example>
      <title>PDO_OCI DSN examples</title>
      <para>
       The following examples show a PDO_OCI DSN for connecting to
       Oracle databases:
       <programlisting><![CDATA[
// Connect to a database defined in tnsnames.ora
oci:dbname=mydb

// Connect using the Oracle Instant Client
oci:dbname=//localhost:1521/mydb
]]>
       </programlisting>
      </para>
     </example>
    </para>
   </refsect1>
  </refentry>

 </reference>
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