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-<!--
-$Header: /cvsroot/pgsql/doc/src/sgml/ref/Attic/current_user.sgml,v 1.7 2002/08/13 20:40:43 momjian Exp $
-PostgreSQL documentation
--->
-
-<REFENTRY ID="SQL-CURRENT-USER">
- <REFMETA>
- <REFENTRYTITLE>CURRENT_USER</REFENTRYTITLE>
- <REFMISCINFO>SQL - Functions</REFMISCINFO>
- </REFMETA>
- <REFNAMEDIV>
- <REFNAME>
- CURRENT_USER
- </REFNAME>
- <REFPURPOSE>
- Returns the current user name
- </REFPURPOSE>
- <REFSYNOPSISDIV>
- <REFSYNOPSISDIVINFO>
- <DATE>1998-04-15</DATE>
- </REFSYNOPSISDIVINFO>
- <SYNOPSIS>
- CURRENT_USER
- </SYNOPSIS>
-
- <REFSECT2 ID="R2-SQL-CURRENT-USER-1">
- <REFSECT2INFO>
- <DATE>1998-04-15</DATE>
- </REFSECT2INFO>
- <TITLE>
- Inputs
- </TITLE>
- <PARA>
-
-None.
- </REFSECT2>
-
- <REFSECT2 ID="R2-SQL-CURRENT-USER-2">
- <REFSECT2INFO>
- <DATE>1998-04-15</DATE>
- </REFSECT2INFO>
- <TITLE>
- Outputs
- </TITLE>
- <PARA>
-
- <VARIABLELIST>
- <VARLISTENTRY>
- <TERM>
- <replaceable>username</replaceable>
- </TERM>
- <LISTITEM>
- <PARA>
-The name of the current user.
-
- </VARIABLELIST>
- </REFSECT2>
- </REFSYNOPSISDIV>
-
- <REFSECT1 ID="R1-SQL-CURRENT-USER-1">
- <REFSECT1INFO>
- <DATE>1998-04-15</DATE>
- </REFSECT1INFO>
- <TITLE>
- Description
- </TITLE>
- <PARA>
- The niladic CURRENT_USER function returns a string of type "name"
- whose value represents a user name identification.
- </PARA>
-
- <REFSECT2 ID="R2-SQL-CURRENT-USER-3">
- <REFSECT2INFO>
- <DATE>1998-04-15</DATE>
- </REFSECT2INFO>
- <TITLE>
- Notes
- </TITLE>
- <PARA>
- Data type "name" is a non-standard 63-character type for storing
- system identifiers.
- </PARA>
- </REFSECT2>
-
- <REFSECT1 ID="R1-SQL-CURRENT-USER-2">
- <TITLE>
- Usage
- </TITLE>
- <PARA>
- Display CURRENT_USER
- </PARA>
- <ProgramListing>
- SELECT CURRENT_USER AS who_am_i;
-
- who_am_i
- ------------
- jose
- </ProgramListing>
- </REFSECT1>
-
- <REFSECT1 ID="R1-SQL-CURRENT-USER-3">
- <TITLE>
- Compatibility
- </TITLE>
- <PARA>
- </PARA>
-
- <REFSECT2 ID="R2-SQL-CURRENT-USER-4">
- <REFSECT2INFO>
- <DATE>1998-04-15</DATE>
- </REFSECT2INFO>
- <TITLE>
- SQL92
- </TITLE>
- <PARA>
- SQL92 specifies some additional niladic USER functions:
- </PARA>
- <variablelist>
- <varlistentry>
- <term>CURRENT_USER / USER</term>
- <listitem>
- <para>
- USER is a synonym for CURRENT_USER.
- </para>
- </listitem>
- </varlistentry>
- <varlistentry>
- <term>SESSION_USER</term>
- <listitem>
- <para>
- The SESSION_USER function returns the SQL-session user name.
- </para>
- </listitem>
- </varlistentry>
- <varlistentry>
- <term>SYSTEM_USER</term>
- <listitem>
- <para>
- The SYSTEM_USER function returns the database's initial default user.
- </para>
- </listitem>
- </varlistentry>
- </variablelist>
- <para>
- A niladic USER function returns a SQL_TEXT character string whose
- value represents a user name.
- </para>
- </refsect2>
- </refsect1>
-</REFENTRY>
-
-<!-- Keep this comment at the end of the file
-Local variables:
-mode: sgml
-sgml-omittag:t
-sgml-shorttag:t
-sgml-minimize-attributes:nil
-sgml-always-quote-attributes:t
-sgml-indent-step:1
-sgml-indent-data:t
-sgml-parent-document:nil
-sgml-default-dtd-file:"../reference.ced"
-sgml-exposed-tags:nil
-sgml-local-catalogs:"/usr/lib/sgml/catalog"
-sgml-local-ecat-files:nil
-End:
--->