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diff --git a/doc/src/sgml/html/functions-info.html b/doc/src/sgml/html/functions-info.html index ae4a242..b62e418 100644 --- a/doc/src/sgml/html/functions-info.html +++ b/doc/src/sgml/html/functions-info.html @@ -1,5 +1,5 @@ <?xml version="1.0" encoding="UTF-8" standalone="no"?> -<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"><html xmlns="http://www.w3.org/1999/xhtml"><head><meta http-equiv="Content-Type" content="text/html; charset=UTF-8" /><title>9.26. System Information Functions and Operators</title><link rel="stylesheet" type="text/css" href="stylesheet.css" /><link rev="made" href="pgsql-docs@lists.postgresql.org" /><meta name="generator" content="DocBook XSL Stylesheets Vsnapshot" /><link rel="prev" href="functions-srf.html" title="9.25. Set Returning Functions" /><link rel="next" href="functions-admin.html" title="9.27. System Administration Functions" /></head><body id="docContent" class="container-fluid col-10"><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="5" align="center">9.26. System Information Functions and Operators</th></tr><tr><td width="10%" align="left"><a accesskey="p" href="functions-srf.html" title="9.25. Set Returning Functions">Prev</a> </td><td width="10%" align="left"><a accesskey="u" href="functions.html" title="Chapter 9. Functions and Operators">Up</a></td><th width="60%" align="center">Chapter 9. Functions and Operators</th><td width="10%" align="right"><a accesskey="h" href="index.html" title="PostgreSQL 16.2 Documentation">Home</a></td><td width="10%" align="right"> <a accesskey="n" href="functions-admin.html" title="9.27. System Administration Functions">Next</a></td></tr></table><hr /></div><div class="sect1" id="FUNCTIONS-INFO"><div class="titlepage"><div><div><h2 class="title" style="clear: both">9.26. System Information Functions and Operators <a href="#FUNCTIONS-INFO" class="id_link">#</a></h2></div></div></div><div class="toc"><dl class="toc"><dt><span class="sect2"><a href="functions-info.html#FUNCTIONS-INFO-SESSION">9.26.1. Session Information Functions</a></span></dt><dt><span class="sect2"><a href="functions-info.html#FUNCTIONS-INFO-ACCESS">9.26.2. Access Privilege Inquiry Functions</a></span></dt><dt><span class="sect2"><a href="functions-info.html#FUNCTIONS-INFO-SCHEMA">9.26.3. Schema Visibility Inquiry Functions</a></span></dt><dt><span class="sect2"><a href="functions-info.html#FUNCTIONS-INFO-CATALOG">9.26.4. System Catalog Information Functions</a></span></dt><dt><span class="sect2"><a href="functions-info.html#FUNCTIONS-INFO-OBJECT">9.26.5. Object Information and Addressing Functions</a></span></dt><dt><span class="sect2"><a href="functions-info.html#FUNCTIONS-INFO-COMMENT">9.26.6. Comment Information Functions</a></span></dt><dt><span class="sect2"><a href="functions-info.html#FUNCTIONS-INFO-VALIDITY">9.26.7. Data Validity Checking Functions</a></span></dt><dt><span class="sect2"><a href="functions-info.html#FUNCTIONS-INFO-SNAPSHOT">9.26.8. Transaction ID and Snapshot Information Functions</a></span></dt><dt><span class="sect2"><a href="functions-info.html#FUNCTIONS-INFO-COMMIT-TIMESTAMP">9.26.9. Committed Transaction Information Functions</a></span></dt><dt><span class="sect2"><a href="functions-info.html#FUNCTIONS-INFO-CONTROLDATA">9.26.10. Control Data Functions</a></span></dt></dl></div><p> +<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"><html xmlns="http://www.w3.org/1999/xhtml"><head><meta http-equiv="Content-Type" content="text/html; charset=UTF-8" /><title>9.26. System Information Functions and Operators</title><link rel="stylesheet" type="text/css" href="stylesheet.css" /><link rev="made" href="pgsql-docs@lists.postgresql.org" /><meta name="generator" content="DocBook XSL Stylesheets Vsnapshot" /><link rel="prev" href="functions-srf.html" title="9.25. Set Returning Functions" /><link rel="next" href="functions-admin.html" title="9.27. System Administration Functions" /></head><body id="docContent" class="container-fluid col-10"><div class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="5" align="center">9.26. System Information Functions and Operators</th></tr><tr><td width="10%" align="left"><a accesskey="p" href="functions-srf.html" title="9.25. Set Returning Functions">Prev</a> </td><td width="10%" align="left"><a accesskey="u" href="functions.html" title="Chapter 9. Functions and Operators">Up</a></td><th width="60%" align="center">Chapter 9. Functions and Operators</th><td width="10%" align="right"><a accesskey="h" href="index.html" title="PostgreSQL 16.3 Documentation">Home</a></td><td width="10%" align="right"> <a accesskey="n" href="functions-admin.html" title="9.27. System Administration Functions">Next</a></td></tr></table><hr /></div><div class="sect1" id="FUNCTIONS-INFO"><div class="titlepage"><div><div><h2 class="title" style="clear: both">9.26. System Information Functions and Operators <a href="#FUNCTIONS-INFO" class="id_link">#</a></h2></div></div></div><div class="toc"><dl class="toc"><dt><span class="sect2"><a href="functions-info.html#FUNCTIONS-INFO-SESSION">9.26.1. Session Information Functions</a></span></dt><dt><span class="sect2"><a href="functions-info.html#FUNCTIONS-INFO-ACCESS">9.26.2. Access Privilege Inquiry Functions</a></span></dt><dt><span class="sect2"><a href="functions-info.html#FUNCTIONS-INFO-SCHEMA">9.26.3. Schema Visibility Inquiry Functions</a></span></dt><dt><span class="sect2"><a href="functions-info.html#FUNCTIONS-INFO-CATALOG">9.26.4. System Catalog Information Functions</a></span></dt><dt><span class="sect2"><a href="functions-info.html#FUNCTIONS-INFO-OBJECT">9.26.5. Object Information and Addressing Functions</a></span></dt><dt><span class="sect2"><a href="functions-info.html#FUNCTIONS-INFO-COMMENT">9.26.6. Comment Information Functions</a></span></dt><dt><span class="sect2"><a href="functions-info.html#FUNCTIONS-INFO-VALIDITY">9.26.7. Data Validity Checking Functions</a></span></dt><dt><span class="sect2"><a href="functions-info.html#FUNCTIONS-INFO-SNAPSHOT">9.26.8. Transaction ID and Snapshot Information Functions</a></span></dt><dt><span class="sect2"><a href="functions-info.html#FUNCTIONS-INFO-COMMIT-TIMESTAMP">9.26.9. Committed Transaction Information Functions</a></span></dt><dt><span class="sect2"><a href="functions-info.html#FUNCTIONS-INFO-CONTROLDATA">9.26.10. Control Data Functions</a></span></dt></dl></div><p> The functions described in this section are used to obtain various information about a <span class="productname">PostgreSQL</span> installation. </p><div class="sect2" id="FUNCTIONS-INFO-SESSION"><div class="titlepage"><div><div><h3 class="title">9.26.1. Session Information Functions <a href="#FUNCTIONS-INFO-SESSION" class="id_link">#</a></h3></div></div></div><p> @@ -1911,4 +1911,4 @@ SELECT collation for ('foo' COLLATE "de_DE"); <p> Returns information about recovery state, as shown in <a class="xref" href="functions-info.html#FUNCTIONS-PG-CONTROL-RECOVERY" title="Table 9.88. pg_control_recovery Output Columns">Table 9.88</a>. - </p></td></tr></tbody></table></div></div><br class="table-break" /><div class="table" id="FUNCTIONS-PG-CONTROL-CHECKPOINT"><p class="title"><strong>Table 9.85. <code class="function">pg_control_checkpoint</code> Output Columns</strong></p><div class="table-contents"><table class="table" summary="pg_control_checkpoint Output Columns" border="1"><colgroup><col /><col /></colgroup><thead><tr><th>Column Name</th><th>Data Type</th></tr></thead><tbody><tr><td><code class="structfield">checkpoint_lsn</code></td><td><code class="type">pg_lsn</code></td></tr><tr><td><code class="structfield">redo_lsn</code></td><td><code class="type">pg_lsn</code></td></tr><tr><td><code class="structfield">redo_wal_file</code></td><td><code class="type">text</code></td></tr><tr><td><code class="structfield">timeline_id</code></td><td><code class="type">integer</code></td></tr><tr><td><code class="structfield">prev_timeline_id</code></td><td><code class="type">integer</code></td></tr><tr><td><code class="structfield">full_page_writes</code></td><td><code class="type">boolean</code></td></tr><tr><td><code class="structfield">next_xid</code></td><td><code class="type">text</code></td></tr><tr><td><code class="structfield">next_oid</code></td><td><code class="type">oid</code></td></tr><tr><td><code class="structfield">next_multixact_id</code></td><td><code class="type">xid</code></td></tr><tr><td><code class="structfield">next_multi_offset</code></td><td><code class="type">xid</code></td></tr><tr><td><code class="structfield">oldest_xid</code></td><td><code class="type">xid</code></td></tr><tr><td><code class="structfield">oldest_xid_dbid</code></td><td><code class="type">oid</code></td></tr><tr><td><code class="structfield">oldest_active_xid</code></td><td><code class="type">xid</code></td></tr><tr><td><code class="structfield">oldest_multi_xid</code></td><td><code class="type">xid</code></td></tr><tr><td><code class="structfield">oldest_multi_dbid</code></td><td><code class="type">oid</code></td></tr><tr><td><code class="structfield">oldest_commit_ts_xid</code></td><td><code class="type">xid</code></td></tr><tr><td><code class="structfield">newest_commit_ts_xid</code></td><td><code class="type">xid</code></td></tr><tr><td><code class="structfield">checkpoint_time</code></td><td><code class="type">timestamp with time zone</code></td></tr></tbody></table></div></div><br class="table-break" /><div class="table" id="FUNCTIONS-PG-CONTROL-SYSTEM"><p class="title"><strong>Table 9.86. <code class="function">pg_control_system</code> Output Columns</strong></p><div class="table-contents"><table class="table" summary="pg_control_system Output Columns" border="1"><colgroup><col /><col /></colgroup><thead><tr><th>Column Name</th><th>Data Type</th></tr></thead><tbody><tr><td><code class="structfield">pg_control_version</code></td><td><code class="type">integer</code></td></tr><tr><td><code class="structfield">catalog_version_no</code></td><td><code class="type">integer</code></td></tr><tr><td><code class="structfield">system_identifier</code></td><td><code class="type">bigint</code></td></tr><tr><td><code class="structfield">pg_control_last_modified</code></td><td><code class="type">timestamp with time zone</code></td></tr></tbody></table></div></div><br class="table-break" /><div class="table" id="FUNCTIONS-PG-CONTROL-INIT"><p class="title"><strong>Table 9.87. <code class="function">pg_control_init</code> Output Columns</strong></p><div class="table-contents"><table class="table" summary="pg_control_init Output Columns" border="1"><colgroup><col /><col /></colgroup><thead><tr><th>Column Name</th><th>Data Type</th></tr></thead><tbody><tr><td><code class="structfield">max_data_alignment</code></td><td><code class="type">integer</code></td></tr><tr><td><code class="structfield">database_block_size</code></td><td><code class="type">integer</code></td></tr><tr><td><code class="structfield">blocks_per_segment</code></td><td><code class="type">integer</code></td></tr><tr><td><code class="structfield">wal_block_size</code></td><td><code class="type">integer</code></td></tr><tr><td><code class="structfield">bytes_per_wal_segment</code></td><td><code class="type">integer</code></td></tr><tr><td><code class="structfield">max_identifier_length</code></td><td><code class="type">integer</code></td></tr><tr><td><code class="structfield">max_index_columns</code></td><td><code class="type">integer</code></td></tr><tr><td><code class="structfield">max_toast_chunk_size</code></td><td><code class="type">integer</code></td></tr><tr><td><code class="structfield">large_object_chunk_size</code></td><td><code class="type">integer</code></td></tr><tr><td><code class="structfield">float8_pass_by_value</code></td><td><code class="type">boolean</code></td></tr><tr><td><code class="structfield">data_page_checksum_version</code></td><td><code class="type">integer</code></td></tr></tbody></table></div></div><br class="table-break" /><div class="table" id="FUNCTIONS-PG-CONTROL-RECOVERY"><p class="title"><strong>Table 9.88. <code class="function">pg_control_recovery</code> Output Columns</strong></p><div class="table-contents"><table class="table" summary="pg_control_recovery Output Columns" border="1"><colgroup><col /><col /></colgroup><thead><tr><th>Column Name</th><th>Data Type</th></tr></thead><tbody><tr><td><code class="structfield">min_recovery_end_lsn</code></td><td><code class="type">pg_lsn</code></td></tr><tr><td><code class="structfield">min_recovery_end_timeline</code></td><td><code class="type">integer</code></td></tr><tr><td><code class="structfield">backup_start_lsn</code></td><td><code class="type">pg_lsn</code></td></tr><tr><td><code class="structfield">backup_end_lsn</code></td><td><code class="type">pg_lsn</code></td></tr><tr><td><code class="structfield">end_of_backup_record_required</code></td><td><code class="type">boolean</code></td></tr></tbody></table></div></div><br class="table-break" /></div></div><div class="navfooter"><hr /><table width="100%" summary="Navigation footer"><tr><td width="40%" align="left"><a accesskey="p" href="functions-srf.html" title="9.25. Set Returning Functions">Prev</a> </td><td width="20%" align="center"><a accesskey="u" href="functions.html" title="Chapter 9. Functions and Operators">Up</a></td><td width="40%" align="right"> <a accesskey="n" href="functions-admin.html" title="9.27. System Administration Functions">Next</a></td></tr><tr><td width="40%" align="left" valign="top">9.25. Set Returning Functions </td><td width="20%" align="center"><a accesskey="h" href="index.html" title="PostgreSQL 16.2 Documentation">Home</a></td><td width="40%" align="right" valign="top"> 9.27. System Administration Functions</td></tr></table></div></body></html>
\ No newline at end of file + </p></td></tr></tbody></table></div></div><br class="table-break" /><div class="table" id="FUNCTIONS-PG-CONTROL-CHECKPOINT"><p class="title"><strong>Table 9.85. <code class="function">pg_control_checkpoint</code> Output Columns</strong></p><div class="table-contents"><table class="table" summary="pg_control_checkpoint Output Columns" border="1"><colgroup><col /><col /></colgroup><thead><tr><th>Column Name</th><th>Data Type</th></tr></thead><tbody><tr><td><code class="structfield">checkpoint_lsn</code></td><td><code class="type">pg_lsn</code></td></tr><tr><td><code class="structfield">redo_lsn</code></td><td><code class="type">pg_lsn</code></td></tr><tr><td><code class="structfield">redo_wal_file</code></td><td><code class="type">text</code></td></tr><tr><td><code class="structfield">timeline_id</code></td><td><code class="type">integer</code></td></tr><tr><td><code class="structfield">prev_timeline_id</code></td><td><code class="type">integer</code></td></tr><tr><td><code class="structfield">full_page_writes</code></td><td><code class="type">boolean</code></td></tr><tr><td><code class="structfield">next_xid</code></td><td><code class="type">text</code></td></tr><tr><td><code class="structfield">next_oid</code></td><td><code class="type">oid</code></td></tr><tr><td><code class="structfield">next_multixact_id</code></td><td><code class="type">xid</code></td></tr><tr><td><code class="structfield">next_multi_offset</code></td><td><code class="type">xid</code></td></tr><tr><td><code class="structfield">oldest_xid</code></td><td><code class="type">xid</code></td></tr><tr><td><code class="structfield">oldest_xid_dbid</code></td><td><code class="type">oid</code></td></tr><tr><td><code class="structfield">oldest_active_xid</code></td><td><code class="type">xid</code></td></tr><tr><td><code class="structfield">oldest_multi_xid</code></td><td><code class="type">xid</code></td></tr><tr><td><code class="structfield">oldest_multi_dbid</code></td><td><code class="type">oid</code></td></tr><tr><td><code class="structfield">oldest_commit_ts_xid</code></td><td><code class="type">xid</code></td></tr><tr><td><code class="structfield">newest_commit_ts_xid</code></td><td><code class="type">xid</code></td></tr><tr><td><code class="structfield">checkpoint_time</code></td><td><code class="type">timestamp with time zone</code></td></tr></tbody></table></div></div><br class="table-break" /><div class="table" id="FUNCTIONS-PG-CONTROL-SYSTEM"><p class="title"><strong>Table 9.86. <code class="function">pg_control_system</code> Output Columns</strong></p><div class="table-contents"><table class="table" summary="pg_control_system Output Columns" border="1"><colgroup><col /><col /></colgroup><thead><tr><th>Column Name</th><th>Data Type</th></tr></thead><tbody><tr><td><code class="structfield">pg_control_version</code></td><td><code class="type">integer</code></td></tr><tr><td><code class="structfield">catalog_version_no</code></td><td><code class="type">integer</code></td></tr><tr><td><code class="structfield">system_identifier</code></td><td><code class="type">bigint</code></td></tr><tr><td><code class="structfield">pg_control_last_modified</code></td><td><code class="type">timestamp with time zone</code></td></tr></tbody></table></div></div><br class="table-break" /><div class="table" id="FUNCTIONS-PG-CONTROL-INIT"><p class="title"><strong>Table 9.87. <code class="function">pg_control_init</code> Output Columns</strong></p><div class="table-contents"><table class="table" summary="pg_control_init Output Columns" border="1"><colgroup><col /><col /></colgroup><thead><tr><th>Column Name</th><th>Data Type</th></tr></thead><tbody><tr><td><code class="structfield">max_data_alignment</code></td><td><code class="type">integer</code></td></tr><tr><td><code class="structfield">database_block_size</code></td><td><code class="type">integer</code></td></tr><tr><td><code class="structfield">blocks_per_segment</code></td><td><code class="type">integer</code></td></tr><tr><td><code class="structfield">wal_block_size</code></td><td><code class="type">integer</code></td></tr><tr><td><code class="structfield">bytes_per_wal_segment</code></td><td><code class="type">integer</code></td></tr><tr><td><code class="structfield">max_identifier_length</code></td><td><code class="type">integer</code></td></tr><tr><td><code class="structfield">max_index_columns</code></td><td><code class="type">integer</code></td></tr><tr><td><code class="structfield">max_toast_chunk_size</code></td><td><code class="type">integer</code></td></tr><tr><td><code class="structfield">large_object_chunk_size</code></td><td><code class="type">integer</code></td></tr><tr><td><code class="structfield">float8_pass_by_value</code></td><td><code class="type">boolean</code></td></tr><tr><td><code class="structfield">data_page_checksum_version</code></td><td><code class="type">integer</code></td></tr></tbody></table></div></div><br class="table-break" /><div class="table" id="FUNCTIONS-PG-CONTROL-RECOVERY"><p class="title"><strong>Table 9.88. <code class="function">pg_control_recovery</code> Output Columns</strong></p><div class="table-contents"><table class="table" summary="pg_control_recovery Output Columns" border="1"><colgroup><col /><col /></colgroup><thead><tr><th>Column Name</th><th>Data Type</th></tr></thead><tbody><tr><td><code class="structfield">min_recovery_end_lsn</code></td><td><code class="type">pg_lsn</code></td></tr><tr><td><code class="structfield">min_recovery_end_timeline</code></td><td><code class="type">integer</code></td></tr><tr><td><code class="structfield">backup_start_lsn</code></td><td><code class="type">pg_lsn</code></td></tr><tr><td><code class="structfield">backup_end_lsn</code></td><td><code class="type">pg_lsn</code></td></tr><tr><td><code class="structfield">end_of_backup_record_required</code></td><td><code class="type">boolean</code></td></tr></tbody></table></div></div><br class="table-break" /></div></div><div class="navfooter"><hr /><table width="100%" summary="Navigation footer"><tr><td width="40%" align="left"><a accesskey="p" href="functions-srf.html" title="9.25. Set Returning Functions">Prev</a> </td><td width="20%" align="center"><a accesskey="u" href="functions.html" title="Chapter 9. Functions and Operators">Up</a></td><td width="40%" align="right"> <a accesskey="n" href="functions-admin.html" title="9.27. System Administration Functions">Next</a></td></tr><tr><td width="40%" align="left" valign="top">9.25. Set Returning Functions </td><td width="20%" align="center"><a accesskey="h" href="index.html" title="PostgreSQL 16.3 Documentation">Home</a></td><td width="40%" align="right" valign="top"> 9.27. System Administration Functions</td></tr></table></div></body></html>
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