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| author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-04 12:15:05 +0000 |
|---|---|---|
| committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-04 12:15:05 +0000 |
| commit | 46651ce6fe013220ed397add242004d764fc0153 (patch) | |
| tree | 6e5299f990f88e60174a1d3ae6e48eedd2688b2b /doc/src/sgml/html/infoschema-constraint-column-usage.html | |
| parent | Initial commit. (diff) | |
| download | postgresql-14-upstream.tar.xz postgresql-14-upstream.zip | |
Adding upstream version 14.5.upstream/14.5upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'doc/src/sgml/html/infoschema-constraint-column-usage.html')
| -rw-r--r-- | doc/src/sgml/html/infoschema-constraint-column-usage.html | 55 |
1 files changed, 55 insertions, 0 deletions
diff --git a/doc/src/sgml/html/infoschema-constraint-column-usage.html b/doc/src/sgml/html/infoschema-constraint-column-usage.html new file mode 100644 index 0000000..457d898 --- /dev/null +++ b/doc/src/sgml/html/infoschema-constraint-column-usage.html @@ -0,0 +1,55 @@ +<?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>37.18. constraint_column_usage</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="infoschema-columns.html" title="37.17. columns" /><link rel="next" href="infoschema-constraint-table-usage.html" title="37.19. constraint_table_usage" /></head><body id="docContent" class="container-fluid col-10"><div xmlns="http://www.w3.org/TR/xhtml1/transitional" class="navheader"><table width="100%" summary="Navigation header"><tr><th colspan="5" align="center">37.18. <code xmlns="http://www.w3.org/1999/xhtml" class="literal">constraint_column_usage</code></th></tr><tr><td width="10%" align="left"><a accesskey="p" href="infoschema-columns.html" title="37.17. columns">Prev</a> </td><td width="10%" align="left"><a accesskey="u" href="information-schema.html" title="Chapter 37. The Information Schema">Up</a></td><th width="60%" align="center">Chapter 37. The Information Schema</th><td width="10%" align="right"><a accesskey="h" href="index.html" title="PostgreSQL 14.5 Documentation">Home</a></td><td width="10%" align="right"> <a accesskey="n" href="infoschema-constraint-table-usage.html" title="37.19. constraint_table_usage">Next</a></td></tr></table><hr></hr></div><div class="sect1" id="INFOSCHEMA-CONSTRAINT-COLUMN-USAGE"><div class="titlepage"><div><div><h2 class="title" style="clear: both">37.18. <code class="literal">constraint_column_usage</code></h2></div></div></div><p> + The view <code class="literal">constraint_column_usage</code> identifies all + columns in the current database that are used by some constraint. + Only those columns are shown that are contained in a table owned by + a currently enabled role. For a check constraint, this view + identifies the columns that are used in the check expression. For + a foreign key constraint, this view identifies the columns that the + foreign key references. For a unique or primary key constraint, + this view identifies the constrained columns. + </p><div class="table" id="id-1.7.6.22.3"><p class="title"><strong>Table 37.16. <code class="structname">constraint_column_usage</code> Columns</strong></p><div class="table-contents"><table class="table" summary="constraint_column_usage Columns" border="1"><colgroup><col /></colgroup><thead><tr><th class="catalog_table_entry"><p class="column_definition"> + Column Type + </p> + <p> + Description + </p></th></tr></thead><tbody><tr><td class="catalog_table_entry"><p class="column_definition"> + <code class="structfield">table_catalog</code> <code class="type">sql_identifier</code> + </p> + <p> + Name of the database that contains the table that contains the + column that is used by some constraint (always the current + database) + </p></td></tr><tr><td class="catalog_table_entry"><p class="column_definition"> + <code class="structfield">table_schema</code> <code class="type">sql_identifier</code> + </p> + <p> + Name of the schema that contains the table that contains the + column that is used by some constraint + </p></td></tr><tr><td class="catalog_table_entry"><p class="column_definition"> + <code class="structfield">table_name</code> <code class="type">sql_identifier</code> + </p> + <p> + Name of the table that contains the column that is used by some + constraint + </p></td></tr><tr><td class="catalog_table_entry"><p class="column_definition"> + <code class="structfield">column_name</code> <code class="type">sql_identifier</code> + </p> + <p> + Name of the column that is used by some constraint + </p></td></tr><tr><td class="catalog_table_entry"><p class="column_definition"> + <code class="structfield">constraint_catalog</code> <code class="type">sql_identifier</code> + </p> + <p> + Name of the database that contains the constraint (always the current database) + </p></td></tr><tr><td class="catalog_table_entry"><p class="column_definition"> + <code class="structfield">constraint_schema</code> <code class="type">sql_identifier</code> + </p> + <p> + Name of the schema that contains the constraint + </p></td></tr><tr><td class="catalog_table_entry"><p class="column_definition"> + <code class="structfield">constraint_name</code> <code class="type">sql_identifier</code> + </p> + <p> + Name of the constraint + </p></td></tr></tbody></table></div></div><br class="table-break" /></div><div xmlns="http://www.w3.org/TR/xhtml1/transitional" class="navfooter"><hr></hr><table width="100%" summary="Navigation footer"><tr><td width="40%" align="left"><a accesskey="p" href="infoschema-columns.html" title="37.17. columns">Prev</a> </td><td width="20%" align="center"><a accesskey="u" href="information-schema.html" title="Chapter 37. The Information Schema">Up</a></td><td width="40%" align="right"> <a accesskey="n" href="infoschema-constraint-table-usage.html" title="37.19. constraint_table_usage">Next</a></td></tr><tr><td width="40%" align="left" valign="top">37.17. <code xmlns="http://www.w3.org/1999/xhtml" class="literal">columns</code> </td><td width="20%" align="center"><a accesskey="h" href="index.html" title="PostgreSQL 14.5 Documentation">Home</a></td><td width="40%" align="right" valign="top"> 37.19. <code xmlns="http://www.w3.org/1999/xhtml" class="literal">constraint_table_usage</code></td></tr></table></div></body></html>
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