broad three levels found in <acronym>SQL-92</acronym>. A large
subset of these features represents the <quote>Core</quote>
features, which every conforming SQL implementation must supply.
- The rest of the features are purely optional. Some optional
- features are grouped together to form <quote>packages</quote>, which
- SQL implementations can claim conformance to, thus claiming
- conformance to particular groups of features.
+ The rest of the features are purely optional.
</para>
<para>
<thead>
<row>
<entry>Identifier</entry>
- <entry>Package</entry>
+ <entry>Core?</entry>
<entry>Description</entry>
<entry>Comment</entry>
</row>
<thead>
<row>
<entry>Identifier</entry>
- <entry>Package</entry>
+ <entry>Core?</entry>
<entry>Description</entry>
<entry>Comment</entry>
</row>
</table>
</sect1>
- <sect1 id="infoschema-sql-languages">
- <title><literal>sql_languages</literal></title>
-
- <para>
- The table <literal>sql_languages</literal> contains one row for
- each SQL language binding that is supported by
- <productname>PostgreSQL</productname>.
- <productname>PostgreSQL</productname> supports direct SQL and
- embedded SQL in C; that is all you will learn from this table.
- </para>
-
- <para>
- This table was removed from the SQL standard in SQL:2008, so there
- are no entries referring to standards later than SQL:2003.
- </para>
-
- <table>
- <title><literal>sql_languages</literal> Columns</title>
-
- <tgroup cols="3">
- <thead>
- <row>
- <entry>Name</entry>
- <entry>Data Type</entry>
- <entry>Description</entry>
- </row>
- </thead>
-
- <tbody>
- <row>
- <entry><literal>sql_language_source</literal></entry>
- <entry><type>character_data</type></entry>
- <entry>
- The name of the source of the language definition; always
- <literal>ISO 9075</literal>, that is, the SQL standard
- </entry>
- </row>
-
- <row>
- <entry><literal>sql_language_year</literal></entry>
- <entry><type>character_data</type></entry>
- <entry>
- The year the standard referenced in
- <literal>sql_language_source</literal> was approved.
- </entry>
- </row>
-
- <row>
- <entry><literal>sql_language_conformance</literal></entry>
- <entry><type>character_data</type></entry>
- <entry>
- The standard conformance level for the language binding. For
- ISO 9075:2003 this is always <literal>CORE</literal>.
- </entry>
- </row>
-
- <row>
- <entry><literal>sql_language_integrity</literal></entry>
- <entry><type>character_data</type></entry>
- <entry>Always null (This value is relevant to an earlier version of the SQL standard.)</entry>
- </row>
-
- <row>
- <entry><literal>sql_language_implementation</literal></entry>
- <entry><type>character_data</type></entry>
- <entry>Always null</entry>
- </row>
-
- <row>
- <entry><literal>sql_language_binding_style</literal></entry>
- <entry><type>character_data</type></entry>
- <entry>
- The language binding style, either <literal>DIRECT</literal> or
- <literal>EMBEDDED</literal>
- </entry>
- </row>
-
- <row>
- <entry><literal>sql_language_programming_language</literal></entry>
- <entry><type>character_data</type></entry>
- <entry>
- The programming language, if the binding style is
- <literal>EMBEDDED</literal>, else null. <productname>PostgreSQL</productname> only
- supports the language C.
- </entry>
- </row>
- </tbody>
- </tgroup>
- </table>
- </sect1>
-
- <sect1 id="infoschema-sql-packages">
- <title><literal>sql_packages</literal></title>
-
- <para>
- The table <literal>sql_packages</literal> contains information
- about which feature packages defined in the SQL standard are
- supported by <productname>PostgreSQL</productname>. Refer to <xref
- linkend="features"/> for background information on feature packages.
- </para>
-
- <table>
- <title><literal>sql_packages</literal> Columns</title>
-
- <tgroup cols="3">
- <thead>
- <row>
- <entry>Name</entry>
- <entry>Data Type</entry>
- <entry>Description</entry>
- </row>
- </thead>
-
- <tbody>
- <row>
- <entry><literal>feature_id</literal></entry>
- <entry><type>character_data</type></entry>
- <entry>Identifier string of the package</entry>
- </row>
-
- <row>
- <entry><literal>feature_name</literal></entry>
- <entry><type>character_data</type></entry>
- <entry>Descriptive name of the package</entry>
- </row>
-
- <row>
- <entry><literal>is_supported</literal></entry>
- <entry><type>yes_or_no</type></entry>
- <entry>
- <literal>YES</literal> if the package is fully supported by the
- current version of <productname>PostgreSQL</productname>, <literal>NO</literal> if not
- </entry>
- </row>
-
- <row>
- <entry><literal>is_verified_by</literal></entry>
- <entry><type>character_data</type></entry>
- <entry>
- Always null, since the <productname>PostgreSQL</productname> development group does not
- perform formal testing of feature conformance
- </entry>
- </row>
-
- <row>
- <entry><literal>comments</literal></entry>
- <entry><type>character_data</type></entry>
- <entry>Possibly a comment about the supported status of the package</entry>
- </row>
- </tbody>
- </tgroup>
- </table>
- </sect1>
-
<sect1 id="infoschema-sql-parts">
<title><literal>sql_parts</literal></title>
</table>
</sect1>
- <sect1 id="infoschema-sql-sizing-profiles">
- <title><literal>sql_sizing_profiles</literal></title>
-
- <para>
- The table <literal>sql_sizing_profiles</literal> contains
- information about the <literal>sql_sizing</literal> values that are
- required by various profiles of the SQL standard. <productname>PostgreSQL</productname> does
- not track any SQL profiles, so this table is empty.
- </para>
-
- <table>
- <title><literal>sql_sizing_profiles</literal> Columns</title>
-
- <tgroup cols="3">
- <thead>
- <row>
- <entry>Name</entry>
- <entry>Data Type</entry>
- <entry>Description</entry>
- </row>
- </thead>
-
- <tbody>
- <row>
- <entry><literal>sizing_id</literal></entry>
- <entry><type>cardinal_number</type></entry>
- <entry>Identifier of the sizing item</entry>
- </row>
-
- <row>
- <entry><literal>sizing_name</literal></entry>
- <entry><type>character_data</type></entry>
- <entry>Descriptive name of the sizing item</entry>
- </row>
-
- <row>
- <entry><literal>profile_id</literal></entry>
- <entry><type>character_data</type></entry>
- <entry>Identifier string of a profile</entry>
- </row>
-
- <row>
- <entry><literal>required_value</literal></entry>
- <entry><type>cardinal_number</type></entry>
- <entry>
- The value required by the SQL profile for the sizing item, or 0
- if the profile places no limit on the sizing item, or null if
- the profile does not require any of the features for which the
- sizing item is applicable
- </entry>
- </row>
-
- <row>
- <entry><literal>comments</literal></entry>
- <entry><type>character_data</type></entry>
- <entry>Possibly a comment pertaining to the sizing item within the profile</entry>
- </row>
- </tbody>
- </tgroup>
- </table>
- </sect1>
-
<sect1 id="infoschema-table-constraints">
<title><literal>table_constraints</literal></title>
GRANT SELECT ON sql_implementation_info TO PUBLIC;
-/*
- * SQL_LANGUAGES table
- * apparently removed in SQL:2008
- */
-
-CREATE TABLE sql_languages (
- sql_language_source character_data,
- sql_language_year character_data,
- sql_language_conformance character_data,
- sql_language_integrity character_data,
- sql_language_implementation character_data,
- sql_language_binding_style character_data,
- sql_language_programming_language character_data
-);
-
-INSERT INTO sql_languages VALUES ('ISO 9075', '1999', 'CORE', NULL, NULL, 'DIRECT', NULL);
-INSERT INTO sql_languages VALUES ('ISO 9075', '1999', 'CORE', NULL, NULL, 'EMBEDDED', 'C');
-INSERT INTO sql_languages VALUES ('ISO 9075', '2003', 'CORE', NULL, NULL, 'DIRECT', NULL);
-INSERT INTO sql_languages VALUES ('ISO 9075', '2003', 'CORE', NULL, NULL, 'EMBEDDED', 'C');
-
-GRANT SELECT ON sql_languages TO PUBLIC;
-
-
-/*
- * SQL_PACKAGES table
- * removed in SQL:2011
- */
-
-CREATE TABLE sql_packages (
- feature_id character_data,
- feature_name character_data,
- is_supported yes_or_no,
- is_verified_by character_data,
- comments character_data
-);
-
-INSERT INTO sql_packages VALUES ('PKG000', 'Core', 'NO', NULL, '');
-INSERT INTO sql_packages VALUES ('PKG001', 'Enhanced datetime facilities', 'YES', NULL, '');
-INSERT INTO sql_packages VALUES ('PKG002', 'Enhanced integrity management', 'NO', NULL, '');
-INSERT INTO sql_packages VALUES ('PKG003', 'OLAP facilities', 'NO', NULL, '');
-INSERT INTO sql_packages VALUES ('PKG004', 'PSM', 'NO', NULL, 'PL/pgSQL is similar.');
-INSERT INTO sql_packages VALUES ('PKG005', 'CLI', 'NO', NULL, 'ODBC is similar.');
-INSERT INTO sql_packages VALUES ('PKG006', 'Basic object support', 'NO', NULL, '');
-INSERT INTO sql_packages VALUES ('PKG007', 'Enhanced object support', 'NO', NULL, '');
-INSERT INTO sql_packages VALUES ('PKG008', 'Active database', 'NO', NULL, '');
-INSERT INTO sql_packages VALUES ('PKG010', 'OLAP', 'NO', NULL, 'NO');
-
-GRANT SELECT ON sql_packages TO PUBLIC;
-
-
/*
* 5.59
* SQL_PARTS table
GRANT SELECT ON sql_sizing TO PUBLIC;
-/*
- * SQL_SIZING_PROFILES table
- * removed in SQL:2011
- */
-
--- The data in this table are defined by various profiles of SQL.
--- Since we don't have any information about such profiles, we provide
--- an empty table.
-
-CREATE TABLE sql_sizing_profiles (
- sizing_id cardinal_number,
- sizing_name character_data,
- profile_id character_data,
- required_value cardinal_number,
- comments character_data
-);
-
-GRANT SELECT ON sql_sizing_profiles TO PUBLIC;
-
-
/*
* 5.61
* TABLE_CONSTRAINTS view
F031 Core
F041 Core
F051 Core
-F052 Enhanced datetime facilities
F081 Core
F131 Core
F181 Core
-F191 Enhanced integrity management
F201 Core
F221 Core
F261 Core
F311 Core
-F411 Enhanced datetime facilities
F471 Core
F481 Core
-F491 Enhanced integrity management
F501 Core
-F521 Enhanced integrity management
-F555 Enhanced datetime facilities
-F671 Enhanced integrity management
-F701 Enhanced integrity management
F812 Core
S011 Core
-S023 Basic object support
-S024 Enhanced object support
-S041 Basic object support
-S043 Enhanced object support
-S051 Basic object support
-S071 Enhanced object support
-S081 Enhanced object support
-S111 Enhanced object support
-S151 Basic object support
-S161 Enhanced object support
-S211 Enhanced object support
-S231 Enhanced object support
-T041 Basic object support
-T191 Enhanced integrity management
-T201 Enhanced integrity management
-T211 Active database
-T211 Enhanced integrity management
-T212 Enhanced integrity management
T321 Core
-T322 PSM
-T431 OLAP
-T611 OLAP
T631 Core
F501 Features and conformance views YES
F501 Features and conformance views 01 SQL_FEATURES view YES
F501 Features and conformance views 02 SQL_SIZING view YES
-F501 Features and conformance views 03 SQL_LANGUAGES view YES
F502 Enhanced documentation tables YES
-F502 Enhanced documentation tables 01 SQL_SIZING_PROFILES view YES
-F502 Enhanced documentation tables 02 SQL_IMPLEMENTATION_INFO view YES
-F502 Enhanced documentation tables 03 SQL_PACKAGES view YES
F521 Assertions NO
F531 Temporary tables YES
F555 Enhanced seconds precision YES
*/
/* yyyymmddN */
-#define CATALOG_VERSION_NO 201909251
+#define CATALOG_VERSION_NO 201910251
#endif
slow_emp4000|f
sql_features|f
sql_implementation_info|f
-sql_languages|f
-sql_packages|f
sql_parts|f
sql_sizing|f
-sql_sizing_profiles|f
stud_emp|f
student|f
tableam_parted_a_heap2|f