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Add more information_schema columns

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- table_constraints.enforced
- triggers.action_order
- triggers.action_reference_old_table
- triggers.action_reference_new_table

Reviewed-by: Michael Paquier <michael.paquier@gmail.com>
This commit is contained in:
Peter Eisentraut
2018-02-06 22:43:21 -05:00
parent b98a7cd58f
commit 32ff269117
4 changed files with 106 additions and 9 deletions
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20
doc/src/sgml/information_schema.sgml
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@ -5317,6 +5317,13 @@ ORDER BY c.ordinal_position;
<entry><type>yes_or_no</type></entry>
<entry><literal>YES</literal> if the constraint is deferrable and initially deferred, <literal>NO</literal> if not</entry>
</row>
<row>
<entry><literal>enforced</literal></entry>
<entry><type>yes_or_no</type></entry>
<entry>Applies to a feature not available in
<productname>PostgreSQL</productname> (currently always
<literal>YES</literal>)</entry>
</row>
</tbody>
</tgroup>
</table>
@ -5761,7 +5768,14 @@ ORDER BY c.ordinal_position;
<row>
<entry><literal>action_order</literal></entry>
<entry><type>cardinal_number</type></entry>
<entry>Not yet implemented</entry>
<entry>
Firing order among triggers on the same table having the same
<literal>event_manipulation</literal>,
<literal>action_timing</literal>, and
<literal>action_orientation</literal>. In
<productname>PostgreSQL</productname>, triggers are fired in name
order, so this column reflects that.
</entry>
</row>
<row>
@ -5806,13 +5820,13 @@ ORDER BY c.ordinal_position;
<row>
<entry><literal>action_reference_old_table</literal></entry>
<entry><type>sql_identifier</type></entry>
<entry>Applies to a feature not available in <productname>PostgreSQL</productname></entry>
<entry>Name of the <quote>old</quote> transition table, or null if none</entry>
</row>
<row>
<entry><literal>action_reference_new_table</literal></entry>
<entry><type>sql_identifier</type></entry>
<entry>Applies to a feature not available in <productname>PostgreSQL</productname></entry>
<entry>Name of the <quote>new</quote> transition table, or null if none</entry>
</row>
<row>