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Document partitiong tables ancillary object handling some more
Add a couple of lines to make it explicit that indexes, constraints, triggers are added, removed, or left alone. Backpatch to pg11. Author: Álvaro Herrera <alvherre@alvh.no-ip.org> Reviewed-by: Justin Pryzby <pryzby@telsasoft.com> Discussion: https://postgr.es/m/20200421162038.GA18628@alvherre.pgsql
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@ -872,7 +872,9 @@ WITH ( MODULUS <replaceable class="parameter">numeric_literal</replaceable>, REM
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Note that if the existing table is a foreign table, it is currently not
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allowed to attach the table as a partition of the target table if there
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are <literal>UNIQUE</literal> indexes on the target table. (See also
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<xref linkend="sql-createforeigntable"/>.)
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<xref linkend="sql-createforeigntable"/>.) For each user-defined
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row-level trigger that exists in the target table, a corresponding one
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is created in the attached table.
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</para>
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<para>
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@ -941,10 +943,11 @@ WITH ( MODULUS <replaceable class="parameter">numeric_literal</replaceable>, REM
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<term><literal>DETACH PARTITION</literal> <replaceable class="parameter">partition_name</replaceable></term>
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<listitem>
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<para>
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This form detaches specified partition of the target table. The detached
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This form detaches the specified partition of the target table. The detached
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partition continues to exist as a standalone table, but no longer has any
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ties to the table from which it was detached. Any indexes that were
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attached to the target table's indexes are detached.
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attached to the target table's indexes are detached. Any triggers that
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were created as clones of those in the target table are removed.
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</para>
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</listitem>
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</varlistentry>
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@ -399,7 +399,9 @@ WITH ( MODULUS <replaceable class="parameter">numeric_literal</replaceable>, REM
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Creates the table as a <firstterm>partition</firstterm> of the specified
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parent table. The table can be created either as a partition for specific
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values using <literal>FOR VALUES</literal> or as a default partition
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using <literal>DEFAULT</literal>.
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using <literal>DEFAULT</literal>. Any indexes, constraints and
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user-defined row-level triggers that exist in the parent table are cloned
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on the new partition.
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</para>
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<para>
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