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Doc: fix grammatical errors for enable_partitionwise_aggregate

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Author: Andrew Atkinson
Reviewed-by: Ashutosh Bapat
Discussion: https://postgr.es/m/CAG6XLEnC%3DEgq0YHRic2kWWDs4xwQnQ_kBA6qhhzAq1-pO_9Tfw%40mail.gmail.com
Backpatch-through: 11, where enable_partitionwise_aggregate was added
This commit is contained in:
David Rowley 2023-10-12 21:16:22 +13:00
parent 916adc7c50
commit 245e0f4e8d
1 changed files with 8 additions and 7 deletions
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15
doc/src/sgml/config.sgml
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@ -5278,13 +5278,14 @@ ANY <replaceable class="parameter">num_sync</replaceable> ( <replaceable class="
<listitem>
<para>
Enables or disables the query planner's use of partitionwise grouping
or aggregation, which allows grouping or aggregation on a partitioned
tables performed separately for each partition. If the <literal>GROUP
BY</literal> clause does not include the partition keys, only partial
aggregation can be performed on a per-partition basis, and
finalization must be performed later. Because partitionwise grouping
or aggregation can use significantly more CPU time and memory during
planning, the default is <literal>off</literal>.
or aggregation, which allows grouping or aggregation on partitioned
tables to be performed separately for each partition. If the
<literal>GROUP BY</literal> clause does not include the partition
keys, only partial aggregation can be performed on a per-partition
basis, and finalization must be performed later. Because
partitionwise grouping or aggregation can use significantly more CPU
time and memory during planning, the default is
<literal>off</literal>.
</para>
</listitem>
</varlistentry>