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| -rw-r--r-- | doc/src/sgml/release-12.sgml | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/doc/src/sgml/release-12.sgml b/doc/src/sgml/release-12.sgml index 76abc95b128..aa3845f5dde 100644 --- a/doc/src/sgml/release-12.sgml +++ b/doc/src/sgml/release-12.sgml @@ -842,6 +842,18 @@ Author: Tom Lane <tgl@sss.pgh.pa.us> <listitem> <!-- Author: Tom Lane <tgl@sss.pgh.pa.us> +2019-03-25 [8edd0e794] Suppress Append and MergeAppend plan nodes that have a s +--> + + <para> + Improve optimization of partition and <literal>UNION ALL</literal> + queries that have only a single child (David Rowley) + </para> + </listitem> + + <listitem> +<!-- +Author: Tom Lane <tgl@sss.pgh.pa.us> 2018-12-13 [04fe805a1] Drop no-op CoerceToDomain nodes from expressions at plan --> |