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Expand run-time partition pruning to work with MergeAppend

This expands the support for the run-time partition pruning which was added
for Append in 499be013de to also allow unneeded subnodes of a MergeAppend
to be removed.

Author: David Rowley
Discussion: https://www.postgresql.org/message-id/CAKJS1f_F_V8D7Wu-HVdnH7zCUxhoGK8XhLLtd%3DCu85qDZzXrgg%40mail.gmail.com
This commit is contained in:
Heikki Linnakangas
2018-07-19 13:49:43 +03:00
parent b33ef397a1
commit 5220bb7533
11 changed files with 356 additions and 35 deletions

View File

@ -1634,6 +1634,7 @@ _readMergeAppend(void)
READ_OID_ARRAY(sortOperators, local_node->numCols);
READ_OID_ARRAY(collations, local_node->numCols);
READ_BOOL_ARRAY(nullsFirst, local_node->numCols);
READ_NODE_FIELD(part_prune_infos);
READ_DONE();
}