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Remove TupleDesc remapping logic from tqueue.c.

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With the introduction of a shared memory record typmod registry, it is no
longer necessary to remap record typmods when sending tuples between backends
so most of tqueue.c can be removed.

Author: Thomas Munro
Reviewed-By: Andres Freund
Discussion: https://postgr.es/m/CAEepm=0ZtQ-SpsgCyzzYpsXS6e=kZWqk3g5Ygn3MDV7A8dabUA@mail.gmail.com
This commit is contained in:
Andres Freund
2017-09-14 19:59:02 -07:00
parent cc5f81366c
commit 6b65a7fe62
6 changed files with 27 additions and 1110 deletions
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3
src/backend/executor/nodeGather.c
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@ -176,8 +176,7 @@ ExecGather(PlanState *pstate)
/* Set up tuple queue readers to read the results. */
if (pcxt->nworkers_launched > 0)
{
ExecParallelCreateReaders(node->pei,
fslot->tts_tupleDescriptor);
ExecParallelCreateReaders(node->pei);
/* Make a working array showing the active readers */
node->nreaders = pcxt->nworkers_launched;
node->reader = (TupleQueueReader **)