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Add contrib/pg_logicalinspect.

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This module provides SQL functions that allow to inspect logical
decoding components.

It currently allows to inspect the contents of serialized logical
snapshots of a running database cluster, which is useful for debugging
or educational purposes.

Author: Bertrand Drouvot
Reviewed-by: Amit Kapila, Shveta Malik, Peter Smith, Peter Eisentraut
Reviewed-by: David G. Johnston
Discussion: https://postgr.es/m/ZscuZ92uGh3wm4tW%40ip-10-97-1-34.eu-west-3.compute.internal
This commit is contained in:
Masahiko Sawada
2024-10-14 17:22:02 -07:00
parent e2fd615ecc
commit 7cdfeee320
18 changed files with 598 additions and 39 deletions
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6
src/backend/utils/adt/arrayfuncs.c
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@@ -3453,6 +3453,12 @@ construct_array_builtin(Datum *elems, int nelems, Oid elmtype)
elmalign = TYPALIGN_SHORT;
break;
case XIDOID:
elmlen = sizeof(TransactionId);
elmbyval = true;
elmalign = TYPALIGN_INT;
break;
default:
elog(ERROR, "type %u not supported by construct_array_builtin()", elmtype);
/* keep compiler quiet */