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Incremental view maintenance #1

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Incremental view maintenance #1

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4bca308
Add a syntax to create Incrementally Maintainable Materialized Views
yjhjstz Jul 18, 2023
ce7deab
Add relisivm column to pg_class system catalog
yjhjstz Jul 18, 2023
6d102f1
Allow to prolong life span of transition tables until transaction end
yjhjstz Jul 18, 2023
77bebdd
Add Incremental View Maintenance support to pg_dump
yjhjstz Jul 18, 2023
8f43ca8
Add Incremental View Maintenance support to psql
yjhjstz Jul 18, 2023
bd5cb38
Add Incremental View Maintenance support
yjhjstz Jul 19, 2023
6b239f9
Fix: dispatch ivm trigger
yjhjstz Jul 20, 2023
e30ffe9
test ivm utility mode
yjhjstz Jul 22, 2023
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5 changes: 5 additions & 0 deletions src/backend/access/transam/xact.c
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Original file line number Diff line number Diff line change
Expand Up @@ -39,6 +39,7 @@
#include "catalog/storage_tablespace.h"
#include "catalog/storage_database.h"
#include "commands/async.h"
#include "commands/matview.h"
#include "commands/dbcommands.h"
#include "commands/extension.h"
#include "commands/resgroupcmds.h"
Expand Down Expand Up @@ -3565,6 +3566,7 @@ AbortTransaction(void)
AtAbort_Notify();
AtEOXact_RelationMap(false, is_parallel_worker);
AtAbort_Twophase();
AtAbort_IVM();

/*
* Advertise the fact that we aborted in pg_xact (assuming that we got as
Expand Down Expand Up @@ -6152,6 +6154,9 @@ AbortSubTransaction(void)
AbortBufferIO();
UnlockBuffers();

/* Clean up hash entries for incremental view maintenance */
AtAbort_IVM();

/* Reset WAL record construction state */
XLogResetInsertion();

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1 change: 1 addition & 0 deletions src/backend/catalog/heap.c
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Expand Up @@ -1306,6 +1306,7 @@ InsertPgClassTuple(Relation pg_class_desc,
values[Anum_pg_class_relrewrite - 1] = ObjectIdGetDatum(rd_rel->relrewrite);
values[Anum_pg_class_relfrozenxid - 1] = TransactionIdGetDatum(rd_rel->relfrozenxid);
values[Anum_pg_class_relminmxid - 1] = MultiXactIdGetDatum(rd_rel->relminmxid);
values[Anum_pg_class_relisivm - 1] = BoolGetDatum(rd_rel->relisivm);
if (relacl != (Datum) 0)
values[Anum_pg_class_relacl - 1] = relacl;
else
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1 change: 1 addition & 0 deletions src/backend/catalog/index.c
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Expand Up @@ -1002,6 +1002,7 @@ index_create(Relation heapRelation,
indexRelation->rd_rel->relowner = heapRelation->rd_rel->relowner;
indexRelation->rd_rel->relam = accessMethodObjectId;
indexRelation->rd_rel->relispartition = OidIsValid(parentIndexRelid);
indexRelation->rd_rel->relisivm = false;

/*
* store index's pg_class entry
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