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Update sequence dependency creation for alter table

ref_on_buraks
Burak Velioglu 2022-01-25 15:52:04 +03:00
parent 3260bf3513
commit 2458e50a6b
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GPG Key ID: F6827E620F6549C6
3 changed files with 11 additions and 77 deletions
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59
src/backend/distributed/commands/create_distributed_table.c
View File

@ -113,8 +113,6 @@ static void EnsureLocalTableEmptyIfNecessary(Oid relationId, char distributionMe
static bool ShouldLocalTableBeEmpty(Oid relationId, char distributionMethod, bool
viaDeprecatedAPI);
static void EnsureCitusTableCanBeCreated(Oid relationOid);
static void EnsureSequenceExistOnMetadataWorkersForRelation(Oid relationId,
Oid sequenceOid);
static List * GetFKeyCreationCommandsRelationInvolvedWithTableType(Oid relationId,
int tableTypeFlag);
static Oid DropFKeysAndUndistributeTable(Oid relationId);
@ -668,63 +666,6 @@ AlterSequenceType(Oid seqOid, Oid typeOid)
}
/*
* MarkSequenceListDistributedAndPropagateWithDependencies ensures sequences and their
* dependencies for the given sequence list exist on all nodes and marks them as distributed.
*/
void
MarkSequenceListDistributedAndPropagateWithDependencies(Oid relationId,
List *sequenceList)
{
Oid sequenceOid = InvalidOid;
foreach_oid(sequenceOid, sequenceList)
{
MarkSequenceDistributedAndPropagateWithDependencies(relationId, sequenceOid);
}
}
/*
* MarkSequenceDistributedAndPropagateWithDependencies ensures sequence and its'
* dependencies for the given sequence exist on all nodes and marks them as distributed.
*/
void
MarkSequenceDistributedAndPropagateWithDependencies(Oid relationId, Oid sequenceOid)
{
/* get sequence address */
ObjectAddress sequenceAddress = { 0 };
ObjectAddressSet(sequenceAddress, RelationRelationId, sequenceOid);
EnsureDependenciesExistOnAllNodes(&sequenceAddress);
EnsureSequenceExistOnMetadataWorkersForRelation(relationId, sequenceOid);
MarkObjectDistributed(&sequenceAddress);
}
/*
* EnsureSequenceExistOnMetadataWorkersForRelation ensures sequence for the given relation
* exist on each worker node with metadata.
*/
static void
EnsureSequenceExistOnMetadataWorkersForRelation(Oid relationId, Oid sequenceOid)
{
Assert(ShouldSyncTableMetadata(relationId));
char *ownerName = TableOwner(relationId);
List *sequenceDDLList = DDLCommandsForSequence(sequenceOid, ownerName);
/* prevent recursive propagation */
SendCommandToWorkersWithMetadata(DISABLE_DDL_PROPAGATION);
const char *sequenceCommand = NULL;
foreach_ptr(sequenceCommand, sequenceDDLList)
{
SendCommandToWorkersWithMetadata(sequenceCommand);
}
SendCommandToWorkersWithMetadata(ENABLE_DDL_PROPAGATION);
}
/*
* EnsureDistributedSequencesHaveOneType first ensures that the type of the column
* in which the sequence is used as default is supported for each sequence in input

25
src/backend/distributed/commands/table.c
View File

@ -1955,6 +1955,17 @@ PostprocessAlterTableStmt(AlterTableStmt *alterTableStatement)
return;
}
/*
* Before ensuring each dependency exist, update dependent sequences
* types if necessary.
*/
List *attnumList = NIL;
List *dependentSequenceList = NIL;
GetDependentSequencesWithRelation(relationId, &attnumList, &dependentSequenceList,
0);
EnsureDistributedSequencesHaveOneType(relationId, dependentSequenceList,
attnumList);
/* changing a relation could introduce new dependencies */
ObjectAddress tableAddress = { 0 };
ObjectAddressSet(tableAddress, RelationRelationId, relationId);
@ -2045,17 +2056,9 @@ PostprocessAlterTableStmt(AlterTableStmt *alterTableStatement)
Oid seqOid = GetSequenceOid(relationId, attnum);
if (seqOid != InvalidOid)
{
EnsureDistributedSequencesHaveOneType(relationId,
list_make1_oid(
seqOid),
list_make1_int(
attnum));
if (ShouldSyncTableMetadata(relationId))
{
needMetadataSyncForNewSequences = true;
MarkSequenceDistributedAndPropagateWithDependencies(
relationId, seqOid);
alterTableDefaultNextvalCmd =
GetAddColumnWithNextvalDefaultCmd(seqOid,
relationId,
@ -2087,15 +2090,9 @@ PostprocessAlterTableStmt(AlterTableStmt *alterTableStatement)
Oid seqOid = GetSequenceOid(relationId, attnum);
if (seqOid != InvalidOid)
{
EnsureDistributedSequencesHaveOneType(relationId,
list_make1_oid(seqOid),
list_make1_int(attnum));
if (ShouldSyncTableMetadata(relationId))
{
needMetadataSyncForNewSequences = true;
MarkSequenceDistributedAndPropagateWithDependencies(relationId,
seqOid);
alterTableDefaultNextvalCmd = GetAlterColumnWithNextvalDefaultCmd(
seqOid, relationId, command->name);
}

4
src/include/distributed/metadata_utility.h
View File

@ -288,10 +288,6 @@ extern bool GetNodeDiskSpaceStatsForConnection(MultiConnection *connection,
extern void ExecuteQueryViaSPI(char *query, int SPIOK);
extern void EnsureSequenceTypeSupported(Oid seqOid, Oid seqTypId, Oid ownerRelationId);
extern void AlterSequenceType(Oid seqOid, Oid typeOid);
extern void MarkSequenceListDistributedAndPropagateWithDependencies(Oid relationId,
List *sequenceList);
extern void MarkSequenceDistributedAndPropagateWithDependencies(Oid relationId, Oid
sequenceOid);
extern void EnsureDistributedSequencesHaveOneType(Oid relationId,
List *dependentSequenceList,
List *attnumList);