external
/
citus
mirror of https://github.com/citusdata/citus.git
1
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity

Added formatting changes by citus_indent utility.

pull/6453/head
Rajesh Kumar Thandapani 2022-11-16 07:39:34 +05:30
parent 827393ab41
commit 4635c1533f
2 changed files with 27 additions and 15 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

13
src/backend/distributed/operations/worker_shard_copy.c
View File

@ -103,11 +103,14 @@ CanUseLocalCopy(uint32_t destinationNodeId)
return GetLocalNodeId() == (int32) destinationNodeId;
}
/*
* SetupReplicationOriginSessionIfNotSetupAlready sets up the replication origin session
* if it is not already setup.
*/
static void SetupReplicationOriginSessionIfNotSetupAlready(MultiConnection *connection) {
static void
SetupReplicationOriginSessionIfNotSetupAlready(MultiConnection *connection)
{
/* Setup replication Origin if not setup already */
if (!SendRemoteCommand(connection, CDC_REPLICATION_ORIGIN_SESION_SETUP_CMD))
{
@ -116,11 +119,14 @@ CanUseLocalCopy(uint32_t destinationNodeId)
ForgetResults(connection);
}
/*
* ResetReplicationOriginSessionIfSetupAlready resets the replication origin session
* if it has been setup currently.
*/
static void ResetReplicationOriginSessionIfSetupAlready(MultiConnection *connection) {
static void
ResetReplicationOriginSessionIfSetupAlready(MultiConnection *connection)
{
if (!SendRemoteCommand(connection, CDC_REPLICATION_ORIGIN_SESION_RESET_CMD))
{
ReportConnectionError(connection, ERROR);
@ -128,6 +134,7 @@ static void ResetReplicationOriginSessionIfSetupAlready(MultiConnection *connect
ForgetResults(connection);
}
/* Connect to node with source shard and trigger copy start. */
static void
ConnectToRemoteAndStartCopy(ShardCopyDestReceiver *copyDest)
@ -144,7 +151,7 @@ ConnectToRemoteAndStartCopy(ShardCopyDestReceiver *copyDest)
ClaimConnectionExclusively(copyDest->connection);
/* Setup Replication Origin Session if not setup already for
avoiding publication of events more than once. */
* avoiding publication of events more than once. */
SetupReplicationOriginSessionIfNotSetupAlready(copyDest->connection);
StringInfo copyStatement = ConstructShardCopyStatement(

17
src/backend/distributed/shardsplit/shardsplit_decoder.c
View File

@ -40,10 +40,11 @@ static Oid FindTargetRelationOid(Relation sourceShardRelation,
static HeapTuple GetTupleForTargetSchema(HeapTuple sourceRelationTuple,
TupleDesc sourceTupleDesc,
TupleDesc targetTupleDesc);
static bool replication_origin_filter_cb(LogicalDecodingContext *ctx, RepOriginId origin_id);
static bool replication_origin_filter_cb(LogicalDecodingContext *ctx, RepOriginId
origin_id);
static bool PublishChangesIfCdcSlot(LogicalDecodingContext *ctx, ReorderBufferTXN *txn,
Relation relation, ReorderBufferChange *change);
Relation relation, ReorderBufferChange *change);
/* used in the replication_origin_filter_cb function. */
#define InvalidRepOriginId 0
@ -84,7 +85,7 @@ _PG_output_plugin_init(OutputPluginCallbacks *cb)
* identified by the "origin_id" of the changes. The origin_id is set to
* a non-zero value in the origin node as part of WAL replication.
*/
static bool
static bool
replication_origin_filter_cb(LogicalDecodingContext *ctx, RepOriginId origin_id)
{
if (origin_id != InvalidRepOriginId)
@ -94,6 +95,7 @@ replication_origin_filter_cb(LogicalDecodingContext *ctx, RepOriginId origin_id)
return false;
}
/*
* PublishChangesIfCdcSlot checks if the current slot is a CDC slot. If so, it publishes
* the changes as the change for the distributed table instead of shard.
@ -101,18 +103,21 @@ replication_origin_filter_cb(LogicalDecodingContext *ctx, RepOriginId origin_id)
*/
static bool
PublishChangesIfCdcSlot(LogicalDecodingContext *ctx, ReorderBufferTXN *txn,
Relation relation, ReorderBufferChange *change)
Relation relation, ReorderBufferChange *change)
{
char *replicationSlotName = ctx->slot->data.name.data;
/* Check if the replication slot is CITUS_CDC_SLOT*/
if (replicationSlotName != NULL && strcmp(replicationSlotName, CITUS_CDC_SLOT_NAME) == 0)
if (replicationSlotName != NULL && strcmp(replicationSlotName, CITUS_CDC_SLOT_NAME) ==
0)
{
/* Skip publishing changes for Citus metadata tables*/
ObjectAddress objectAdress = {RelationRelationId, relation->rd_id, 0};
ObjectAddress objectAdress = { RelationRelationId, relation->rd_id, 0 };
if (IsObjectAddressOwnedByCitus(&objectAdress))
{
return true;
}
/* Check if this change is for a shard in distributed table. */
if (RelationIsAKnownShard(relation->rd_id))
{