Start handling local tables

src/backend/distributed/commands/citus_add_local_table_to_metadata.c

@@ -30,6 +30,7 @@
 #include "distributed/commands.h"
 #include "distributed/commands/sequence.h"
 #include "distributed/commands/utility_hook.h"
+#include "distributed/metadata/distobject.h"
 #include "distributed/foreign_key_relationship.h"
 #include "distributed/listutils.h"
 #include "distributed/local_executor.h"
@@ -306,6 +307,17 @@ CreateCitusLocalTable(Oid relationId, bool cascadeViaForeignKeys, bool autoConve
 	ObjectAddress tableAddress = { 0 };
 	ObjectAddressSet(tableAddress, RelationRelationId, relationId);
 
+	/*
+	 * Ensure that the sequences used in column defaults of the table
+	 * have proper types
+	 */
+	List *attnumList = NIL;
+	List *dependentSequenceList = NIL;
+	GetDependentSequencesWithRelation(relationId, &attnumList,
+									  &dependentSequenceList, 0);
+	EnsureDistributedSequencesHaveOneType(relationId, dependentSequenceList,
+										  attnumList);
+
 	/*
 	 * Ensure dependencies first as we will create shell table on the other nodes
 	 * in the MX case.
@@ -333,6 +345,7 @@ CreateCitusLocalTable(Oid relationId, bool cascadeViaForeignKeys, bool autoConve
 	 * via process utility.
 	 */
 	ExecuteAndLogUtilityCommandList(shellTableDDLEvents);
+	MarkObjectDistributed(&tableAddress);
 
 	/*
 	 * Set shellRelationId as the relation with relationId now points
@@ -354,17 +367,6 @@ CreateCitusLocalTable(Oid relationId, bool cascadeViaForeignKeys, bool autoConve
 
 	InsertMetadataForCitusLocalTable(shellRelationId, shardId, autoConverted);
 
-	/*
-	 * Ensure that the sequences used in column defaults of the table
-	 * have proper types
-	 */
-	List *attnumList = NIL;
-	List *dependentSequenceList = NIL;
-	GetDependentSequencesWithRelation(shellRelationId, &attnumList,
-									  &dependentSequenceList, 0);
-	EnsureDistributedSequencesHaveOneType(shellRelationId, dependentSequenceList,
-										  attnumList);
-
 	FinalizeCitusLocalTableCreation(shellRelationId, dependentSequenceList);
 }
 
@@ -1240,15 +1242,6 @@ FinalizeCitusLocalTableCreation(Oid relationId, List *dependentSequenceList)
 
 	if (ShouldSyncTableMetadata(relationId))
 	{
-		if (ClusterHasKnownMetadataWorkers())
-		{
-			/*
-			 * Ensure sequence dependencies and mark them as distributed
-			 * before creating table metadata on workers
-			 */
-			MarkSequenceListDistributedAndPropagateWithDependencies(relationId,
-																	dependentSequenceList);
-		}
 		CreateTableMetadataOnWorkers(relationId);
 	}
 

src/backend/distributed/commands/create_distributed_table.c

@@ -449,11 +449,13 @@ CreateDistributedTable(Oid relationId, Var *distributionColumn, char distributio
 	ObjectAddress tableAddress = { 0 };
 	ObjectAddressSet(tableAddress, RelationRelationId, relationId);
 	EnsureDependenciesExistOnAllNodes(&tableAddress);
-	/* TODO: Update owner of the sequence(?) */
 
 	/* TODO: Consider partitioned tables */
-	CreateShellTableOnWorkers(relationId);
-	MarkObjectDistributed(&tableAddress);
+	if (ShouldSyncTableMetadata(relationId))
+	{
+		CreateShellTableOnWorkers(relationId);
+		MarkObjectDistributed(&tableAddress);
+	}
 
 	char replicationModel = DecideReplicationModel(distributionMethod,
 												   colocateWithTableName,

src/backend/distributed/metadata/metadata_sync.c

@@ -83,7 +83,7 @@
 char *EnableManualMetadataChangesForUser = "";
 
 
-static List * GetDistributedTableDDLEvents(Oid relationId);
+static List * GetDistributedTableMetadataEvents(Oid relationId);
 static void EnsureObjectMetadataIsSane(int distributionArgumentIndex,
 									   int colocationId);
 static char * LocalGroupIdUpdateCommand(int32 groupId);
@@ -539,13 +539,13 @@ MetadataCreateCommands(void)
 
 
 /*
- * GetDistributedTableDDLEvents returns the full set of DDL commands necessary to
+ * GetDistributedTableMetadataEvents returns the full set of DDL commands necessary to
  * create the given distributed table on a worker. The list includes setting up any
  * sequences, setting the owner of the table, inserting table and shard metadata,
  * setting the truncate trigger and foreign key constraints.
  */
 static List *
-GetDistributedTableDDLEvents(Oid relationId)
+GetDistributedTableMetadataEvents(Oid relationId)
 {
 	CitusTableCacheEntry *cacheEntry = GetCitusTableCacheEntry(relationId);
 
@@ -553,13 +553,6 @@ GetDistributedTableDDLEvents(Oid relationId)
 
 	/* if the table is owned by an extension we only propagate pg_dist_* records */
 	bool tableOwnedByExtension = IsTableOwnedByExtension(relationId);
-	if (!tableOwnedByExtension)
-	{
-		/* command to associate sequences with table */
-		List *sequenceDependencyCommandList = SequenceDependencyCommandList(
-			relationId);
-		commandList = list_concat(commandList, sequenceDependencyCommandList);
-	}
 
 	/* command to insert pg_dist_partition entry */
 	char *metadataCommand = DistributionCreateCommand(cacheEntry);
@@ -1788,6 +1781,10 @@ CreateShellTableOnWorkers(Oid relationId)
 			commandList = lappend(commandList, GetTableDDLCommand(tableDDLCommand));
 		}
 
+		/* command to associate sequences with table */
+		List *sequenceDependencyCommandList = SequenceDependencyCommandList(relationId);
+		commandList = list_concat(commandList, sequenceDependencyCommandList);
+
 		/* prevent recursive propagation */
 		SendCommandToWorkersWithMetadata(DISABLE_DDL_PROPAGATION);
 
@@ -1811,7 +1808,7 @@ CreateShellTableOnWorkers(Oid relationId)
 void
 CreateTableMetadataOnWorkers(Oid relationId)
 {
-	List *commandList = GetDistributedTableDDLEvents(relationId);
+	List *commandList = GetDistributedTableMetadataEvents(relationId);
 
 	/* prevent recursive propagation */
 	SendCommandToWorkersWithMetadata(DISABLE_DDL_PROPAGATION);

src/backend/distributed/metadata/node_metadata.c

@@ -824,14 +824,37 @@ ClearDistributedObjectsWithMetadataFromNode(WorkerNode *workerNode)
 	clearDistTableInfoCommandList = list_concat(clearDistTableInfoCommandList,
 										  detachPartitionCommandList);
 
+	/* iterate over the commands and execute them in the same connection */
+	const char *commandString = NULL;
+	foreach_ptr(commandString, clearDistTableInfoCommandList)
+	{
+		elog(WARNING, "Current command 1 is %s", commandString);
+	}
+
 	clearDistTableInfoCommandList = lappend(clearDistTableInfoCommandList,
 									REMOVE_ALL_CLUSTERED_TABLES_COMMAND);
+	commandString = NULL;
+	foreach_ptr(commandString, clearDistTableInfoCommandList)
+	{
+		elog(WARNING, "Current command 2 is %s", commandString);
+	}
 
 	clearDistTableInfoCommandList = lappend(clearDistTableInfoCommandList, DELETE_ALL_DISTRIBUTED_OBJECTS);
+	
+	commandString = NULL;
+	foreach_ptr(commandString, clearDistTableInfoCommandList)
+	{
+		elog(WARNING, "Current command 3 is %s", commandString);
+	}
 
-	List *clearDistTableCommands = list_make3(DISABLE_DDL_PROPAGATION,
-									  		  clearDistTableInfoCommandList,
-											  ENABLE_DDL_PROPAGATION);
+	clearDistTableInfoCommandList = list_concat(list_make1(DISABLE_DDL_PROPAGATION),clearDistTableInfoCommandList);
+	clearDistTableInfoCommandList = list_concat(clearDistTableInfoCommandList, list_make1(ENABLE_DDL_PROPAGATION));
+
+	commandString = NULL;
+	foreach_ptr(commandString, clearDistTableInfoCommandList)
+	{
+		elog(WARNING, "Current command 3 is %s", commandString);
+	}
 
 	char *currentUser = CurrentUserName();
 	SendMetadataCommandListToWorkerInCoordinatedTransaction(workerNode->workerName,