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Adds seperate set tablespace on each node support

pull/7253/head
gindibay 2023-10-11 18:09:00 +03:00
parent 2d9da93d3d
commit 37d2a5f5a8
2 changed files with 9 additions and 17 deletions
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23
src/backend/distributed/commands/database.c
View File

@ -180,23 +180,16 @@ PreprocessAlterDatabaseStmt(Node *node, const char *queryString,
AlterDatabaseStmt *stmt = castNode(AlterDatabaseStmt, node);
EnsureCoordinator();
char *sql = DeparseTreeNode((Node *) stmt);
if (strstr(sql, "SELECT pg_catalog.citus_internal_database_command") != NULL) {
List *workerNodes = TargetWorkerSetNodeList(NON_COORDINATOR_METADATA_NODES,
RowShareLock);
if (list_length(workerNodes) > 0)
{
bool outsideTransaction = false;
List *taskList = CreateDDLTaskList(sql, workerNodes,
outsideTransaction);
bool localExecutionSupported = false;
ExecuteUtilityTaskList(taskList, localExecutionSupported);
return NIL;
if (strstr(sql, "SET TABLESPACE") != NULL) {
if (IsCoordinatorNode()){
ereport(NOTICE, (errmsg("Citus partially supports ALTER DATABASE SET TABLESPACE for "
"distributed databases"),
errdetail("Citus does not propagate ALTER DATABASE SET TABLESPACE "
"command to workers"),
errhint("You can manually alter a tablespace for a database and its "
"extensions on workers.")));
}
}else{
List *commands = list_make3(DISABLE_DDL_PROPAGATION,

3
src/backend/distributed/deparser/deparse_database_stmts.c
View File

@ -124,8 +124,7 @@ AppendBasicAlterDatabaseOptions(StringInfo buf,DefElem *def, bool prefix_appende
static void
AppendAlterDatabaseSetTablespace(StringInfo buf,DefElem *def, char *dbname ){
appendStringInfo(buf,
"SELECT pg_catalog.citus_internal_database_command('ALTER DATABASE %s SET TABLESPACE %s')",
appendStringInfo(buf,"ALTER DATABASE %s SET TABLESPACE %s",
quote_identifier(dbname),quote_identifier(defGetString(def)));
}