mirror of https://github.com/citusdata/citus.git
wip
Sait Talha Nisanci
parent
720008c918
commit
bc747206d5
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@ -9,17 +9,21 @@
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#include "catalog/pg_operator.h"
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#include "catalog/pg_proc.h"
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#include "catalog/pg_type.h"
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#include "catalog/pg_trigger.h"
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#include "catalog/toasting.h"
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#include "commands/defrem.h"
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#include "commands/tablecmds.h"
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#include "commands/trigger.h"
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#include "commands/view.h"
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#include "distributed/commands.h"
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#include "distributed/citus_ruleutils.h"
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#include "distributed/pg_cimv.h"
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#include "distributed/listutils.h"
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#include "distributed/metadata_cache.h"
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#include "distributed/security_utils.h"
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#include "distributed/sequence_utils.h"
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#include "distributed/worker_protocol.h"
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#include "distributed/multi_executor.h"
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#include "distributed/coordinator_protocol.h"
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#include "executor/spi.h"
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#include "miscadmin.h"
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@ -50,6 +54,7 @@ typedef struct
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typedef struct
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{
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const CreateTableAsStmt *stmt;
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const char* queryString;
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MatViewCreateOptions *createOptions;
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Form_pg_cimv formCimv;
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RangeVar *baseTableName;
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@ -62,6 +67,7 @@ typedef struct
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RangeVar *landingTableNameQuoted;
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RangeVar *userViewNameQuoted;
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RangeVar *refreshViewNameQuoted;
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RangeVar* insertTable;
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List *targetListEntries;
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List *groupTargetListEntries;
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List *aggTargetListEntries;
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@ -70,6 +76,9 @@ typedef struct
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bool supportsDelete;
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char* prefix;
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int prefixId;
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List* triggerNameList;
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MemoryContext memoryContext;
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} CimvCreate;
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static void CreateCimv(CimvCreate *cimvCreate);
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@ -80,8 +89,9 @@ static void CreateUserView(CimvCreate *cimvCreate);
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static void CreateRefreshView(CimvCreate *cimvCreate);
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static void CreateDataChangeTriggerFunction(CimvCreate *cimvCreate);
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static void CreateCronJob(CimvCreate *cimvCreate);
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static void DataChangeTriggerFunctionAppendInsertDelete(CimvCreate *cimvCreate, StringInfo
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buf, bool isInsert);
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static char* DataChangeTriggerInsertDeleteQueryString(CimvCreate *cimvCreate, bool isInsert,
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char* insertTableName, char* newTableName);
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static char* DataChangeTriggerTruncateQueryString(char* insertTableName);
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static void DataChangeTriggerFunctionAppendErrorOnDelete(CimvCreate *cimvCreate,
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StringInfo buf);
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static void AppendOnConflict(CimvCreate *cimvCreate, StringInfo buf, bool isInsert);
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@ -93,7 +103,8 @@ static void ValidateAgg(Aggref *agg, bool *supportsDelete);
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static void AddCountAgg(Query *query, bool isInsert);
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static Node * PartializeAggs(Node *node, void *context);
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static CimvCreate * InitializeCimvCreate(const CreateTableAsStmt *stmt,
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MatViewCreateOptions *createOptions);
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MatViewCreateOptions *createOptions,
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const char* query_string, char* prefix);
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static MatViewCreateOptions * GetMatViewCreateOptions(const CreateTableAsStmt *stmt);
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static ObjectAddress DefineVirtualRelation(RangeVar *relation, List *tlist,
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@ -106,81 +117,211 @@ static Oid AggregateFunctionOid(const char *functionName, Oid inputType);
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static char* CIMVTriggerFuncName(int prefixId, const char* relname);
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static char* CIMVInternalPrefix(const RangeVar* baseTable, int prefixId);
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static void AlterTableOwner(RangeVar* tableName, char* ownerName);
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static void CreateDependencyFromTriggersToView(Oid baseRelationId, List* triggerNameList, Oid userViewId);
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static CreateTableAsStmt* ParseQueryStringToCreateTableAsStmt(const char* queryString);
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static char* InsertTableName(RangeVar* insertTable);
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static void CreateDependenciesFromTriggersToView(CimvCreate* cimvCreate);
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static void CheckSPIResultForColocatedRun(void);
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extern Datum trigf(PG_FUNCTION_ARGS);
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PG_FUNCTION_INFO_V1(cimv_trigger);
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PG_FUNCTION_INFO_V1(worker_record_trigger_dependency);
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PG_FUNCTION_INFO_V1(trigf);
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static char *str_replace(char *orig, char *rep, char *with);
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Datum
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trigf(PG_FUNCTION_ARGS)
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worker_record_trigger_dependency(PG_FUNCTION_ARGS)
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{
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TriggerData *trigdata = (TriggerData *) fcinfo->context;
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Trigger* trigger = trigdata->tg_trigger;
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TupleDesc tupdesc;
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HeapTuple rettuple;
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char *when;
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bool checknull = false;
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bool isnull;
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int ret, i;
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Oid relationOid = PG_GETARG_OID(0);
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Oid userViewOid = PG_GETARG_OID(1);
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char* triggerName = text_to_cstring(PG_GETARG_TEXT_P(2));
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CreateDependencyFromTriggersToView(relationOid, list_make1(triggerName), userViewOid);
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PG_RETURN_VOID();
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}
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Datum cimv_trigger(PG_FUNCTION_ARGS)
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{
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/* make sure it's called as a trigger at all */
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if (!CALLED_AS_TRIGGER(fcinfo))
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elog(ERROR, "trigf: not called by trigger manager");
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/* tuple to return to executor */
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if (TRIGGER_FIRED_BY_UPDATE(trigdata->tg_event))
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rettuple = trigdata->tg_newtuple;
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else
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rettuple = trigdata->tg_trigtuple;
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TriggerData *trigdata = (TriggerData *) fcinfo->context;
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Trigger* trigger = trigdata->tg_trigger;
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TupleDesc tupdesc;
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HeapTuple rettuple;
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char *when;
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if (trigger == NULL || trigger->tgnargs < 2) {
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elog(ERROR, "cimv_trigger: should be called with at least two arguments");
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}
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if (TRIGGER_FOR_INSERT(trigger->tgtype)) {
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List* queryStringList = NIL;
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char* createViewQueryString = trigger->tgargs[0];
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char* prefix = trigger->tgargs[1];
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if (trigger->tgnargs >= 3) {
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char* baseTableName = trigger->tgargs[2];
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char* relName = get_rel_name(trigdata->tg_relation->rd_id);
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StringInfo first = makeStringInfo();
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appendStringInfo(first, "FROM %s", baseTableName);
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StringInfo second = makeStringInfo();
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appendStringInfo(second, "FROM %s", relName);
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createViewQueryString = str_replace(createViewQueryString, first->data, second->data);
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}
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/* check for null values */
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if (!TRIGGER_FIRED_BY_DELETE(trigdata->tg_event)
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&& TRIGGER_FIRED_BEFORE(trigdata->tg_event))
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checknull = true;
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CreateTableAsStmt* stmt = ParseQueryStringToCreateTableAsStmt(createViewQueryString);
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MatViewCreateOptions *options = GetMatViewCreateOptions(stmt);
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CimvCreate* cimvCreate = InitializeCimvCreate(stmt, options, NULL, prefix);
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/* we dont really need to validate but this also sets some fields, we should possibly not set
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any fields in a validation */
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ValidateCimv(cimvCreate);
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if (TRIGGER_FIRED_BEFORE(trigdata->tg_event))
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when = "before";
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char* insertTableName = NULL;
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if (trigger->tgnargs >= 4) {
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insertTableName = trigger->tgargs[3];
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}else {
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RangeVar *insertTable = cimvCreate->createOptions->schedule == NULL ?
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cimvCreate->matTableNameQuoted :
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cimvCreate->landingTableNameQuoted;
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insertTableName = InsertTableName(insertTable);
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}
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if (TRIGGER_FOR_INSERT(trigger->tgtype) || TRIGGER_FOR_UPDATE(trigger->tgtype)) {
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char* newTableName = trigger->tgnewtable;
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char* insertDeleteQueryString =
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DataChangeTriggerInsertDeleteQueryString(cimvCreate, true, insertTableName, newTableName);
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queryStringList = lappend(queryStringList, insertDeleteQueryString);
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}
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if (TRIGGER_FOR_DELETE(trigger->tgtype) || TRIGGER_FOR_UPDATE(trigger->tgtype)) {
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if (cimvCreate->supportsDelete)
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{
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char* oldTableName = trigger->tgoldtable;
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char* insertDeleteQueryString =
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DataChangeTriggerInsertDeleteQueryString(cimvCreate, false, insertTableName, oldTableName);
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queryStringList = lappend(queryStringList, insertDeleteQueryString);
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}
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else
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when = "after ";
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{
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elog(ERROR,
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"MATERIALIZED VIEW %s on table %s does not support UPDATE/DELETE",
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cimvCreate->userViewNameQuoted->relname,
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cimvCreate->baseTableNameQuoted->relname);
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}
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}
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if (TRIGGER_FOR_TRUNCATE(trigger->tgtype)) {
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char* truncateQueryString =
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DataChangeTriggerTruncateQueryString(insertTableName);
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queryStringList = lappend(queryStringList, truncateQueryString);
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}
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/* tuple to return to executor */
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if (TRIGGER_FIRED_BY_UPDATE(trigdata->tg_event)) {
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rettuple = trigdata->tg_newtuple;
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}
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else {
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rettuple = trigdata->tg_trigtuple;
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}
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tupdesc = trigdata->tg_relation->rd_att;
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/* connect to SPI manager */
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if ((ret = SPI_connect()) < 0)
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elog(INFO, "trigf (fired %s): SPI_connect returned %d", when, ret);
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if ( SPI_connect() < 0)
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elog(ERROR, "cimv_trigger: could not connect to SPI");
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/* get number of rows in table */
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ret = SPI_exec("SELECT count(*) FROM ttest", 0);
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if (ret < 0)
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elog(NOTICE, "trigf (fired %s): SPI_exec returned %d", when, ret);
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/* count(*) returns int8, so be careful to convert */
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i = DatumGetInt64(SPI_getbinval(SPI_tuptable->vals[0],
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SPI_tuptable->tupdesc,
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1,
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&isnull));
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elog (INFO, "trigf (fired %s): there are %d rows in ttest", when, i);
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SPI_finish();
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if (checknull)
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{
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SPI_getbinval(rettuple, tupdesc, 1, &isnull);
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if (isnull)
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rettuple = NULL;
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/* make the temporary tables available to this transaction */
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if (SPI_register_trigger_data(trigdata) < 0) {
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elog(ERROR, "cimv_trigger: could not create temporary trigger tables");
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}
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char* queryString = NULL;
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foreach_ptr(queryString, queryStringList) {
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if (SPI_execute(queryString, false, 0) < 0) {
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elog(ERROR, "cimv_trigger: failed to run %s", queryString);
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}
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}
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if (SPI_finish() != SPI_OK_FINISH)
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{
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elog(ERROR, "SPI_finish failed");
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}
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return PointerGetDatum(rettuple);
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}
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char *str_replace(char *orig, char *rep, char *with) {
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char *result; // the return string
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char *ins; // the next insert point
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char *tmp; // varies
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int len_rep; // length of rep (the string to remove)
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int len_with; // length of with (the string to replace rep with)
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int len_front; // distance between rep and end of last rep
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int count; // number of replacements
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// sanity checks and initialization
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if (!orig || !rep)
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return NULL;
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len_rep = strlen(rep);
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if (len_rep == 0)
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return NULL; // empty rep causes infinite loop during count
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if (!with)
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with = "";
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len_with = strlen(with);
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// count the number of replacements needed
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ins = orig;
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for (count = 0; tmp = strstr(ins, rep); ++count) {
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ins = tmp + len_rep;
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}
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tmp = result = malloc(strlen(orig) + (len_with - len_rep) * count + 1);
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if (!result)
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return NULL;
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// first time through the loop, all the variable are set correctly
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// from here on,
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// tmp points to the end of the result string
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// ins points to the next occurrence of rep in orig
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// orig points to the remainder of orig after "end of rep"
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while (count--) {
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ins = strstr(orig, rep);
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len_front = ins - orig;
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tmp = strncpy(tmp, orig, len_front) + len_front;
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tmp = strcpy(tmp, with) + len_with;
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orig += len_front + len_rep; // move to next "end of rep"
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}
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strcpy(tmp, orig);
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return result;
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}
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static CreateTableAsStmt* ParseQueryStringToCreateTableAsStmt(const char* queryString) {
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Query *query = ParseQueryString(queryString, NULL, 0);
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int cursorOptions = 0;
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ParamListInfo paramListInfo = NULL;
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PlannedStmt *plan =
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linitial(pg_plan_queries(list_make1(query), queryString, cursorOptions, paramListInfo));
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Node* parsetree = plan->utilityStmt;
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if (!IsA(parsetree, CreateTableAsStmt)){
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elog(ERROR, "cimv_trigger: the first argument should be a CreateTableAsStmt query string");
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}
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CreateTableAsStmt* stmt = (CreateTableAsStmt*) parsetree;
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return stmt;
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}
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static char* InsertTableName(RangeVar* insertTable) {
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StringInfo stringInfo = makeStringInfo();
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appendStringInfo(stringInfo, "%s.%s", insertTable->schemaname, insertTable->relname);
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return stringInfo->data;
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}
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bool
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ProcessCreateMaterializedViewStmt(const CreateTableAsStmt *stmt, const char *query_string,
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@ -198,7 +339,8 @@ ProcessCreateMaterializedViewStmt(const CreateTableAsStmt *stmt, const char *que
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if (options->isCimv)
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{
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cimvCreate = InitializeCimvCreate(stmt, options);
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char* prefix = NULL; /* here we don't know the prefix so need to create it */
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cimvCreate = InitializeCimvCreate(stmt, options, query_string, prefix);
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ValidateCimv(cimvCreate);
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CreateCimv(cimvCreate);
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@ -236,7 +378,7 @@ CreateCimv(CimvCreate *cimvCreate)
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CreateUserView(cimvCreate);
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CreateRefreshView(cimvCreate);
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CreateDataChangeTriggerFunction(cimvCreate);
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// CreateDataChangeTriggerFunction(cimvCreate);
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CreateDataChangeTriggers(cimvCreate);
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InsertIntoPgCimv(cimvCreate->formCimv);
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@ -250,6 +392,46 @@ CreateCimv(CimvCreate *cimvCreate)
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RefreshCimv(cimvCreate->formCimv, cimvCreate->stmt->into->skipData, true);
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}
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CreateDependenciesFromTriggersToView(cimvCreate);
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}
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static void CreateDependenciesFromTriggersToView(CimvCreate* cimvCreate) {
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if (cimvCreate->citusTable) {
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if (SPI_connect() != SPI_OK_CONNECT)
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{
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elog(ERROR, "SPI_connect failed");
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}
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char* triggerName = NULL;
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foreach_ptr(triggerName, cimvCreate->triggerNameList) {
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StringInfo queryBuf = makeStringInfo();
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appendStringInfo(queryBuf,
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"SELECT bool_and(success), max(result) FROM run_command_on_colocated_placements($param$%s.%s$param$, $param$%s.%s$param$, $create_dependency$ ",
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cimvCreate->baseTableNameQuoted->schemaname,
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cimvCreate->baseTableNameQuoted->relname,
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cimvCreate->insertTable->schemaname,
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cimvCreate->insertTable->relname);
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appendStringInfo(queryBuf,
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"SELECT worker_record_trigger_dependency($base_table$%%s$base_table$, $insert_table$%%s$insert_table$, $trigger_name$%s$trigger_name$)",
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triggerName);
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appendStringInfoString(queryBuf, "$create_dependency$);");
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if (SPI_execute(queryBuf->data, false, 0) != SPI_OK_SELECT)
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{
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elog(ERROR, "SPI_exec failed: %s", queryBuf->data);
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}
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CheckSPIResultForColocatedRun();
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}
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if (SPI_finish() != SPI_OK_FINISH)
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{
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elog(ERROR, "SPI_finish failed");
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}
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}else {
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CreateDependencyFromTriggersToView(cimvCreate->formCimv->basetable,
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cimvCreate->triggerNameList, cimvCreate->formCimv->userview);
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}
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}
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@ -682,7 +864,7 @@ CreateDataChangeTriggerFunction(CimvCreate *cimvCreate)
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/* INSERT */
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appendStringInfoString(&buf,
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"IF (TG_OP = $inside_trigger_function$INSERT$inside_trigger_function$ OR TG_OP = $inside_trigger_function$UPDATE$inside_trigger_function$) THEN\n");
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DataChangeTriggerFunctionAppendInsertDelete(cimvCreate, &buf, true);
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// DataChangeTriggerInsertDeleteQueryString(cimvCreate, &buf, true);
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appendStringInfoString(&buf, "END IF;\n");
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/* DELETE */
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@ -690,7 +872,7 @@ CreateDataChangeTriggerFunction(CimvCreate *cimvCreate)
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"IF (TG_OP = $inside_trigger_function$DELETE$inside_trigger_function$ OR TG_OP = $inside_trigger_function$UPDATE$inside_trigger_function$) THEN\n");
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if (cimvCreate->supportsDelete)
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{
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DataChangeTriggerFunctionAppendInsertDelete(cimvCreate, &buf, false);
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// DataChangeTriggerInsertDeleteQueryString(cimvCreate, &buf, false);
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}
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else
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{
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@ -738,13 +920,51 @@ CreateDataChangeTriggerFunction(CimvCreate *cimvCreate)
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pfree(buf.data);
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}
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static char* DataChangeTriggerTruncateQueryString(char* insertTableName) {
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StringInfo queryBuf = makeStringInfo();
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appendStringInfo(queryBuf, "TRUNCATE TABLE %s", insertTableName);
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/* TODO: also truncate landing table if it exists */
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return queryBuf->data;
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}
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static void
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DataChangeTriggerFunctionAppendInsertDelete(CimvCreate *cimvCreate, StringInfo buf, bool
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isInsert)
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static void CreateDependencyFromTriggersToView(Oid baseRelationId, List* triggerNameList, Oid userViewId) {
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|
||||
List* triggerIdList = GetExplicitTriggerIdList(baseRelationId);
|
||||
char* targetTriggerName = NULL;
|
||||
foreach_ptr(targetTriggerName, triggerNameList) {
|
||||
Oid triggerId = InvalidOid;
|
||||
foreach_oid(triggerId, triggerIdList)
|
||||
{
|
||||
bool missingOk = false;
|
||||
HeapTuple triggerTuple = GetTriggerTupleById(triggerId, missingOk);
|
||||
Form_pg_trigger triggerForm = (Form_pg_trigger) GETSTRUCT(triggerTuple);
|
||||
char* name = NameStr(triggerForm->tgname);
|
||||
if (namestrcmp(&triggerForm->tgname, targetTriggerName) == 0) {
|
||||
ObjectAddress triggerAddr = {
|
||||
.classId = TriggerRelationId,
|
||||
.objectId = triggerId,
|
||||
.objectSubId = 0
|
||||
};
|
||||
ObjectAddress userViewAddr = {
|
||||
.classId = RelationRelationId,
|
||||
.objectId = userViewId,
|
||||
.objectSubId = 0
|
||||
};
|
||||
|
||||
/* dependency from trigger to user view */
|
||||
recordDependencyOn(&triggerAddr, &userViewAddr, DEPENDENCY_AUTO);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
}
|
||||
|
||||
static char*
|
||||
DataChangeTriggerInsertDeleteQueryString(CimvCreate *cimvCreate, bool
|
||||
isInsert, char* insertTableName, char* newTableName)
|
||||
{
|
||||
StringInfoData querybuf;
|
||||
initStringInfo(&querybuf);
|
||||
StringInfo viewQueryBuf = makeStringInfo();
|
||||
StringInfo queryBuf = makeStringInfo();
|
||||
|
||||
Query *query = (Query *) copyObject(cimvCreate->stmt->into->viewQuery);
|
||||
int inverse = isInsert ? 0 : 1;
|
||||
|
|
@ -753,31 +973,27 @@ DataChangeTriggerFunctionAppendInsertDelete(CimvCreate *cimvCreate, StringInfo b
|
|||
|
||||
RangeTblEntry *baseRte = (RangeTblEntry *) linitial(query->rtable);
|
||||
baseRte->rtekind = RTE_CTE;
|
||||
baseRte->ctename = isInsert ? "__ins__" : "__del__";
|
||||
baseRte->ctename = newTableName;
|
||||
|
||||
pg_get_query_def(query, &querybuf);
|
||||
pg_get_query_def(query, viewQueryBuf);
|
||||
|
||||
appendStringInfoString(buf, "EXECUTE format($exec_format$INSERT INTO %s AS __mat__ ");
|
||||
|
||||
/* SELECT */
|
||||
appendStringInfoString(buf, querybuf.data);
|
||||
appendStringInfo(queryBuf, "INSERT INTO %s AS __mat__ %s", insertTableName, viewQueryBuf->data);
|
||||
|
||||
/* ON CONFLICT */
|
||||
if (cimvCreate->createOptions->schedule == NULL)
|
||||
{
|
||||
AppendOnConflict(cimvCreate, buf, isInsert);
|
||||
AppendOnConflict(cimvCreate, queryBuf, isInsert);
|
||||
}
|
||||
|
||||
appendStringInfoString(buf, ";\n$exec_format$, TG_ARGV[0]);");
|
||||
appendStringInfoChar(queryBuf, ';');
|
||||
|
||||
if (!isInsert && cimvCreate->createOptions->schedule == NULL)
|
||||
{
|
||||
appendStringInfoString(buf,
|
||||
"EXECUTE format($exec_format$DELETE FROM %s WHERE __count__ = 0;$exec_format$, TG_ARGV[0]);");
|
||||
appendStringInfo(queryBuf,
|
||||
"DELETE FROM %s WHERE __count__ = 0;", insertTableName);
|
||||
}
|
||||
|
||||
pfree(querybuf.data);
|
||||
pfree(query);
|
||||
return queryBuf->data;
|
||||
}
|
||||
|
||||
|
||||
|
|
@ -847,13 +1063,16 @@ CreateDataChangeTriggers(CimvCreate *cimvCreate)
|
|||
static void
|
||||
CreateDataChangeTrigger(CimvCreate *cimvCreate, int triggerEvent)
|
||||
{
|
||||
|
||||
StringInfoData buf;
|
||||
initStringInfo(&buf);
|
||||
|
||||
bool isCitusTable = cimvCreate->citusTable != NULL;
|
||||
|
||||
char *event;
|
||||
char *referencing;
|
||||
|
||||
char* event = NULL;
|
||||
char* referencing = NULL;
|
||||
|
||||
switch (triggerEvent)
|
||||
{
|
||||
case TRIGGER_EVENT_INSERT:
|
||||
|
|
@ -883,8 +1102,11 @@ CreateDataChangeTrigger(CimvCreate *cimvCreate, int triggerEvent)
|
|||
/* TODO: UPDATE [ OF column_name [, ... ] ] */
|
||||
StringInfoData triggerName;
|
||||
initStringInfo(&triggerName);
|
||||
appendStringInfo(&triggerName, "%s_%s", NameStr(cimvCreate->formCimv->triggerfnname),
|
||||
event);
|
||||
appendStringInfo(&triggerName, "%s_%s", cimvCreate->prefix, event);
|
||||
|
||||
MemoryContext oldMemoryContext = MemoryContextSwitchTo(cimvCreate->memoryContext);
|
||||
cimvCreate->triggerNameList = lappend(cimvCreate->triggerNameList, pstrdup(triggerName.data));
|
||||
MemoryContextSwitchTo(oldMemoryContext);
|
||||
|
||||
RangeVar *insertTable = cimvCreate->createOptions->schedule == NULL ?
|
||||
cimvCreate->matTableNameQuoted :
|
||||
|
|
@ -901,13 +1123,16 @@ CreateDataChangeTrigger(CimvCreate *cimvCreate, int triggerEvent)
|
|||
|
||||
appendStringInfo(&buf,
|
||||
"CREATE TRIGGER %s AFTER %s ON %%s %s "
|
||||
"FOR EACH STATEMENT EXECUTE PROCEDURE %s.%s(%%L)",
|
||||
"FOR EACH STATEMENT EXECUTE PROCEDURE %s.%s($view_def$%s$view_def$, $prefix$%s$prefix$, $baserel$%s$baserel$, %%L )",
|
||||
quote_identifier(triggerName.data),
|
||||
event,
|
||||
referencing,
|
||||
quote_identifier(NameStr(
|
||||
cimvCreate->formCimv->triggerfnnamespace)),
|
||||
quote_identifier(NameStr(cimvCreate->formCimv->triggerfnname)));
|
||||
quote_identifier(NameStr(cimvCreate->formCimv->triggerfnname)),
|
||||
cimvCreate->queryString,
|
||||
cimvCreate->prefix,
|
||||
cimvCreate->baseTableNameQuoted->relname);
|
||||
|
||||
appendStringInfoString(&buf, "$create_trigger$);");
|
||||
}
|
||||
|
|
@ -915,7 +1140,7 @@ CreateDataChangeTrigger(CimvCreate *cimvCreate, int triggerEvent)
|
|||
{
|
||||
appendStringInfo(&buf,
|
||||
"CREATE TRIGGER %s AFTER %s ON %s.%s %s "
|
||||
"FOR EACH STATEMENT EXECUTE PROCEDURE %s.%s('%s.%s')",
|
||||
"FOR EACH STATEMENT EXECUTE PROCEDURE %s.%s($view_def$%s$view_def$, $prefix$%s$prefix$)",
|
||||
quote_identifier(triggerName.data),
|
||||
event,
|
||||
cimvCreate->baseTableNameQuoted->schemaname,
|
||||
|
|
@ -924,8 +1149,8 @@ CreateDataChangeTrigger(CimvCreate *cimvCreate, int triggerEvent)
|
|||
quote_identifier(NameStr(
|
||||
cimvCreate->formCimv->triggerfnnamespace)),
|
||||
quote_identifier(NameStr(cimvCreate->formCimv->triggerfnname)),
|
||||
insertTable->schemaname,
|
||||
insertTable->relname);
|
||||
cimvCreate->queryString,
|
||||
cimvCreate->prefix);
|
||||
}
|
||||
|
||||
int expectedResult = isCitusTable ? SPI_OK_SELECT : SPI_OK_UTILITY;
|
||||
|
|
@ -936,6 +1161,13 @@ CreateDataChangeTrigger(CimvCreate *cimvCreate, int triggerEvent)
|
|||
|
||||
if (isCitusTable)
|
||||
{
|
||||
CheckSPIResultForColocatedRun();
|
||||
}
|
||||
|
||||
pfree(buf.data);
|
||||
}
|
||||
|
||||
static void CheckSPIResultForColocatedRun(void) {
|
||||
if (SPI_tuptable != NULL && SPI_tuptable->tupdesc->natts == 2 && SPI_processed ==
|
||||
1)
|
||||
{
|
||||
|
|
@ -952,20 +1184,20 @@ CreateDataChangeTrigger(CimvCreate *cimvCreate, int triggerEvent)
|
|||
elog(ERROR, "SPI_exec failed: %s", SPI_getvalue(tuple, tupdesc, 2));
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
pfree(buf.data);
|
||||
}
|
||||
|
||||
|
||||
static CimvCreate *
|
||||
InitializeCimvCreate(const CreateTableAsStmt *stmt, MatViewCreateOptions *createOptions)
|
||||
InitializeCimvCreate(const CreateTableAsStmt *stmt, MatViewCreateOptions *createOptions,
|
||||
const char* query_string, char* prefix)
|
||||
{
|
||||
CimvCreate *cimvCreate = palloc(sizeof(CimvCreate));
|
||||
cimvCreate->formCimv = palloc(sizeof(FormData_pg_cimv));
|
||||
cimvCreate->memoryContext = CurrentMemoryContext;
|
||||
|
||||
cimvCreate->formCimv->jobid = 0;
|
||||
cimvCreate->formCimv->landingtable = InvalidOid;
|
||||
|
||||
cimvCreate->queryString = query_string;
|
||||
|
||||
Query *query = (Query *) stmt->query;
|
||||
RangeTblEntry *baseRte = (RangeTblEntry *) linitial(query->rtable);
|
||||
|
|
@ -979,11 +1211,16 @@ InitializeCimvCreate(const CreateTableAsStmt *stmt, MatViewCreateOptions *create
|
|||
|
||||
cimvCreate->formCimv->basetable = baseRte->relid;
|
||||
|
||||
if (prefix) {
|
||||
cimvCreate->prefix = prefix;
|
||||
}else {
|
||||
cimvCreate->prefixId = UniqueId();
|
||||
cimvCreate->prefix = CIMVInternalPrefix(cimvCreate->baseTableName, cimvCreate->prefixId);
|
||||
}
|
||||
|
||||
namestrcpy(&cimvCreate->formCimv->triggerfnnamespace, CIMV_INTERNAL_SCHEMA);
|
||||
char* funcName = CIMVTriggerFuncName(cimvCreate->prefixId, stmt->into->rel->relname);
|
||||
namestrcpy(&cimvCreate->formCimv->triggerfnname, funcName);
|
||||
namestrcpy(&cimvCreate->formCimv->triggerfnname, "cimv_trigger");
|
||||
StringInfo mat = makeStringInfo();
|
||||
appendStringInfo(mat, "%s_cimv_%s", cimvCreate->prefix, MATERIALIZATION_TABLE_SUFFIX);
|
||||
|
||||
|
|
@ -1000,6 +1237,7 @@ InitializeCimvCreate(const CreateTableAsStmt *stmt, MatViewCreateOptions *create
|
|||
cimvCreate->targetListEntries = NIL;
|
||||
cimvCreate->groupTargetListEntries = NIL;
|
||||
cimvCreate->aggTargetListEntries = NIL;
|
||||
cimvCreate->triggerNameList = NIL;
|
||||
cimvCreate->citusTable = IsCitusTable(baseRte->relid) ? LookupCitusTableCacheEntry(
|
||||
baseRte->relid) : NULL;
|
||||
cimvCreate->partitionColumn = NULL;
|
||||
|
|
@ -1022,6 +1260,10 @@ InitializeCimvCreate(const CreateTableAsStmt *stmt, MatViewCreateOptions *create
|
|||
(char *) quote_identifier(cimvCreate->landingTableName->schemaname),
|
||||
(char *) quote_identifier(cimvCreate->landingTableName->relname), -1);
|
||||
|
||||
cimvCreate->insertTable = cimvCreate->createOptions->schedule == NULL ?
|
||||
cimvCreate->matTableNameQuoted :
|
||||
cimvCreate->landingTableNameQuoted;
|
||||
|
||||
return cimvCreate;
|
||||
}
|
||||
|
||||
|
|
|
|||
|
|
@ -151,7 +151,7 @@ DropCimv(Form_pg_cimv formCimv, DropBehavior behavior)
|
|||
}
|
||||
|
||||
DropCronJob(formCimv);
|
||||
DropDmlTriggers(formCimv);
|
||||
// DropDmlTriggers(formCimv);
|
||||
|
||||
/* Lock */
|
||||
if (OidIsValid(matTableAddress.objectId))
|
||||
|
|
|
|||
|
|
@ -12,3 +12,16 @@ DROP FUNCTION IF EXISTS pg_catalog.citus_total_relation_size(regclass);
|
|||
|
||||
CREATE SCHEMA cimv_internal;
|
||||
GRANT ALL ON SCHEMA cimv_internal to public;
|
||||
|
||||
CREATE FUNCTION cimv_internal.cimv_trigger()
|
||||
RETURNS trigger
|
||||
LANGUAGE C STRICT
|
||||
AS 'MODULE_PATHNAME', $$cimv_trigger$$;
|
||||
|
||||
CREATE FUNCTION pg_catalog.worker_record_trigger_dependency(basetable_name regclass, inserttable_name regclass, trigger_name text)
|
||||
RETURNS VOID
|
||||
LANGUAGE C STRICT
|
||||
AS 'MODULE_PATHNAME', 'worker_record_trigger_dependency';
|
||||
COMMENT ON FUNCTION pg_catalog.worker_record_trigger_dependency(regclass,regclass,text)
|
||||
IS 'record the fact that the trigger depends on the table in pg_depend';
|
||||
|
||||
Loading…
Reference in New Issue