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Use PlannerRestrictionContext instead of RecursivePlannerContext

pull/4358/head
Sait Talha Nisanci 2020-12-01 18:53:07 +03:00
parent 3fe3c55023
commit ff4f3b2f3c
3 changed files with 23 additions and 33 deletions
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44
src/backend/distributed/planner/local_distributed_join_planner.c
View File

@ -71,27 +71,22 @@ typedef struct ConversionCandidates
static Oid GetResultRelationId(Query *query);
static bool ShouldConvertLocalTableJoinsToSubqueries(Query *query, List *rangeTableList,
Oid resultRelationId,
RecursivePlanningContext *context);
PlannerRestrictionContext *plannerRestrictionContext);
static bool HasUniqueFilter(RangeTblEntry *distRTE, List *distRTERestrictionList,
List *requiredAttrNumbersForDistRTE);
static bool ShouldConvertDistributedTable(FromExpr *joinTree,
RangeTableEntryDetails *distRTEContext);
static List * RequiredAttrNumbersForRelation(RangeTblEntry *relationRte,
RecursivePlanningContext *planningContext);
PlannerRestrictionContext *plannerRestrictionContext);
static ConversionCandidates * CreateConversionCandidates(
RecursivePlanningContext *context,
PlannerRestrictionContext *plannerRestrictionContext,
List *rangeTableList,
Oid resultRelationId);
static void GetAllUniqueIndexes(Form_pg_index indexForm, List **uniqueIndexes);
static RangeTableEntryDetails * GetNextRTEToConvertToSubquery(FromExpr *joinTree,
ConversionCandidates
*
conversionCandidates,
PlannerRestrictionContext
*
plannerRestrictionContext,
Oid
resultRelationId);
ConversionCandidates *conversionCandidates,
PlannerRestrictionContext* plannerRestrictionContext,
Oid resultRelationId);
static void GetRangeTableEntriesFromJoinTree(Node *joinNode, List *rangeTableList,
List **joinRangeTableEntries);
static void RemoveFromConversionCandidates(ConversionCandidates *conversionCandidates, Oid
@ -106,13 +101,18 @@ void
ConvertUnplannableTableJoinsToSubqueries(Query *query,
RecursivePlanningContext *context)
{
PlannerRestrictionContext* plannerRestrictionContext = context->plannerRestrictionContext;
List *rangeTableList = NIL;
GetRangeTableEntriesFromJoinTree((Node *) query->jointree, query->rtable,
&rangeTableList);
Oid resultRelationId = GetResultRelationId(query);
if (!ShouldConvertLocalTableJoinsToSubqueries(query, rangeTableList, resultRelationId, plannerRestrictionContext)) {
return;
}
ConversionCandidates *conversionCandidates =
CreateConversionCandidates(context, rangeTableList, resultRelationId);
CreateConversionCandidates(plannerRestrictionContext, rangeTableList, resultRelationId);
RangeTableEntryDetails *rangeTableEntryDetails =
GetNextRTEToConvertToSubquery(query->jointree, conversionCandidates,
@ -120,7 +120,7 @@ ConvertUnplannableTableJoinsToSubqueries(Query *query,
resultRelationId);
while (ShouldConvertLocalTableJoinsToSubqueries(query, rangeTableList,
resultRelationId, context))
resultRelationId, plannerRestrictionContext))
{
ReplaceRTERelationWithRteSubquery(
rangeTableEntryDetails->rangeTableEntry,
@ -289,7 +289,7 @@ RemoveFromConversionCandidates(ConversionCandidates *conversionCandidates, Oid r
static bool
ShouldConvertLocalTableJoinsToSubqueries(Query *query, List *rangeTableList,
Oid resultRelationId,
RecursivePlanningContext *context)
PlannerRestrictionContext *plannerRestrictionContext)
{
if (LocalTableJoinPolicy == LOCAL_JOIN_POLICY_NEVER)
{
@ -301,8 +301,7 @@ ShouldConvertLocalTableJoinsToSubqueries(Query *query, List *rangeTableList,
return false;
}
PlannerRestrictionContext *plannerRestrictionContext =
FilterPlannerRestrictionForQuery(context->plannerRestrictionContext, query);
plannerRestrictionContext = FilterPlannerRestrictionForQuery(plannerRestrictionContext, query);
if (IsRouterPlannable(query, plannerRestrictionContext))
{
return false;
@ -403,11 +402,8 @@ GetAllUniqueIndexes(Form_pg_index indexForm, List **uniqueIndexes)
*/
static List *
RequiredAttrNumbersForRelation(RangeTblEntry *relationRte,
RecursivePlanningContext *planningContext)
PlannerRestrictionContext *plannerRestrictionContext)
{
PlannerRestrictionContext *plannerRestrictionContext =
planningContext->plannerRestrictionContext;
/* TODO: Get rid of this hack, find relation restriction information directly */
PlannerRestrictionContext *filteredPlannerRestrictionContext =
FilterPlannerRestrictionForQuery(plannerRestrictionContext,
@ -454,7 +450,7 @@ RequiredAttrNumbersForRelation(RangeTblEntry *relationRte,
* be converted to a subquery so that citus planners can work.
*/
static ConversionCandidates *
CreateConversionCandidates(RecursivePlanningContext *context,
CreateConversionCandidates(PlannerRestrictionContext *plannerRestrictionContext,
List *rangeTableList, Oid resultRelationId)
{
ConversionCandidates *conversionCandidates = palloc0(
@ -488,11 +484,9 @@ CreateConversionCandidates(RecursivePlanningContext *context,
rangeTableEntryDetails->rangeTableEntry = rangeTableEntry;
rangeTableEntryDetails->rteIndex = rteIndex;
rangeTableEntryDetails->restrictionList = GetRestrictInfoListForRelation(
rangeTableEntry,
context->
plannerRestrictionContext, 1);
rangeTableEntry, plannerRestrictionContext, 1);
rangeTableEntryDetails->requiredAttributeNumbers = RequiredAttrNumbersForRelation(
rangeTableEntry, context);
rangeTableEntry, plannerRestrictionContext);
if (referenceOrDistributedTable)
{

9
src/backend/distributed/planner/multi_router_planner.c
View File

@ -221,8 +221,9 @@ CreateModifyPlan(Query *originalQuery, Query *query,
distributedPlan->modLevel = RowModifyLevelForQuery(query);
distributedPlan->planningError = ModifyQuerySupported(query, originalQuery,
multiShardQuery,
plannerRestrictionContext);
multiShardQuery,
plannerRestrictionContext);
if (distributedPlan->planningError != NULL)
{
return distributedPlan;
@ -550,10 +551,6 @@ ModifyPartialQuerySupported(Query *queryTree, bool multiShardQuery,
Oid resultRelationId = ModifyQueryResultRelationId(queryTree);
*distributedTableIdOutput = resultRelationId;
if (ContainsTableToBeConvertedToSubquery(queryTree->rtable, resultRelationId))
{
return deferredError;
}
Var *partitionColumn = NULL;

3
src/backend/distributed/planner/recursive_planning.c
View File

@ -1542,8 +1542,7 @@ ContainsLocalTableSubqueryJoin(List *rangeTableList, Oid resultRelationId)
continue;
}
if (!IsCitusTable(rangeTableEntry->relid) && rangeTableEntry->relid !=
resultRelationId)
if (!IsCitusTable(rangeTableEntry->relid) && rangeTableEntry->relid != resultRelationId)
{
containsLocalTable = true;
}