public StatementAgentInstanceFactoryOnTriggerTable(StatementContext statementContext, StatementSpecCompiled statementSpec, EPServicesContext services, ViewableActivator activator, SubSelectStrategyCollection subSelectStrategyCollection, ResultSetProcessorFactoryDesc resultSetProcessorPrototype, ExprNode validatedJoin, TableOnViewFactory onExprFactory, EventType activatorResultEventType, TableMetadata tableMetadata, ResultSetProcessorFactoryDesc outputResultSetProcessorPrototype, OutputProcessViewFactory outputProcessViewFactory)
: base(statementContext, statementSpec, services, activator, subSelectStrategyCollection)
{
_resultSetProcessorPrototype = resultSetProcessorPrototype;
_onExprFactory = onExprFactory;
_outputResultSetProcessorPrototype = outputResultSetProcessorPrototype;
_outputProcessViewFactory = outputProcessViewFactory;
var pair = StatementAgentInstanceFactoryOnTriggerNamedWindow.GetIndexHintPair(statementContext, statementSpec);
var indexHint = pair.IndexHint;
var excludePlanHint = pair.ExcludePlanHint;
_queryPlanResult = SubordinateQueryPlanner.PlanOnExpression(
validatedJoin, activatorResultEventType, indexHint, true, -1, excludePlanHint,
false, tableMetadata.EventTableIndexMetadataRepo, tableMetadata.InternalEventType,
tableMetadata.UniqueKeyProps, true, statementContext.StatementName, statementContext.StatementId, statementContext.Annotations);
if (_queryPlanResult.IndexDescs != null)
{
for (var i = 0; i < _queryPlanResult.IndexDescs.Length; i++)
{
tableMetadata.AddIndexReference(_queryPlanResult.IndexDescs[i].IndexName, statementContext.StatementName);
}
}
SubordinateQueryPlannerUtil.QueryPlanLogOnExpr(tableMetadata.IsQueryPlanLogging, TableServiceImpl.QueryPlanLog,
_queryPlanResult, statementContext.Annotations);
}
public StatementAgentInstanceFactoryOnTriggerNamedWindow(StatementContext statementContext, StatementSpecCompiled statementSpec, EPServicesContext services, ViewableActivator activator, SubSelectStrategyCollection subSelectStrategyCollection, ResultSetProcessorFactoryDesc resultSetProcessorPrototype, ExprNode validatedJoin, ResultSetProcessorFactoryDesc outputResultSetProcessorPrototype, NamedWindowOnExprFactory onExprFactory, OutputProcessViewFactory outputProcessViewFactory, EventType activatorResultEventType, NamedWindowProcessor processor, IList <StopCallback> stopCallbacks)
: base(statementContext, statementSpec, services, activator, subSelectStrategyCollection)
{
_resultSetProcessorPrototype = resultSetProcessorPrototype;
_outputResultSetProcessorPrototype = outputResultSetProcessorPrototype;
_onExprFactory = onExprFactory;
_outputProcessViewFactory = outputProcessViewFactory;
_processor = processor;
IndexHintPair pair = GetIndexHintPair(statementContext, statementSpec);
IndexHint indexHint = pair.IndexHint;
ExcludePlanHint excludePlanHint = pair.ExcludePlanHint;
_queryPlan = SubordinateQueryPlanner.PlanOnExpression(
validatedJoin, activatorResultEventType, indexHint, processor.IsEnableSubqueryIndexShare, -1, excludePlanHint,
processor.IsVirtualDataWindow, processor.EventTableIndexMetadataRepo, processor.NamedWindowType,
processor.OptionalUniqueKeyProps, false, statementContext.StatementName, statementContext.StatementId, statementContext.Annotations);
if (_queryPlan.IndexDescs != null)
{
SubordinateQueryPlannerUtil.AddIndexMetaAndRef(_queryPlan.IndexDescs, processor.EventTableIndexMetadataRepo, statementContext.StatementName);
stopCallbacks.Add(new ProxyStopCallback(() =>
{
for (int i = 0; i < _queryPlan.IndexDescs.Length; i++)
{
bool last = processor.EventTableIndexMetadataRepo.RemoveIndexReference(_queryPlan.IndexDescs[i].IndexMultiKey, statementContext.StatementName);
if (last)
{
processor.EventTableIndexMetadataRepo.RemoveIndex(_queryPlan.IndexDescs[i].IndexMultiKey);
processor.RemoveAllInstanceIndexes(_queryPlan.IndexDescs[i].IndexMultiKey);
}
}
}));
}
SubordinateQueryPlannerUtil.QueryPlanLogOnExpr(processor.RootView.IsQueryPlanLogging, NamedWindowRootView.QueryPlanLog,
_queryPlan, statementContext.Annotations, statementContext.EngineImportService);
}
public SubSelectStrategyFactoryIndexShare(
string statementName,
int statementId,
int subqueryNum,
EventType[] outerEventTypesSelect,
NamedWindowProcessor optionalNamedWindowProcessor,
TableMetadata optionalTableMetadata,
bool fullTableScan,
IndexHint optionalIndexHint,
SubordPropPlan joinedPropPlan,
ExprEvaluator filterExprEval,
AggregationServiceFactoryDesc aggregationServiceFactory,
ExprEvaluator[] groupByKeys,
TableService tableService,
Attribute[] annotations,
StatementStopService statementStopService)
{
_optionalNamedWindowProcessor = optionalNamedWindowProcessor;
_optionalTableMetadata = optionalTableMetadata;
_filterExprEval = filterExprEval;
_aggregationServiceFactory = aggregationServiceFactory;
_groupByKeys = groupByKeys;
_tableService = tableService;
bool isLogging;
ILog log;
if (optionalTableMetadata != null)
{
isLogging = optionalTableMetadata.IsQueryPlanLogging;
log = TableServiceImpl.QueryPlanLog;
_queryPlan = SubordinateQueryPlanner.PlanSubquery(outerEventTypesSelect, joinedPropPlan, false, fullTableScan, optionalIndexHint, true, subqueryNum,
false, optionalTableMetadata.EventTableIndexMetadataRepo, optionalTableMetadata.UniqueKeyProps, true, statementName, statementId, annotations);
if (_queryPlan != null)
{
for (int i = 0; i < _queryPlan.IndexDescs.Length; i++)
{
optionalTableMetadata.AddIndexReference(_queryPlan.IndexDescs[i].IndexName, statementName);
}
}
}
else
{
isLogging = optionalNamedWindowProcessor.RootView.IsQueryPlanLogging;
log = NamedWindowRootView.QueryPlanLog;
_queryPlan = SubordinateQueryPlanner.PlanSubquery(outerEventTypesSelect, joinedPropPlan, false, fullTableScan, optionalIndexHint, true, subqueryNum,
optionalNamedWindowProcessor.IsVirtualDataWindow, optionalNamedWindowProcessor.EventTableIndexMetadataRepo, optionalNamedWindowProcessor.OptionalUniqueKeyProps, false, statementName, statementId, annotations);
if (_queryPlan != null && _queryPlan.IndexDescs != null)
{
SubordinateQueryPlannerUtil.AddIndexMetaAndRef(_queryPlan.IndexDescs, optionalNamedWindowProcessor.EventTableIndexMetadataRepo, statementName);
statementStopService.StatementStopped += () =>
{
for (int i = 0; i < _queryPlan.IndexDescs.Length; i++)
{
bool last = optionalNamedWindowProcessor.EventTableIndexMetadataRepo.RemoveIndexReference(_queryPlan.IndexDescs[i].IndexMultiKey, statementName);
if (last)
{
optionalNamedWindowProcessor.EventTableIndexMetadataRepo.RemoveIndex(_queryPlan.IndexDescs[i].IndexMultiKey);
optionalNamedWindowProcessor.RemoveAllInstanceIndexes(_queryPlan.IndexDescs[i].IndexMultiKey);
}
}
};
}
}
SubordinateQueryPlannerUtil.QueryPlanLogOnSubq(isLogging, log, _queryPlan, subqueryNum, annotations);
}
public SubSelectStrategyFactoryIndexShareForge(
int subqueryNumber,
SubSelectActivationPlan subselectActivation,
EventType[] outerEventTypesSelect,
NamedWindowMetaData namedWindow,
TableMetaData table,
bool fullTableScan,
IndexHint indexHint,
SubordPropPlan joinedPropPlan,
ExprForge filterExprEval,
ExprNode[] groupKeys,
AggregationServiceForgeDesc aggregationServiceForgeDesc,
StatementBaseInfo statement,
StatementCompileTimeServices services)
{
_subqueryNumber = subqueryNumber;
_namedWindow = namedWindow;
_table = table;
_filterExprEval = filterExprEval;
_groupKeys = groupKeys;
_aggregationServiceForgeDesc = aggregationServiceForgeDesc;
bool queryPlanLogging = services.Configuration.Common.Logging.IsEnableQueryPlan;
// We only use existing indexes in all cases. This means "create index" is required.
SubordinateQueryPlan plan;
if (table != null)
{
plan = SubordinateQueryPlanner.PlanSubquery(
outerEventTypesSelect,
joinedPropPlan,
false,
fullTableScan,
indexHint,
true,
subqueryNumber,
false,
table.IndexMetadata,
table.UniquenessAsSet,
true,
table.InternalEventType,
statement.StatementRawInfo,
services);
}
else
{
plan = SubordinateQueryPlanner.PlanSubquery(
outerEventTypesSelect,
joinedPropPlan,
false,
fullTableScan,
indexHint,
true,
subqueryNumber,
namedWindow.IsVirtualDataWindow,
namedWindow.IndexMetadata,
namedWindow.UniquenessAsSet,
true,
namedWindow.EventType,
statement.StatementRawInfo,
services);
}
_queryPlan = plan == null ? null : plan.Forge;
if (plan != null)
{
_additionalForgeables.AddAll(plan.AdditionalForgeables);
}
if (_queryPlan != null && _queryPlan.IndexDescs != null)
{
for (int i = 0; i < _queryPlan.IndexDescs.Length; i++)
{
SubordinateQueryIndexDescForge index = _queryPlan.IndexDescs[i];
if (table != null)
{
if (table.TableVisibility == NameAccessModifier.PUBLIC)
{
services.ModuleDependenciesCompileTime.AddPathIndex(
false,
table.TableName,
table.TableModuleName,
index.IndexName,
index.IndexModuleName,
services.NamedWindowCompileTimeRegistry,
services.TableCompileTimeRegistry);
}
}
else
{
if (namedWindow.EventType.Metadata.AccessModifier == NameAccessModifier.PUBLIC)
{
services.ModuleDependenciesCompileTime.AddPathIndex(
true,
namedWindow.EventType.Name,
namedWindow.NamedWindowModuleName,
index.IndexName,
index.IndexModuleName,
services.NamedWindowCompileTimeRegistry,
services.TableCompileTimeRegistry);
}
}
}
}
SubordinateQueryPlannerUtil.QueryPlanLogOnSubq(
queryPlanLogging,
QUERY_PLAN_LOG,
_queryPlan,
subqueryNumber,
statement.StatementRawInfo.Annotations,
services.ImportServiceCompileTime);
if (groupKeys == null || groupKeys.Length == 0)
{
_groupByMultiKey = null;
}
else
{
MultiKeyPlan mkplan = MultiKeyPlanner.PlanMultiKey(groupKeys, false, statement.StatementRawInfo, services.SerdeResolver);
_additionalForgeables.AddAll(mkplan.MultiKeyForgeables);
_groupByMultiKey = mkplan.ClassRef;
}
}
public static OnTriggerPlan HandleContextFactoryOnTrigger(
string className,
CodegenNamespaceScope namespaceScope,
string classPostfix,
NamedWindowMetaData namedWindow,
TableMetaData table,
OnTriggerWindowPlan planDesc,
StatementBaseInfo @base,
StatementCompileTimeServices services)
{
// validate context
var infraName = planDesc.OnTriggerDesc.WindowName;
var infraTitle = (namedWindow != null ? "Named window" : "Table") + " '" + infraName + "'";
var infraContextName = namedWindow != null ? namedWindow.ContextName : table.OptionalContextName;
var infraModuleName = namedWindow != null ? namedWindow.NamedWindowModuleName : table.TableModuleName;
var infraEventType = namedWindow != null ? namedWindow.EventType : table.InternalEventType;
var resultEventType = namedWindow != null ? namedWindow.EventType : table.PublicEventType;
var infraVisibility = namedWindow != null
? namedWindow.EventType.Metadata.AccessModifier
: table.TableVisibility;
ValidateOnExpressionContext(planDesc.ContextName, infraContextName, infraTitle);
List<StmtClassForgeableFactory> additionalForgeables = new List<StmtClassForgeableFactory>();
// validate expressions and plan subselects
var validationResult = OnTriggerPlanValidator.ValidateOnTriggerPlan(
infraEventType,
planDesc.OnTriggerDesc,
planDesc.StreamSpec,
planDesc.ActivatorResult,
planDesc.SubselectActivation,
@base,
services);
additionalForgeables.AddAll(validationResult.AdditionalForgeables);
var validatedJoin = validationResult.ValidatedJoin;
var activatorResultEventType = planDesc.ActivatorResult.ActivatorResultEventType;
var pair = IndexHintPair.GetIndexHintPair(
planDesc.OnTriggerDesc,
@base.StatementSpec.StreamSpecs[0].OptionalStreamName,
@base.StatementRawInfo,
services);
var indexHint = pair.IndexHint;
var excludePlanHint = pair.ExcludePlanHint;
var enabledSubqueryIndexShare = namedWindow != null && namedWindow.IsEnableIndexShare;
var isVirtualWindow = namedWindow != null && namedWindow.IsVirtualDataWindow;
var indexMetadata = namedWindow != null ? namedWindow.IndexMetadata : table.IndexMetadata;
var optionalUniqueKeySet = namedWindow != null ? namedWindow.UniquenessAsSet : table.UniquenessAsSet;
// query plan
var onlyUseExistingIndexes = table != null;
SubordinateWMatchExprQueryPlanResult planResult = SubordinateQueryPlanner.PlanOnExpression(
validatedJoin,
activatorResultEventType,
indexHint,
enabledSubqueryIndexShare,
-1,
excludePlanHint,
isVirtualWindow,
indexMetadata,
infraEventType,
optionalUniqueKeySet,
onlyUseExistingIndexes,
@base.StatementRawInfo,
services);
SubordinateWMatchExprQueryPlanForge queryPlan = planResult.Forge;
additionalForgeables.AddAll(planResult.AdditionalForgeables);
// indicate index dependencies
if (queryPlan.Indexes != null && infraVisibility == NameAccessModifier.PUBLIC) {
foreach (var index in queryPlan.Indexes) {
services.ModuleDependenciesCompileTime.AddPathIndex(
namedWindow != null,
infraName,
infraModuleName,
index.IndexName,
index.IndexModuleName,
services.NamedWindowCompileTimeRegistry,
services.TableCompileTimeRegistry);
}
}
var onTriggerType = planDesc.OnTriggerDesc.OnTriggerType;
var activator = planDesc.ActivatorResult.Activator;
var subselectForges = validationResult.SubselectForges;
var tableAccessForges = validationResult.TableAccessForges;
IList<StmtClassForgeable> forgeables = new List<StmtClassForgeable>(2);
StatementAgentInstanceFactoryOnTriggerInfraBaseForge forge;
var classNameRSP = CodeGenerationIDGenerator.GenerateClassNameSimple(
typeof(ResultSetProcessorFactoryProvider),
classPostfix);
ResultSetProcessorDesc resultSetProcessor;
if (onTriggerType == OnTriggerType.ON_SELECT) {
resultSetProcessor = validationResult.ResultSetProcessorPrototype;
var outputEventType = resultSetProcessor.ResultEventType;
var insertInto = false;
TableMetaData optionalInsertIntoTable = null;
var insertIntoDesc = @base.StatementSpec.Raw.InsertIntoDesc;
var addToFront = false;
if (insertIntoDesc != null) {
insertInto = true;
optionalInsertIntoTable = services.TableCompileTimeResolver.Resolve(insertIntoDesc.EventTypeName);
var optionalInsertIntoNamedWindow =
services.NamedWindowCompileTimeResolver.Resolve(insertIntoDesc.EventTypeName);
addToFront = optionalInsertIntoNamedWindow != null || optionalInsertIntoTable != null;
}
var selectAndDelete = planDesc.OnTriggerDesc.IsDeleteAndSelect;
var distinct = @base.StatementSpec.SelectClauseCompiled.IsDistinct;
MultiKeyPlan distinctMultiKeyPlan = MultiKeyPlanner.PlanMultiKeyDistinct(
distinct,
outputEventType,
@base.StatementRawInfo,
services.SerdeResolver);
additionalForgeables.AddAll(distinctMultiKeyPlan.MultiKeyForgeables);
forge = new StatementAgentInstanceFactoryOnTriggerInfraSelectForge(
activator,
outputEventType,
subselectForges,
tableAccessForges,
namedWindow,
table,
queryPlan,
classNameRSP,
insertInto,
addToFront,
optionalInsertIntoTable,
selectAndDelete,
distinct,
distinctMultiKeyPlan.ClassRef);
}
else {
var defaultSelectAllSpec = new StatementSpecCompiled();
defaultSelectAllSpec.SelectClauseCompiled.WithSelectExprList(new SelectClauseElementWildcard());
defaultSelectAllSpec.Raw.SelectStreamDirEnum = SelectClauseStreamSelectorEnum.RSTREAM_ISTREAM_BOTH;
StreamTypeService typeService = new StreamTypeServiceImpl(
new[] {resultEventType},
new[] {infraName},
new[] {false},
false,
false);
resultSetProcessor = ResultSetProcessorFactoryFactory.GetProcessorPrototype(
new ResultSetSpec(defaultSelectAllSpec),
typeService,
null,
new bool[1],
false,
@base.ContextPropertyRegistry,
false,
false,
@base.StatementRawInfo,
services);
if (onTriggerType == OnTriggerType.ON_DELETE) {
forge = new StatementAgentInstanceFactoryOnTriggerInfraDeleteForge(
activator,
resultEventType,
subselectForges,
tableAccessForges,
classNameRSP,
namedWindow,
table,
queryPlan);
}
else if (onTriggerType == OnTriggerType.ON_UPDATE) {
var updateDesc = (OnTriggerWindowUpdateDesc) planDesc.OnTriggerDesc;
EventBeanUpdateHelperForge updateHelper = EventBeanUpdateHelperForgeFactory.Make(
infraName,
(EventTypeSPI) infraEventType,
updateDesc.Assignments,
validationResult.ZeroStreamAliasName,
activatorResultEventType,
namedWindow != null,
@base.StatementName,
services.EventTypeAvroHandler);
forge = new StatementAgentInstanceFactoryOnTriggerInfraUpdateForge(
activator,
resultEventType,
subselectForges,
tableAccessForges,
classNameRSP,
namedWindow,
table,
queryPlan,
updateHelper);
}
else if (onTriggerType == OnTriggerType.ON_MERGE) {
var onMergeTriggerDesc = (OnTriggerMergeDesc) planDesc.OnTriggerDesc;
var onMergeHelper = new InfraOnMergeHelperForge(
onMergeTriggerDesc,
activatorResultEventType,
planDesc.StreamSpec.OptionalStreamName,
infraName,
(EventTypeSPI) infraEventType,
@base.StatementRawInfo,
services,
table);
forge = new StatementAgentInstanceFactoryOnTriggerInfraMergeForge(
activator,
resultEventType,
subselectForges,
tableAccessForges,
classNameRSP,
namedWindow,
table,
queryPlan,
onMergeHelper);
}
else {
throw new IllegalStateException("Unrecognized trigger type " + onTriggerType);
}
}
forgeables.Add(
new StmtClassForgeableRSPFactoryProvider(
classNameRSP,
resultSetProcessor,
namespaceScope,
@base.StatementRawInfo));
var queryPlanLogging = services.Configuration.Common.Logging.IsEnableQueryPlan;
SubordinateQueryPlannerUtil.QueryPlanLogOnExpr(
queryPlanLogging,
QUERY_PLAN_LOG,
queryPlan,
@base.StatementSpec.Annotations,
services.ImportServiceCompileTime);
StmtClassForgeableAIFactoryProviderOnTrigger onTrigger = new StmtClassForgeableAIFactoryProviderOnTrigger(className, namespaceScope, forge);
return new OnTriggerPlan(onTrigger, forgeables, resultSetProcessor.SelectSubscriberDescriptor, additionalForgeables);
}
