[teiid-commits] teiid SVN: r3940 - in branches/7.7.x: engine/src/main/java/org/teiid/query/optimizer/relational/rules and 1 other directories.

Author: shawkins Date: 2012-03-14 14:56:05 -0400 (Wed, 14 Mar 2012) New Revision: 3940 Modified: branches/7.7.x/connectors/translator-jdbc/src/main/resources/org/teiid/translator/jdbc/i18n.properties branches/7.7.x/engine/src/main/java/org/teiid/query/optimizer/relational/rules/RulePushAggregates.java branches/7.7.x/engine/src/test/java/org/teiid/query/optimizer/TestAggregatePushdown.java Log: TEIID-1972 fix for inappropriate staging and fixing a message Modified: branches/7.7.x/connectors/translator-jdbc/src/main/resources/org/teiid/translator/jdbc/i18n.properties =================================================================== --- branches/7.7.x/connectors/translator-jdbc/src/main/resources/org/teiid/translator/jdbc/i18n.properties 2012-03-14 15:17:58 UTC (rev 3939) +++ branches/7.7.x/connectors/translator-jdbc/src/main/resources/org/teiid/translator/jdbc/i18n.properties 2012-03-14 18:56:05 UTC (rev 3940) @@ -28,6 +28,6 @@ JDBCQueryExecution.Error_executing_query__1 = ''{0}'' error executing statement(s): {1} SQLConversionVisitor.invalid_parameter=Invalid parameter {0}. Must be between 1 and {1}. SQLConversionVisitor.not_in_parameter=Invalid parameter {0}. Native query procedures cannot use non IN parameters. -OraleExecutionFactory.invalid_hint=Not using oracle execution payload {0} as hint, since it apprears to contain more than just a single comment. +OraleExecutionFactory.invalid_hint=Not using oracle execution payload {0} as hint, since it appears to contain more than just a single comment. ConnectionListener.failed_to_report_jdbc_connection_details=Failed to report the JDBC driver and connection information JDBCMetadataProcessor.not_unique=Teiid runtime names, which are case insensitive, for the imported metadata are not unique. If not already set, use the setting importer.useFullSchemaName to create Teiid names that include the source schema. \ No newline at end of file Modified: branches/7.7.x/engine/src/main/java/org/teiid/query/optimizer/relational/rules/RulePushAggregates.java =================================================================== --- branches/7.7.x/engine/src/main/java/org/teiid/query/optimizer/relational/rules/RulePushAggregates.java 2012-03-14 15:17:58 UTC (rev 3939) +++ branches/7.7.x/engine/src/main/java/org/teiid/query/optimizer/relational/rules/RulePushAggregates.java 2012-03-14 18:56:05 UTC (rev 3940) @@ -22,19 +22,7 @@ package org.teiid.query.optimizer.relational.rules; -import java.util.ArrayList; -import java.util.Arrays; -import java.util.Collection; -import java.util.Collections; -import java.util.HashMap; -import java.util.HashSet; -import java.util.Iterator; -import java.util.LinkedHashMap; -import java.util.LinkedHashSet; -import java.util.LinkedList; -import java.util.List; -import java.util.Map; -import java.util.Set; +import java.util.*; import org.teiid.api.exception.query.QueryMetadataException; import org.teiid.api.exception.query.QueryPlannerException; @@ -69,16 +57,7 @@ import org.teiid.query.sql.lang.OrderBy; import org.teiid.query.sql.lang.Select; import org.teiid.query.sql.lang.SetQuery.Operation; -import org.teiid.query.sql.symbol.AggregateSymbol; -import org.teiid.query.sql.symbol.AliasSymbol; -import org.teiid.query.sql.symbol.Constant; -import org.teiid.query.sql.symbol.ElementSymbol; -import org.teiid.query.sql.symbol.Expression; -import org.teiid.query.sql.symbol.ExpressionSymbol; -import org.teiid.query.sql.symbol.Function; -import org.teiid.query.sql.symbol.GroupSymbol; -import org.teiid.query.sql.symbol.SearchedCaseExpression; -import org.teiid.query.sql.symbol.SingleElementSymbol; +import org.teiid.query.sql.symbol.*; import org.teiid.query.sql.symbol.AggregateSymbol.Type; import org.teiid.query.sql.util.SymbolMap; import org.teiid.query.sql.visitor.AggregateSymbolCollectorVisitor; @@ -795,12 +774,12 @@ return result; } for (T aggregateSymbol : expressions) { - if (aggs && ((AggregateSymbol)aggregateSymbol).getExpression() == null) { - return null; //count(*) is not yet handled. a general approach would be count(*) => count(r.col) * count(l.col), but the logic here assumes a simpler initial mapping + if (aggs) { + AggregateSymbol as = (AggregateSymbol)aggregateSymbol; + if ((!as.canStage() && as.isCardinalityDependent()) || (as.getAggregateFunction() == Type.COUNT && as.getExpression() == null)) { + return null; //count(*) is not yet handled. a general approach would be count(*) => count(r.col) * count(l.col), but the logic here assumes a simpler initial mapping + } } - if (aggs && !((AggregateSymbol)aggregateSymbol).canStage()) { - continue; - } Set<GroupSymbol> groups = GroupsUsedByElementsVisitor.getGroups(aggregateSymbol); if (groups.isEmpty()) { continue; Modified: branches/7.7.x/engine/src/test/java/org/teiid/query/optimizer/TestAggregatePushdown.java =================================================================== --- branches/7.7.x/engine/src/test/java/org/teiid/query/optimizer/TestAggregatePushdown.java 2012-03-14 15:17:58 UTC (rev 3939) +++ branches/7.7.x/engine/src/test/java/org/teiid/query/optimizer/TestAggregatePushdown.java 2012-03-14 18:56:05 UTC (rev 3940) @@ -620,6 +620,32 @@ }); } + @Test public void testCountXMLAgg() { + FakeCapabilitiesFinder capFinder = new FakeCapabilitiesFinder(); + BasicSourceCapabilities caps = getAggregateCapabilities(); + capFinder.addCapabilities("pm1", caps); //$NON-NLS-1$ + capFinder.addCapabilities("pm2", caps); //$NON-NLS-1$ + + ProcessorPlan plan = TestOptimizer.helpPlan("select count(X.e1), xmlagg(xmlelement(name e1, x.e1) order by x.e2) FROM pm1.g1 as X, pm2.g2 as Y group by X.e2", RealMetadataFactory.example1Cached(), null, capFinder, //$NON-NLS-1$ + new String[]{"SELECT 1 FROM pm2.g2 AS g_0", "SELECT g_0.e2, g_0.e1 FROM pm1.g1 AS g_0"}, true); //$NON-NLS-1$ + TestOptimizer.checkNodeTypes(plan, new int[] { + 2, // Access + 0, // DependentAccess + 0, // DependentSelect + 0, // DependentProject + 0, // DupRemove + 1, // Grouping + 1, // NestedLoopJoinStrategy + 0, // MergeJoinStrategy + 0, // Null + 0, // PlanExecution + 1, // Project + 0, // Select + 0, // Sort + 0 // UnionAll + }); + } + @Test public void testBusObjQuestion1() { FakeCapabilitiesFinder capFinder = new FakeCapabilitiesFinder(); BasicSourceCapabilities caps = getTypicalCapabilities();