Package org.apache.pig.newplan.logical.optimizer

Examples of org.apache.pig.newplan.logical.optimizer.SchemaResetter

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        DanglingNestedNodeRemover.visit();

        UidResetter uidResetter = new UidResetter( lp );
        uidResetter.visit();

        SchemaResetter schemaResetter =
                new SchemaResetter( lp, true /*disable duplicate uid check*/ );
        schemaResetter.visit();

        StoreAliasSetter storeAliasSetter = new StoreAliasSetter( lp );
        storeAliasSetter.visit();

        // run optimizer
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        op.setFilterPlan( expr );
        alias = buildOp( loc, op, alias, inputAlias, null ); // it should actually return same alias
        try {
            (new ProjStarInUdfExpander(op.getPlan())).visit(op);
            new SchemaResetter(op.getPlan(), true).visit(op);
        } catch (FrontendException e) {
            throw new ParserValidationException( intStream, loc, e );
        }
        return alias;
    }
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        sort.setAscendingCols( ascFlags );
        alias = buildOp( loc, sort, alias, inputAlias, null );
        try {
            (new ProjectStarExpander(sort.getPlan())).visit(sort);
            (new ProjStarInUdfExpander(sort.getPlan())).visit(sort);
            new SchemaResetter(sort.getPlan(), true).visit(sort);
        } catch (FrontendException e ) {
            throw new ParserValidationException( intStream, loc, e );
        }
        return alias;
    }
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        buildOp( loc, rank, alias, inputAlias, null );
        try {
            (new ProjectStarExpander(rank.getPlan())).visit(rank);
            (new ProjStarInUdfExpander(rank.getPlan())).visit(rank);
            new SchemaResetter(rank.getPlan(), true).visit(rank);
        } catch (FrontendException e ) {
            throw new ParserValidationException( intStream, loc, e );
        }

        return alias;
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        op.setJoinPlans( joinPlans );
        alias = buildOp( loc, op, alias, inputAliases, partitioner );
        try {
            (new ProjectStarExpander(op.getPlan())).visit(op);
            (new ProjStarInUdfExpander(op.getPlan())).visit(op);
            new SchemaResetter(op.getPlan(), true).visit(op);
        } catch (FrontendException e ) {
            throw new ParserValidationException( intStream, loc, e );
        }
        return alias;
    }
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        op.setOperations(operations);
        buildOp(loc, op, alias, inputAlias, null);
        try {
            (new ProjectStarExpander(op.getPlan())).visit(op);
            (new ProjStarInUdfExpander(op.getPlan())).visit(op);
            new SchemaResetter(op.getPlan(), true).visit(op);
        } catch (FrontendException e ) {
            throw new ParserValidationException( intStream, loc, e );
        }
        try {
            alias = convertCubeToFGPlan(loc, op, inputAlias, operations, expressionPlans);
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        op.setInnerFlags( flags );
        alias = buildOp( loc, op, alias, inputAliases, partitioner );
        try {
            (new ProjectStarExpander(op.getPlan())).visit(op);
            (new ProjStarInUdfExpander(op.getPlan())).visit(op);
            new SchemaResetter(op.getPlan(), true).visit(op);
        } catch (FrontendException e ) {
            throw new ParserValidationException( intStream, loc, e );
        }

        return alias;
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        op.setInnerPlan( innerPlan );
        alias = buildOp( loc, op, alias, inputAlias, null );
        try {
            (new ProjectStarExpander(op.getPlan())).visit(op);
            (new ProjStarInUdfExpander(op.getPlan())).visit(op);
            new SchemaResetter(op.getPlan(), true).visit(op);
        } catch (FrontendException e ) {
            throw new ParserValidationException( intStream, loc, e );
        }
        return alias;
    }
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        // Now make sure the plan is consistent
        UidResetter uidResetter = new UidResetter(this);
        uidResetter.visit();

        SchemaResetter schemaResetter = new SchemaResetter(this,
                true /* skip duplicate uid check*/);
        schemaResetter.visit();
    }
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        // Since we adjust the uid layout, clear all cached uids
        UidResetter uidResetter = new UidResetter(plan);
        uidResetter.visit();

        // Manually regenerate schema
        SchemaResetter schemaResetter = new SchemaResetter(plan, true);
        schemaResetter.visit();
    }
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Related Classes of org.apache.pig.newplan.logical.optimizer.SchemaResetter

  • org.apache.pig.backend.hadoop.executionengine.HExecutionEngine
  • org.apache.pig.newplan.DependencyOrderWalker
  • org.apache.pig.newplan.logical.relational.LogicalPlan
  • org.apache.pig.newplan.logical.rules.DuplicateForEachColumnRewrite$DuplicateForEachColumnRewriteTransformer
  • org.apache.pig.newplan.logical.rules.ImplicitSplitInserter$ImplicitSplitInserterTransformer
  • org.apache.pig.newplan.logical.visitor.DuplicateForEachColumnRewriteVisitor
  • org.apache.pig.newplan.logical.visitor.ImplicitSplitInsertVisitor
  • org.apache.pig.newplan.OperatorPlan
  • org.apache.pig.newplan.PlanWalker
  • org.apache.pig.parser.LogicalPlanBuilder
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