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

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

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            D.neverUseForRealSetSchema(cschema);
            expected.add(D);
            expected.connect(C, D);
        }

        SchemaResetter schemaResetter = new SchemaResetter(lp);
        schemaResetter.visit();

        schemaResetter = new SchemaResetter(expected);
        schemaResetter.visit();


        assertTrue( lp.isEqual(expected) );
    }
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        }
       
        UidResetter uidResetter = new UidResetter( plan );
        uidResetter.visit();
       
        SchemaResetter schemaResetter = new SchemaResetter( plan );
        schemaResetter.visit();
       
        HashSet<String> optimizerRules = null;
        try {
            optimizerRules = (HashSet<String>) ObjectSerializer
                    .deserialize(pigContext.getProperties().getProperty(
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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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    private void expandAndResetVisitor(SourceLocation loc,
      LogicalRelationalOperator lrop) throws ParserValidationException {
        try {
      (new ProjectStarExpander(lrop.getPlan())).visit();
      (new ProjStarInUdfExpander(lrop.getPlan())).visit();
      new SchemaResetter(lrop.getPlan(), true).visit();
  } catch (FrontendException e) {
      throw new ParserValidationException(intStream, loc, e);
  }
    }
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          D.neverUseForRealSetSchema(cschema);
          expected.add(D);
          expected.connect(C, D);
        }
       
        SchemaResetter schemaResetter = new SchemaResetter(lp);
        schemaResetter.visit();
       
        schemaResetter = new SchemaResetter(expected);
        schemaResetter.visit();
       
       
        assertTrue( lp.isEqual(expected) );
    }
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        DanglingNestedNodeRemover.visit();
       
        UidResetter uidResetter = new UidResetter( plan );
        uidResetter.visit();
       
        SchemaResetter schemaResetter = new SchemaResetter( plan, true /*skip duplicate uid check*/ );
        schemaResetter.visit();
       
        HashSet<String> optimizerRules = null;
        try {
            optimizerRules = (HashSet<String>) ObjectSerializer
                    .deserialize(pigContext.getProperties().getProperty(
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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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        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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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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