/** * Licensed to the Apache Software Foundation (ASF) under one * or more contributor license agreements. See the NOTICE file * distributed with this work for additional information * regarding copyright ownership. The ASF licenses this file * to you under the Apache License, Version 2.0 (the * "License"); you may not use this file except in compliance * with the License. You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ register $zebraJar; --fs -rmr $outputDir --a1 = LOAD '$inputDir/unsorted1' USING org.apache.hadoop.zebra.pig.TableLoader('int1,int2,str1,str2,byte1,byte2'); --limitedVals = LIMIT a1 10; --dump limitedVals; --store a1 into '$outputDir/mix1' using org.apache.hadoop.zebra.pig.TableStorer('[int1];[int2];[byte2];[str2,str1]'); --a2 = LOAD '$outputDir/mix1' USING org.apache.hadoop.zebra.pig.TableLoader('byte2,int2,int1,str1,str2'); --limitedVals = LIMIT a2 10; --dump limitedVals; --store a2 into '$outputDir/mix1_2' using org.apache.hadoop.zebra.pig.TableStorer('[int1];[int2];[byte2];[str2,str1]'); a3 = LOAD '$outputDir/mix1_2' USING org.apache.hadoop.zebra.pig.TableLoader('byte2,int2,int1,str1,str2'); --limitedVals = LIMIT a2 10; --dump limitedVals; store a3 into '$outputDir/mix1_1' using org.apache.hadoop.zebra.pig.TableStorer('[int1];[int2];[byte2];[str2,str1]'); --if only store once, and compare mix1 with mix1_1, table one has column number 6, table two has 5 (default column for table one) --now we should compare mix1_1 and mix1_2 . they should be idential