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Thu, 3 Dec 2015 13:36:11 +0000 (UTC) Date: Thu, 3 Dec 2015 13:36:11 +0000 (UTC) From: "Maryann Xue (JIRA)" To: dev@phoenix.incubator.apache.org Message-ID: In-Reply-To: References: Subject: [jira] [Updated] (PHOENIX-2480) SQL Query with multiple projection selections over multiple tables having LEFT OUTER JOINS returns completely null for random columns even when data is present MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 7bit X-JIRA-FingerPrint: 30527f35849b9dde25b450d4833f0394 [ https://issues.apache.org/jira/browse/PHOENIX-2480?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Maryann Xue updated PHOENIX-2480: --------------------------------- Fix Version/s: 4.7.0 > SQL Query with multiple projection selections over multiple tables having LEFT OUTER JOINS returns completely null for random columns even when data is present > --------------------------------------------------------------------------------------------------------------------------------------------------------------- > > Key: PHOENIX-2480 > URL: https://issues.apache.org/jira/browse/PHOENIX-2480 > Project: Phoenix > Issue Type: Bug > Affects Versions: 4.4.0 > Environment: Linux CentOS release 6.6/ Hadoop 2.2.0 / Hbase 0.98 / JDK 1.7.0_55 / Apache Phoenix 4.4.0 > Reporter: Vivek K T > Assignee: Maryann Xue > Priority: Minor > Fix For: 4.7.0 > > Attachments: PHOENIX-2480.patch > > > Please do the following to reproduce the issue. > *********************************************************************************** > Create following test tables : > *********************************************************************************** > CREATE TABLE master_businessunit ( > code varchar(255) PRIMARY KEY, > name varchar(255) > ); > CREATE TABLE master_company ( > code varchar(255) PRIMARY KEY, > name varchar(255) > ); > CREATE TABLE master_costcenter ( > code varchar(255) PRIMARY KEY, > name varchar(255) > ); > CREATE TABLE master_location ( > code varchar(255) PRIMARY KEY, > name varchar(255) > ); > CREATE TABLE master_product ( > id int(11) PRIMARY KEY, > product_name varchar(255) > ); > CREATE TABLE master_purchaseorder ( > purchaseOrderNumber varchar(255), > companyCode varchar(255) , > businessUnitCode varchar(255), > locationCode varchar(255) , > purchaseOrderId varchar(255) PRIMARY KEY, > releasedOn date , > name varchar(255) > ); > CREATE TABLE trans_purchaseorderitem ( > purchaseOrderItemId varchar(255) PRIMARY KEY, > purchaseOrderId varchar(255), > lineNo varchar(255), > name varchar(255) > ); > CREATE TABLE trans_purchaseorderitem_costing ( > purchaseorderItem_costing_id varchar(255) primary key, > purchaseorderItemId varchar(255) , > purchaseorderId varchar(255) , > costcenterCode varchar(255) > ); > ************************************************************************************* > Upsert following test values : > ************************************************************************************** > upsert into master_businessunit(code,name) values ('1','BU1'); > upsert into master_businessunit(code,name) values ('2','BU2'); > upsert into master_company(code,name) values ('1','Company1'); > upsert into master_company(code,name) values ('2','Company2'); > upsert into master_costcenter(code,name) values ('1','CC1'); > upsert into master_costcenter(code,name) values ('2','CC2'); > upsert into master_location(code,name) values ('1','Location1'); > upsert into master_location(code,name) values ('2','Location2'); > upsert into master_product(id,product_name) values (1,'ProductName1'); > upsert into master_product(id,product_name) values (2,'Product2'); > upsert into master_purchaseorder(purchaseOrderNumber,companyCode,businessUnitCode,locationCode,purchaseOrderId,releasedOn,name) values ('1','1','1','1','1','2015-12-01','1'); > upsert into master_purchaseorder(purchaseOrderNumber,companyCode,businessUnitCode,locationCode,purchaseOrderId,releasedOn,name) values ('2','2','2','2','2','2015-12-02','2'); > upsert into trans_purchaseorderitem(purchaseOrderItemId,purchaseOrderId,lineNo,name) values ('1','1','1','1'); > upsert into trans_purchaseorderitem(purchaseOrderItemId,purchaseOrderId,lineNo,name) values ('2','2','2','2'); > upsert into trans_purchaseorderitem_costing(purchaseorderItem_costing_id,purchaseorderItemId,purchaseorderId,costcenterCode) values ('1','1','1','1'); > upsert into trans_purchaseorderitem_costing(purchaseorderItem_costing_id,purchaseorderItemId,purchaseorderId,costcenterCode) values ('2','2','2','2'); > ******************************************************************************************** > Now execute the following query : > SELECT > DISTINCT > COALESCE( a1.name, 'N.A.'), > COALESCE( a2.name, 'N.A.'), > COALESCE( a3.name, 'N.A.'), > COALESCE( a4.purchaseOrderNumber, 'N.A.'), > COALESCE( a1.name, 'N.A.'), > COALESCE( a4.name, 'N.A.'), > COALESCE( a5.lineNo, 'N.A.'), > COALESCE( a5.name, 'N.A.'), > COALESCE( a7.name,'N.A.') > FROM > ( > master_purchaseorder a4 LEFT OUTER > JOIN master_company a1 ON a4.companyCode = a1.code LEFT OUTER > JOIN master_businessunit a2 ON a4.businessUnitCode = a2.code LEFT OUTER > JOIN master_location a3 ON a4.locationCode = a3.code LEFT OUTER > JOIN trans_purchaseorderitem a5 ON a5.purchaseOrderId = a4.purchaseOrderId LEFT OUTER > JOIN trans_purchaseorderitem_costing a6 ON a6.purchaseOrderItemId = a5.purchaseOrderItemId > AND a6.purchaseOrderId = a5.purchaseOrderId LEFT OUTER > JOIN master_costcenter a7 ON a6.costCenterCode = a7.code > ) > ************************************************************************************ > The first three columns are displays 'N.A' in all the rows even though data is present. > surprisingly they return the actual values when the last three projections are commented out in the select clause. > For e.g. the following query (same as above, just reduced number of projections) returns proper data > SELECT > DISTINCT > COALESCE( a1.name, 'N.A.'), > COALESCE( a2.name, 'N.A.'), > COALESCE( a3.name, 'N.A.'), > COALESCE( a4.purchaseOrderNumber, 'N.A.'), > COALESCE( a1.name, 'N.A.'), > COALESCE( a4.name, 'N.A.') > FROM > ( > master_purchaseorder a4 LEFT OUTER > JOIN master_company a1 ON a4.companyCode = a1.code LEFT OUTER > JOIN master_businessunit a2 ON a4.businessUnitCode = a2.code LEFT OUTER > JOIN master_location a3 ON a4.locationCode = a3.code LEFT OUTER > JOIN trans_purchaseorderitem a5 ON a5.purchaseOrderId = a4.purchaseOrderId LEFT OUTER > JOIN trans_purchaseorderitem_costing a6 ON a6.purchaseOrderItemId = a5.purchaseOrderItemId > AND a6.purchaseOrderId = a5.purchaseOrderId LEFT OUTER > JOIN master_costcenter a7 ON a6.costCenterCode = a7.code > ) -- This message was sent by Atlassian JIRA (v6.3.4#6332)