[jira] [Updated] (DRILL-4163) Support schema changes for MergeJoin operator.
[ https://issues.apache.org/jira/browse/DRILL-4163?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Suresh Ollala updated DRILL-4163: - Reviewer: Khurram Faraaz (was: Victoria Markman) > Support schema changes for MergeJoin operator. > -- > > Key: DRILL-4163 > URL: https://issues.apache.org/jira/browse/DRILL-4163 > Project: Apache Drill > Issue Type: Improvement >Reporter: amit hadke >Assignee: Jason Altekruse > Fix For: 1.5.0 > > > Since external sort operator supports schema changes, allow use of union > types in merge join to support for schema changes. > For now, we assume that merge join always works on record batches from sort > operator. Thus merging schemas and promoting to union vectors is already > taken care by sort operator. > Test Cases: > 1) Only one side changes schema (join on union type and primitive type) > 2) Both sids change schema on all columns. > 3) Join between numeric types and string types. > 4) Missing columns - each batch has different columns. -- This message was sent by Atlassian JIRA (v6.3.4#6332)
[jira] [Updated] (DRILL-4163) Support schema changes for MergeJoin operator.
[ https://issues.apache.org/jira/browse/DRILL-4163?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Suresh Ollala updated DRILL-4163: - Reviewer: Victoria Markman > Support schema changes for MergeJoin operator. > -- > > Key: DRILL-4163 > URL: https://issues.apache.org/jira/browse/DRILL-4163 > Project: Apache Drill > Issue Type: Improvement >Reporter: amit hadke >Assignee: Jason Altekruse > Fix For: 1.5.0 > > > Since external sort operator supports schema changes, allow use of union > types in merge join to support for schema changes. > For now, we assume that merge join always works on record batches from sort > operator. Thus merging schemas and promoting to union vectors is already > taken care by sort operator. > Test Cases: > 1) Only one side changes schema (join on union type and primitive type) > 2) Both sids change schema on all columns. > 3) Join between numeric types and string types. > 4) Missing columns - each batch has different columns. -- This message was sent by Atlassian JIRA (v6.3.4#6332)
[jira] [Updated] (DRILL-4163) Support schema changes for MergeJoin Operator.
[ https://issues.apache.org/jira/browse/DRILL-4163?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] amit hadke updated DRILL-4163: -- Summary: Support schema changes for MergeJoin Operator. (was: Support schema changes for Merge Join Operator.) > Support schema changes for MergeJoin Operator. > -- > > Key: DRILL-4163 > URL: https://issues.apache.org/jira/browse/DRILL-4163 > Project: Apache Drill > Issue Type: Improvement >Reporter: amit hadke >Assignee: amit hadke > > Since External sort supports schema changes enable use of union types in > merge join to allow support for schema changes. > For now, we assume that merge join always works on record batches from sort > operator. Thus merging schemas and promoting to union vectors is already > taken care by sort operator. > Test Cases: > 1) Only one side changes schema (join on union type and primitive type) > 2) Both sids change schema on all columns. > 3) Join between numeric types and string types. > 4) Missing columns - each batch has different columns. -- This message was sent by Atlassian JIRA (v6.3.4#6332)
[jira] [Updated] (DRILL-4163) Support schema changes for MergeJoin Operator.
[ https://issues.apache.org/jira/browse/DRILL-4163?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] amit hadke updated DRILL-4163: -- Description: Since external sort operator supports schema changes, allow use of union types in merge join to support for schema changes. For now, we assume that merge join always works on record batches from sort operator. Thus merging schemas and promoting to union vectors is already taken care by sort operator. Test Cases: 1) Only one side changes schema (join on union type and primitive type) 2) Both sids change schema on all columns. 3) Join between numeric types and string types. 4) Missing columns - each batch has different columns. was: Since External sort supports schema changes enable use of union types in merge join to allow support for schema changes. For now, we assume that merge join always works on record batches from sort operator. Thus merging schemas and promoting to union vectors is already taken care by sort operator. Test Cases: 1) Only one side changes schema (join on union type and primitive type) 2) Both sids change schema on all columns. 3) Join between numeric types and string types. 4) Missing columns - each batch has different columns. > Support schema changes for MergeJoin Operator. > -- > > Key: DRILL-4163 > URL: https://issues.apache.org/jira/browse/DRILL-4163 > Project: Apache Drill > Issue Type: Improvement >Reporter: amit hadke >Assignee: amit hadke > > Since external sort operator supports schema changes, allow use of union > types in merge join to support for schema changes. > For now, we assume that merge join always works on record batches from sort > operator. Thus merging schemas and promoting to union vectors is already > taken care by sort operator. > Test Cases: > 1) Only one side changes schema (join on union type and primitive type) > 2) Both sids change schema on all columns. > 3) Join between numeric types and string types. > 4) Missing columns - each batch has different columns. -- This message was sent by Atlassian JIRA (v6.3.4#6332)
[jira] [Updated] (DRILL-4163) Support schema changes for MergeJoin operator.
[ https://issues.apache.org/jira/browse/DRILL-4163?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] amit hadke updated DRILL-4163: -- Summary: Support schema changes for MergeJoin operator. (was: Support schema changes for MergeJoin Operator.) > Support schema changes for MergeJoin operator. > -- > > Key: DRILL-4163 > URL: https://issues.apache.org/jira/browse/DRILL-4163 > Project: Apache Drill > Issue Type: Improvement >Reporter: amit hadke >Assignee: amit hadke > > Since external sort operator supports schema changes, allow use of union > types in merge join to support for schema changes. > For now, we assume that merge join always works on record batches from sort > operator. Thus merging schemas and promoting to union vectors is already > taken care by sort operator. > Test Cases: > 1) Only one side changes schema (join on union type and primitive type) > 2) Both sids change schema on all columns. > 3) Join between numeric types and string types. > 4) Missing columns - each batch has different columns. -- This message was sent by Atlassian JIRA (v6.3.4#6332)
