[jira] [Updated] (HIVE-1694) Accelerate GROUP BY execution using indexes
[ https://issues.apache.org/jira/browse/HIVE-1694?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Jakob Homan updated HIVE-1694: -- Description: The index building patch (Hive-417) is checked into trunk, this JIRA issue tracks supporting indexes in Hive compiler execution engine for SELECT queries. This is in ref. to John's comment at https://issues.apache.org/jira/browse/HIVE-417?focusedCommentId=12884869page=com.atlassian.jira.plugin.system.issuetabpanels%3Acomment-tabpanel#action_12884869 on creating separate JIRA issue for tracking index usage in optimizer query execution. The aim of this effort is to use indexes to accelerate query execution (for certain class of queries). E.g. - Filters and range scans (already being worked on by He Yongqiang as part of HIVE-417?) - Joins (index based joins) - Group By, Order By and other misc cases The proposal is multi-step: 1. Building index based operators, compiler and execution engine changes 2. Optimizer enhancements (e.g. cost-based optimizer to compare and choose between index scans, full table scans etc.) This JIRA initially focuses on the first step. This JIRA is expected to hold the information about index based plans operator implementations for above mentioned cases. was: The index building patch (Hive-417) is checked into trunk, this JIRA issue tracks supporting indexes in Hive compiler execution engine for SELECT queries. This is in ref. to John's comment at https://issues.apache.org/jira/browse/HIVE-417?focusedCommentId=12884869page=com.atlassian.jira.plugin.system.issuetabpanels%3Acomment-tabpanel#action_12884869 on creating separate JIRA issue for tracking index usage in optimizer query execution. The aim of this effort is to use indexes to accelerate query execution (for certain class of queries). E.g. - Filters and range scans (already being worked on by He Yongqiang as part of HIVE-417?) - Joins (index based joins) - Group By, Order By and other misc cases The proposal is multi-step: 1. Building index based operators, compiler and execution engine changes 2. Optimizer enhancements (e.g. cost-based optimizer to compare and choose between index scans, full table scans etc.) This JIRA initially focuses on the first step. This JIRA is expected to hold the information about index based plans operator implementations for above mentioned cases. Accelerate GROUP BY execution using indexes --- Key: HIVE-1694 URL: https://issues.apache.org/jira/browse/HIVE-1694 Project: Hive Issue Type: New Feature Components: Indexing, Query Processor Affects Versions: 0.7.0 Reporter: Nikhil Deshpande Assignee: Prajakta Kalmegh Fix For: 0.8.0 Attachments: demo_q1.hql, demo_q2.hql, HIVE-1694.1.patch.txt, HIVE-1694_2010-10-28.diff, HIVE-1694.2.patch.txt, HIVE-1694.3.patch.txt, HIVE-1694.4.patch, HIVE-1694.5.patch, HIVE-1694.6.patch, HIVE-1694.7.patch, HIVE-1694.7.patch The index building patch (Hive-417) is checked into trunk, this JIRA issue tracks supporting indexes in Hive compiler execution engine for SELECT queries. This is in ref. to John's comment at https://issues.apache.org/jira/browse/HIVE-417?focusedCommentId=12884869page=com.atlassian.jira.plugin.system.issuetabpanels%3Acomment-tabpanel#action_12884869 on creating separate JIRA issue for tracking index usage in optimizer query execution. The aim of this effort is to use indexes to accelerate query execution (for certain class of queries). E.g. - Filters and range scans (already being worked on by He Yongqiang as part of HIVE-417?) - Joins (index based joins) - Group By, Order By and other misc cases The proposal is multi-step: 1. Building index based operators, compiler and execution engine changes 2. Optimizer enhancements (e.g. cost-based optimizer to compare and choose between index scans, full table scans etc.) This JIRA initially focuses on the first step. This JIRA is expected to hold the information about index based plans operator implementations for above mentioned cases. -- This message is automatically generated by JIRA. If you think it was sent incorrectly, please contact your JIRA administrators For more information on JIRA, see: http://www.atlassian.com/software/jira
[jira] [Updated] (HIVE-1694) Accelerate GROUP BY execution using indexes
[ https://issues.apache.org/jira/browse/HIVE-1694?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Prajakta Kalmegh updated HIVE-1694: --- Attachment: HIVE-1694.8.patch Accelerate GROUP BY execution using indexes --- Key: HIVE-1694 URL: https://issues.apache.org/jira/browse/HIVE-1694 Project: Hive Issue Type: New Feature Components: Indexing, Query Processor Affects Versions: 0.7.0 Reporter: Nikhil Deshpande Assignee: Prajakta Kalmegh Fix For: 0.9.0 Attachments: HIVE-1694.1.patch.txt, HIVE-1694.2.patch.txt, HIVE-1694.3.patch.txt, HIVE-1694.4.patch, HIVE-1694.5.patch, HIVE-1694.6.patch, HIVE-1694.7.patch, HIVE-1694.7.patch, HIVE-1694.8.patch, HIVE-1694_2010-10-28.diff, demo_q1.hql, demo_q2.hql The index building patch (Hive-417) is checked into trunk, this JIRA issue tracks supporting indexes in Hive compiler execution engine for SELECT queries. This is in ref. to John's comment at https://issues.apache.org/jira/browse/HIVE-417?focusedCommentId=12884869page=com.atlassian.jira.plugin.system.issuetabpanels%3Acomment-tabpanel#action_12884869 on creating separate JIRA issue for tracking index usage in optimizer query execution. The aim of this effort is to use indexes to accelerate query execution (for certain class of queries). E.g. - Filters and range scans (already being worked on by He Yongqiang as part of HIVE-417?) - Joins (index based joins) - Group By, Order By and other misc cases The proposal is multi-step: 1. Building index based operators, compiler and execution engine changes 2. Optimizer enhancements (e.g. cost-based optimizer to compare and choose between index scans, full table scans etc.) This JIRA initially focuses on the first step. This JIRA is expected to hold the information about index based plans operator implementations for above mentioned cases. -- This message is automatically generated by JIRA. For more information on JIRA, see: http://www.atlassian.com/software/jira
[jira] [Updated] (HIVE-1694) Accelerate GROUP BY execution using indexes
[ https://issues.apache.org/jira/browse/HIVE-1694?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Prajakta Kalmegh updated HIVE-1694: --- Attachment: (was: HIVE-1694.8.patch) Accelerate GROUP BY execution using indexes --- Key: HIVE-1694 URL: https://issues.apache.org/jira/browse/HIVE-1694 Project: Hive Issue Type: New Feature Components: Indexing, Query Processor Affects Versions: 0.7.0 Reporter: Nikhil Deshpande Assignee: Prajakta Kalmegh Fix For: 0.9.0 Attachments: HIVE-1694.1.patch.txt, HIVE-1694.2.patch.txt, HIVE-1694.3.patch.txt, HIVE-1694.4.patch, HIVE-1694.5.patch, HIVE-1694.6.patch, HIVE-1694.7.patch, HIVE-1694.7.patch, HIVE-1694_2010-10-28.diff, demo_q1.hql, demo_q2.hql The index building patch (Hive-417) is checked into trunk, this JIRA issue tracks supporting indexes in Hive compiler execution engine for SELECT queries. This is in ref. to John's comment at https://issues.apache.org/jira/browse/HIVE-417?focusedCommentId=12884869page=com.atlassian.jira.plugin.system.issuetabpanels%3Acomment-tabpanel#action_12884869 on creating separate JIRA issue for tracking index usage in optimizer query execution. The aim of this effort is to use indexes to accelerate query execution (for certain class of queries). E.g. - Filters and range scans (already being worked on by He Yongqiang as part of HIVE-417?) - Joins (index based joins) - Group By, Order By and other misc cases The proposal is multi-step: 1. Building index based operators, compiler and execution engine changes 2. Optimizer enhancements (e.g. cost-based optimizer to compare and choose between index scans, full table scans etc.) This JIRA initially focuses on the first step. This JIRA is expected to hold the information about index based plans operator implementations for above mentioned cases. -- This message is automatically generated by JIRA. For more information on JIRA, see: http://www.atlassian.com/software/jira
[jira] [Updated] (HIVE-1694) Accelerate GROUP BY execution using indexes
[ https://issues.apache.org/jira/browse/HIVE-1694?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Prajakta Kalmegh updated HIVE-1694: --- Attachment: HIVE-1694.8.patch Accelerate GROUP BY execution using indexes --- Key: HIVE-1694 URL: https://issues.apache.org/jira/browse/HIVE-1694 Project: Hive Issue Type: New Feature Components: Indexing, Query Processor Affects Versions: 0.7.0 Reporter: Nikhil Deshpande Assignee: Prajakta Kalmegh Fix For: 0.9.0 Attachments: HIVE-1694.1.patch.txt, HIVE-1694.2.patch.txt, HIVE-1694.3.patch.txt, HIVE-1694.4.patch, HIVE-1694.5.patch, HIVE-1694.6.patch, HIVE-1694.7.patch, HIVE-1694.7.patch, HIVE-1694.8.patch, HIVE-1694_2010-10-28.diff, demo_q1.hql, demo_q2.hql The index building patch (Hive-417) is checked into trunk, this JIRA issue tracks supporting indexes in Hive compiler execution engine for SELECT queries. This is in ref. to John's comment at https://issues.apache.org/jira/browse/HIVE-417?focusedCommentId=12884869page=com.atlassian.jira.plugin.system.issuetabpanels%3Acomment-tabpanel#action_12884869 on creating separate JIRA issue for tracking index usage in optimizer query execution. The aim of this effort is to use indexes to accelerate query execution (for certain class of queries). E.g. - Filters and range scans (already being worked on by He Yongqiang as part of HIVE-417?) - Joins (index based joins) - Group By, Order By and other misc cases The proposal is multi-step: 1. Building index based operators, compiler and execution engine changes 2. Optimizer enhancements (e.g. cost-based optimizer to compare and choose between index scans, full table scans etc.) This JIRA initially focuses on the first step. This JIRA is expected to hold the information about index based plans operator implementations for above mentioned cases. -- This message is automatically generated by JIRA. For more information on JIRA, see: http://www.atlassian.com/software/jira
[jira] [Updated] (HIVE-1694) Accelerate GROUP BY execution using indexes
[ https://issues.apache.org/jira/browse/HIVE-1694?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Prajakta Kalmegh updated HIVE-1694: --- Attachment: (was: HIVE-1694.8.patch) Accelerate GROUP BY execution using indexes --- Key: HIVE-1694 URL: https://issues.apache.org/jira/browse/HIVE-1694 Project: Hive Issue Type: New Feature Components: Indexing, Query Processor Affects Versions: 0.7.0 Reporter: Nikhil Deshpande Assignee: Prajakta Kalmegh Fix For: 0.9.0 Attachments: HIVE-1694.1.patch.txt, HIVE-1694.2.patch.txt, HIVE-1694.3.patch.txt, HIVE-1694.4.patch, HIVE-1694.5.patch, HIVE-1694.6.patch, HIVE-1694.7.patch, HIVE-1694.7.patch, HIVE-1694_2010-10-28.diff, demo_q1.hql, demo_q2.hql The index building patch (Hive-417) is checked into trunk, this JIRA issue tracks supporting indexes in Hive compiler execution engine for SELECT queries. This is in ref. to John's comment at https://issues.apache.org/jira/browse/HIVE-417?focusedCommentId=12884869page=com.atlassian.jira.plugin.system.issuetabpanels%3Acomment-tabpanel#action_12884869 on creating separate JIRA issue for tracking index usage in optimizer query execution. The aim of this effort is to use indexes to accelerate query execution (for certain class of queries). E.g. - Filters and range scans (already being worked on by He Yongqiang as part of HIVE-417?) - Joins (index based joins) - Group By, Order By and other misc cases The proposal is multi-step: 1. Building index based operators, compiler and execution engine changes 2. Optimizer enhancements (e.g. cost-based optimizer to compare and choose between index scans, full table scans etc.) This JIRA initially focuses on the first step. This JIRA is expected to hold the information about index based plans operator implementations for above mentioned cases. -- This message is automatically generated by JIRA. For more information on JIRA, see: http://www.atlassian.com/software/jira
[jira] [Updated] (HIVE-1694) Accelerate GROUP BY execution using indexes
[ https://issues.apache.org/jira/browse/HIVE-1694?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Prajakta Kalmegh updated HIVE-1694: --- Attachment: HIVE-1694.7.patch Accelerate GROUP BY execution using indexes --- Key: HIVE-1694 URL: https://issues.apache.org/jira/browse/HIVE-1694 Project: Hive Issue Type: New Feature Components: Indexing, Query Processor Affects Versions: 0.7.0 Reporter: Nikhil Deshpande Assignee: Prajakta Kalmegh Attachments: HIVE-1694.1.patch.txt, HIVE-1694.2.patch.txt, HIVE-1694.3.patch.txt, HIVE-1694.4.patch, HIVE-1694.5.patch, HIVE-1694.6.patch, HIVE-1694.7.patch, HIVE-1694.7.patch, HIVE-1694_2010-10-28.diff, demo_q1.hql, demo_q2.hql The index building patch (Hive-417) is checked into trunk, this JIRA issue tracks supporting indexes in Hive compiler execution engine for SELECT queries. This is in ref. to John's comment at https://issues.apache.org/jira/browse/HIVE-417?focusedCommentId=12884869page=com.atlassian.jira.plugin.system.issuetabpanels%3Acomment-tabpanel#action_12884869 on creating separate JIRA issue for tracking index usage in optimizer query execution. The aim of this effort is to use indexes to accelerate query execution (for certain class of queries). E.g. - Filters and range scans (already being worked on by He Yongqiang as part of HIVE-417?) - Joins (index based joins) - Group By, Order By and other misc cases The proposal is multi-step: 1. Building index based operators, compiler and execution engine changes 2. Optimizer enhancements (e.g. cost-based optimizer to compare and choose between index scans, full table scans etc.) This JIRA initially focuses on the first step. This JIRA is expected to hold the information about index based plans operator implementations for above mentioned cases. -- This message is automatically generated by JIRA. For more information on JIRA, see: http://www.atlassian.com/software/jira
[jira] [Updated] (HIVE-1694) Accelerate GROUP BY execution using indexes
[ https://issues.apache.org/jira/browse/HIVE-1694?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] John Sichi updated HIVE-1694: - Resolution: Fixed Fix Version/s: (was: 0.8.0) 0.9.0 Hadoop Flags: [Reviewed] Status: Resolved (was: Patch Available) Committed to trunk. Thanks Prajakta! Accelerate GROUP BY execution using indexes --- Key: HIVE-1694 URL: https://issues.apache.org/jira/browse/HIVE-1694 Project: Hive Issue Type: New Feature Components: Indexing, Query Processor Affects Versions: 0.7.0 Reporter: Nikhil Deshpande Assignee: Prajakta Kalmegh Fix For: 0.9.0 Attachments: HIVE-1694.1.patch.txt, HIVE-1694.2.patch.txt, HIVE-1694.3.patch.txt, HIVE-1694.4.patch, HIVE-1694.5.patch, HIVE-1694.6.patch, HIVE-1694.7.patch, HIVE-1694.7.patch, HIVE-1694_2010-10-28.diff, demo_q1.hql, demo_q2.hql The index building patch (Hive-417) is checked into trunk, this JIRA issue tracks supporting indexes in Hive compiler execution engine for SELECT queries. This is in ref. to John's comment at https://issues.apache.org/jira/browse/HIVE-417?focusedCommentId=12884869page=com.atlassian.jira.plugin.system.issuetabpanels%3Acomment-tabpanel#action_12884869 on creating separate JIRA issue for tracking index usage in optimizer query execution. The aim of this effort is to use indexes to accelerate query execution (for certain class of queries). E.g. - Filters and range scans (already being worked on by He Yongqiang as part of HIVE-417?) - Joins (index based joins) - Group By, Order By and other misc cases The proposal is multi-step: 1. Building index based operators, compiler and execution engine changes 2. Optimizer enhancements (e.g. cost-based optimizer to compare and choose between index scans, full table scans etc.) This JIRA initially focuses on the first step. This JIRA is expected to hold the information about index based plans operator implementations for above mentioned cases. -- This message is automatically generated by JIRA. For more information on JIRA, see: http://www.atlassian.com/software/jira
[jira] [Updated] (HIVE-1694) Accelerate GROUP BY execution using indexes
[ https://issues.apache.org/jira/browse/HIVE-1694?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Prajakta Kalmegh updated HIVE-1694: --- Attachment: HIVE-1694.6.patch Accelerate GROUP BY execution using indexes --- Key: HIVE-1694 URL: https://issues.apache.org/jira/browse/HIVE-1694 Project: Hive Issue Type: New Feature Components: Indexing, Query Processor Affects Versions: 0.7.0 Reporter: Nikhil Deshpande Assignee: Prajakta Kalmegh Attachments: HIVE-1694.1.patch.txt, HIVE-1694.2.patch.txt, HIVE-1694.3.patch.txt, HIVE-1694.4.patch, HIVE-1694.5.patch, HIVE-1694.6.patch, HIVE-1694_2010-10-28.diff, demo_q1.hql, demo_q2.hql The index building patch (Hive-417) is checked into trunk, this JIRA issue tracks supporting indexes in Hive compiler execution engine for SELECT queries. This is in ref. to John's comment at https://issues.apache.org/jira/browse/HIVE-417?focusedCommentId=12884869page=com.atlassian.jira.plugin.system.issuetabpanels%3Acomment-tabpanel#action_12884869 on creating separate JIRA issue for tracking index usage in optimizer query execution. The aim of this effort is to use indexes to accelerate query execution (for certain class of queries). E.g. - Filters and range scans (already being worked on by He Yongqiang as part of HIVE-417?) - Joins (index based joins) - Group By, Order By and other misc cases The proposal is multi-step: 1. Building index based operators, compiler and execution engine changes 2. Optimizer enhancements (e.g. cost-based optimizer to compare and choose between index scans, full table scans etc.) This JIRA initially focuses on the first step. This JIRA is expected to hold the information about index based plans operator implementations for above mentioned cases. -- This message is automatically generated by JIRA. For more information on JIRA, see: http://www.atlassian.com/software/jira
[jira] [Updated] (HIVE-1694) Accelerate GROUP BY execution using indexes
[ https://issues.apache.org/jira/browse/HIVE-1694?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Prajakta Kalmegh updated HIVE-1694: --- Attachment: HIVE-1694.4.patch Review Changes done after last review. Added new functionality (See post for more details) Accelerate GROUP BY execution using indexes --- Key: HIVE-1694 URL: https://issues.apache.org/jira/browse/HIVE-1694 Project: Hive Issue Type: New Feature Components: Indexing, Query Processor Affects Versions: 0.7.0 Reporter: Nikhil Deshpande Assignee: Prajakta Kalmegh Attachments: HIVE-1694.1.patch.txt, HIVE-1694.2.patch.txt, HIVE-1694.3.patch.txt, HIVE-1694.4.patch, HIVE-1694_2010-10-28.diff, demo_q1.hql, demo_q2.hql The index building patch (Hive-417) is checked into trunk, this JIRA issue tracks supporting indexes in Hive compiler execution engine for SELECT queries. This is in ref. to John's comment at https://issues.apache.org/jira/browse/HIVE-417?focusedCommentId=12884869page=com.atlassian.jira.plugin.system.issuetabpanels%3Acomment-tabpanel#action_12884869 on creating separate JIRA issue for tracking index usage in optimizer query execution. The aim of this effort is to use indexes to accelerate query execution (for certain class of queries). E.g. - Filters and range scans (already being worked on by He Yongqiang as part of HIVE-417?) - Joins (index based joins) - Group By, Order By and other misc cases The proposal is multi-step: 1. Building index based operators, compiler and execution engine changes 2. Optimizer enhancements (e.g. cost-based optimizer to compare and choose between index scans, full table scans etc.) This JIRA initially focuses on the first step. This JIRA is expected to hold the information about index based plans operator implementations for above mentioned cases. -- This message is automatically generated by JIRA. For more information on JIRA, see: http://www.atlassian.com/software/jira
[jira] Updated: (HIVE-1694) Accelerate GROUP BY execution using indexes
[ https://issues.apache.org/jira/browse/HIVE-1694?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Prajakta Kalmegh updated HIVE-1694: --- Attachment: HIVE-1694.3.patch.txt Patch with new index type support and optimizer code that uses the new index type. Accelerate GROUP BY execution using indexes --- Key: HIVE-1694 URL: https://issues.apache.org/jira/browse/HIVE-1694 Project: Hive Issue Type: New Feature Components: Indexing, Query Processor Affects Versions: 0.7.0 Reporter: Nikhil Deshpande Assignee: Prajakta Kalmegh Attachments: HIVE-1694.1.patch.txt, HIVE-1694.2.patch.txt, HIVE-1694.3.patch.txt, HIVE-1694_2010-10-28.diff, demo_q1.hql, demo_q2.hql The index building patch (Hive-417) is checked into trunk, this JIRA issue tracks supporting indexes in Hive compiler execution engine for SELECT queries. This is in ref. to John's comment at https://issues.apache.org/jira/browse/HIVE-417?focusedCommentId=12884869page=com.atlassian.jira.plugin.system.issuetabpanels%3Acomment-tabpanel#action_12884869 on creating separate JIRA issue for tracking index usage in optimizer query execution. The aim of this effort is to use indexes to accelerate query execution (for certain class of queries). E.g. - Filters and range scans (already being worked on by He Yongqiang as part of HIVE-417?) - Joins (index based joins) - Group By, Order By and other misc cases The proposal is multi-step: 1. Building index based operators, compiler and execution engine changes 2. Optimizer enhancements (e.g. cost-based optimizer to compare and choose between index scans, full table scans etc.) This JIRA initially focuses on the first step. This JIRA is expected to hold the information about index based plans operator implementations for above mentioned cases. -- This message is automatically generated by JIRA. For more information on JIRA, see: http://www.atlassian.com/software/jira
[jira] Updated: (HIVE-1694) Accelerate GROUP BY execution using indexes
[ https://issues.apache.org/jira/browse/HIVE-1694?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Prajakta Kalmegh updated HIVE-1694: --- Attachment: HIVE-1694.2.patch.txt Patch version 2 - includes changes for review comments from John. Accelerate GROUP BY execution using indexes --- Key: HIVE-1694 URL: https://issues.apache.org/jira/browse/HIVE-1694 Project: Hive Issue Type: New Feature Components: Indexing, Query Processor Affects Versions: 0.7.0 Reporter: Nikhil Deshpande Assignee: Prajakta Kalmegh Attachments: HIVE-1694.1.patch.txt, HIVE-1694.2.patch.txt, HIVE-1694_2010-10-28.diff, demo_q1.hql, demo_q2.hql The index building patch (Hive-417) is checked into trunk, this JIRA issue tracks supporting indexes in Hive compiler execution engine for SELECT queries. This is in ref. to John's comment at https://issues.apache.org/jira/browse/HIVE-417?focusedCommentId=12884869page=com.atlassian.jira.plugin.system.issuetabpanels%3Acomment-tabpanel#action_12884869 on creating separate JIRA issue for tracking index usage in optimizer query execution. The aim of this effort is to use indexes to accelerate query execution (for certain class of queries). E.g. - Filters and range scans (already being worked on by He Yongqiang as part of HIVE-417?) - Joins (index based joins) - Group By, Order By and other misc cases The proposal is multi-step: 1. Building index based operators, compiler and execution engine changes 2. Optimizer enhancements (e.g. cost-based optimizer to compare and choose between index scans, full table scans etc.) This JIRA initially focuses on the first step. This JIRA is expected to hold the information about index based plans operator implementations for above mentioned cases. -- This message is automatically generated by JIRA. - For more information on JIRA, see: http://www.atlassian.com/software/jira
[jira] Updated: (HIVE-1694) Accelerate GROUP BY execution using indexes
[ https://issues.apache.org/jira/browse/HIVE-1694?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Prajakta Kalmegh updated HIVE-1694: --- Attachment: (was: HIVE-1694.2.patch.txt) Accelerate GROUP BY execution using indexes --- Key: HIVE-1694 URL: https://issues.apache.org/jira/browse/HIVE-1694 Project: Hive Issue Type: New Feature Components: Indexing, Query Processor Affects Versions: 0.7.0 Reporter: Nikhil Deshpande Assignee: Prajakta Kalmegh Attachments: HIVE-1694.1.patch.txt, HIVE-1694_2010-10-28.diff, demo_q1.hql, demo_q2.hql The index building patch (Hive-417) is checked into trunk, this JIRA issue tracks supporting indexes in Hive compiler execution engine for SELECT queries. This is in ref. to John's comment at https://issues.apache.org/jira/browse/HIVE-417?focusedCommentId=12884869page=com.atlassian.jira.plugin.system.issuetabpanels%3Acomment-tabpanel#action_12884869 on creating separate JIRA issue for tracking index usage in optimizer query execution. The aim of this effort is to use indexes to accelerate query execution (for certain class of queries). E.g. - Filters and range scans (already being worked on by He Yongqiang as part of HIVE-417?) - Joins (index based joins) - Group By, Order By and other misc cases The proposal is multi-step: 1. Building index based operators, compiler and execution engine changes 2. Optimizer enhancements (e.g. cost-based optimizer to compare and choose between index scans, full table scans etc.) This JIRA initially focuses on the first step. This JIRA is expected to hold the information about index based plans operator implementations for above mentioned cases. -- This message is automatically generated by JIRA. - For more information on JIRA, see: http://www.atlassian.com/software/jira
[jira] Updated: (HIVE-1694) Accelerate GROUP BY execution using indexes
[ https://issues.apache.org/jira/browse/HIVE-1694?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Prajakta Kalmegh updated HIVE-1694: --- Attachment: HIVE-1694.2.patch.txt Patch version 2 - includes changes for review comments from John. Re-attaching the appropriate file. Accelerate GROUP BY execution using indexes --- Key: HIVE-1694 URL: https://issues.apache.org/jira/browse/HIVE-1694 Project: Hive Issue Type: New Feature Components: Indexing, Query Processor Affects Versions: 0.7.0 Reporter: Nikhil Deshpande Assignee: Prajakta Kalmegh Attachments: HIVE-1694.1.patch.txt, HIVE-1694.2.patch.txt, HIVE-1694_2010-10-28.diff, demo_q1.hql, demo_q2.hql The index building patch (Hive-417) is checked into trunk, this JIRA issue tracks supporting indexes in Hive compiler execution engine for SELECT queries. This is in ref. to John's comment at https://issues.apache.org/jira/browse/HIVE-417?focusedCommentId=12884869page=com.atlassian.jira.plugin.system.issuetabpanels%3Acomment-tabpanel#action_12884869 on creating separate JIRA issue for tracking index usage in optimizer query execution. The aim of this effort is to use indexes to accelerate query execution (for certain class of queries). E.g. - Filters and range scans (already being worked on by He Yongqiang as part of HIVE-417?) - Joins (index based joins) - Group By, Order By and other misc cases The proposal is multi-step: 1. Building index based operators, compiler and execution engine changes 2. Optimizer enhancements (e.g. cost-based optimizer to compare and choose between index scans, full table scans etc.) This JIRA initially focuses on the first step. This JIRA is expected to hold the information about index based plans operator implementations for above mentioned cases. -- This message is automatically generated by JIRA. - For more information on JIRA, see: http://www.atlassian.com/software/jira
[jira] Updated: (HIVE-1694) Accelerate GROUP BY execution using indexes
[ https://issues.apache.org/jira/browse/HIVE-1694?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] John Sichi updated HIVE-1694: - Description: The index building patch (Hive-417) is checked into trunk, this JIRA issue tracks supporting indexes in Hive compiler execution engine for SELECT queries. This is in ref. to John's comment at https://issues.apache.org/jira/browse/HIVE-417?focusedCommentId=12884869page=com.atlassian.jira.plugin.system.issuetabpanels%3Acomment-tabpanel#action_12884869 on creating separate JIRA issue for tracking index usage in optimizer query execution. The aim of this effort is to use indexes to accelerate query execution (for certain class of queries). E.g. - Filters and range scans (already being worked on by He Yongqiang as part of HIVE-417?) - Joins (index based joins) - Group By, Order By and other misc cases The proposal is multi-step: 1. Building index based operators, compiler and execution engine changes 2. Optimizer enhancements (e.g. cost-based optimizer to compare and choose between index scans, full table scans etc.) This JIRA initially focuses on the first step. This JIRA is expected to hold the information about index based plans operator implementations for above mentioned cases. was: The index building patch (Hive-417) is checked into trunk, this JIRA issue tracks supporting indexes in Hive compiler execution engine for SELECT queries. This is in ref. to John's comment at https://issues.apache.org/jira/browse/HIVE-417?focusedCommentId=12884869page=com.atlassian.jira.plugin.system.issuetabpanels%3Acomment-tabpanel#action_12884869 on creating separate JIRA issue for tracking index usage in optimizer query execution. The aim of this effort is to use indexes to accelerate query execution (for certain class of queries). E.g. - Filters and range scans (already being worked on by He Yongqiang as part of HIVE-417?) - Joins (index based joins) - Group By, Order By and other misc cases The proposal is multi-step: 1. Building index based operators, compiler and execution engine changes 2. Optimizer enhancements (e.g. cost-based optimizer to compare and choose between index scans, full table scans etc.) This JIRA initially focuses on the first step. This JIRA is expected to hold the information about index based plans operator implementations for above mentioned cases. Summary: Accelerate GROUP BY execution using indexes (was: Accelerate query execution using indexes) Accelerate GROUP BY execution using indexes --- Key: HIVE-1694 URL: https://issues.apache.org/jira/browse/HIVE-1694 Project: Hive Issue Type: New Feature Components: Indexing, Query Processor Affects Versions: 0.7.0 Reporter: Nikhil Deshpande Assignee: Nikhil Deshpande Attachments: HIVE-1694.1.patch.txt, HIVE-1694_2010-10-28.diff, demo_q1.hql, demo_q2.hql The index building patch (Hive-417) is checked into trunk, this JIRA issue tracks supporting indexes in Hive compiler execution engine for SELECT queries. This is in ref. to John's comment at https://issues.apache.org/jira/browse/HIVE-417?focusedCommentId=12884869page=com.atlassian.jira.plugin.system.issuetabpanels%3Acomment-tabpanel#action_12884869 on creating separate JIRA issue for tracking index usage in optimizer query execution. The aim of this effort is to use indexes to accelerate query execution (for certain class of queries). E.g. - Filters and range scans (already being worked on by He Yongqiang as part of HIVE-417?) - Joins (index based joins) - Group By, Order By and other misc cases The proposal is multi-step: 1. Building index based operators, compiler and execution engine changes 2. Optimizer enhancements (e.g. cost-based optimizer to compare and choose between index scans, full table scans etc.) This JIRA initially focuses on the first step. This JIRA is expected to hold the information about index based plans operator implementations for above mentioned cases. -- This message is automatically generated by JIRA. - For more information on JIRA, see: http://www.atlassian.com/software/jira
