Re: [jira] Updated: (PIG-993) [zebra] Abitlity to drop a column group in a table
- Original Message - From: Yan Zhou (JIRA) j...@apache.org To: pig-dev@hadoop.apache.org pig-dev@hadoop.apache.org Sent: Fri Oct 02 18:16:23 2009 Subject: [jira] Updated: (PIG-993) [zebra] Abitlity to drop a column group in a table [ https://issues.apache.org/jira/browse/PIG-993?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Yan Zhou updated PIG-993: - Attachment: zebra-drop-cg.patch This patych should be applied after the patch for Jira992 is applied. [zebra] Abitlity to drop a column group in a table -- Key: PIG-993 URL: https://issues.apache.org/jira/browse/PIG-993 Project: Pig Issue Type: Bug Reporter: Raghu Angadi Assignee: Raghu Angadi Fix For: 0.5.0 Attachments: DropColumnGroupExample.java, zebra-drop-cg.patch, zebra-drop-cg.patch A Zebra table is stored as multiple sub tables each containing a set of columns called column group (CG). The user specifies how these columns are grouped while creating a table through the _storage hint_. For some of the large tables, it might be necessary for users to remove a set of columns and retain the rest. This jira provides a way for users to delete an entire column group. The following comments will have more details on API and the semantics. -- This message is automatically generated by JIRA. - You can reply to this email to add a comment to the issue online.
Re: [jira] Updated: (PIG-993) [zebra] Abitlity to drop a column group in a table
X - Original Message - From: Yan Zhou (JIRA) j...@apache.org To: pig-dev@hadoop.apache.org pig-dev@hadoop.apache.org Sent: Fri Oct 02 18:14:23 2009 Subject: [jira] Updated: (PIG-993) [zebra] Abitlity to drop a column group in a table [ https://issues.apache.org/jira/browse/PIG-993?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Yan Zhou updated PIG-993: - Attachment: (was: zebra-drop-cq.patch) [zebra] Abitlity to drop a column group in a table -- Key: PIG-993 URL: https://issues.apache.org/jira/browse/PIG-993 Project: Pig Issue Type: Bug Reporter: Raghu Angadi Assignee: Raghu Angadi Fix For: 0.5.0 Attachments: DropColumnGroupExample.java, zebra-drop-cg.patch A Zebra table is stored as multiple sub tables each containing a set of columns called column group (CG). The user specifies how these columns are grouped while creating a table through the _storage hint_. For some of the large tables, it might be necessary for users to remove a set of columns and retain the rest. This jira provides a way for users to delete an entire column group. The following comments will have more details on API and the semantics. -- This message is automatically generated by JIRA. - You can reply to this email to add a comment to the issue online.
