[jira] [Updated] (SPARK-15752) support optimization for metadata only queries
[ https://issues.apache.org/jira/browse/SPARK-15752?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Lianhui Wang updated SPARK-15752: - Description: when query only use metadata (example: partition key), it can return results based on metadata without scaning files. Hive did it in HIVE-1003. design document: https://docs.google.com/document/d/1Bmi4-PkTaBQ0HVaGjIqa3eA12toKX52QaiUyhb6WQiM/edit?usp=sharing was:when query only use metadata (example: partition key), it can return results based on metadata without scaning files. Hive did it in HIVE-1003. > support optimization for metadata only queries > -- > > Key: SPARK-15752 > URL: https://issues.apache.org/jira/browse/SPARK-15752 > Project: Spark > Issue Type: Improvement > Components: SQL >Reporter: Lianhui Wang > > when query only use metadata (example: partition key), it can return results > based on metadata without scaning files. Hive did it in HIVE-1003. > design document: > https://docs.google.com/document/d/1Bmi4-PkTaBQ0HVaGjIqa3eA12toKX52QaiUyhb6WQiM/edit?usp=sharing -- This message was sent by Atlassian JIRA (v6.3.4#6332) - To unsubscribe, e-mail: issues-unsubscr...@spark.apache.org For additional commands, e-mail: issues-h...@spark.apache.org
[jira] [Updated] (SPARK-15752) support optimization for metadata only queries
[ https://issues.apache.org/jira/browse/SPARK-15752?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Lianhui Wang updated SPARK-15752: - Description: when query only use metadata (example: partition key), it can return results based on metadata without scaning files. Hive did it in HIVE-1003. (was: when query just has use metadata (example: partition key), it can return results based on metadata without scaning files. Hive did it in HIVE-1003.) > support optimization for metadata only queries > -- > > Key: SPARK-15752 > URL: https://issues.apache.org/jira/browse/SPARK-15752 > Project: Spark > Issue Type: Improvement > Components: SQL >Reporter: Lianhui Wang > > when query only use metadata (example: partition key), it can return results > based on metadata without scaning files. Hive did it in HIVE-1003. -- This message was sent by Atlassian JIRA (v6.3.4#6332) - To unsubscribe, e-mail: issues-unsubscr...@spark.apache.org For additional commands, e-mail: issues-h...@spark.apache.org
[jira] [Updated] (SPARK-15752) support optimization for metadata only queries
[ https://issues.apache.org/jira/browse/SPARK-15752?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Lianhui Wang updated SPARK-15752: - Description: when query just has use metadata (example: partition key), it can return results based on metadata without scaning files. Hive did it in HIVE-1003. (was: when query just has use metadata, so it can not scan files. we need to support it like HIVE-1003.) > support optimization for metadata only queries > -- > > Key: SPARK-15752 > URL: https://issues.apache.org/jira/browse/SPARK-15752 > Project: Spark > Issue Type: Improvement > Components: SQL >Reporter: Lianhui Wang > > when query just has use metadata (example: partition key), it can return > results based on metadata without scaning files. Hive did it in HIVE-1003. -- This message was sent by Atlassian JIRA (v6.3.4#6332) - To unsubscribe, e-mail: issues-unsubscr...@spark.apache.org For additional commands, e-mail: issues-h...@spark.apache.org
[jira] [Updated] (SPARK-15752) support optimization for metadata only queries
[ https://issues.apache.org/jira/browse/SPARK-15752?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Lianhui Wang updated SPARK-15752: - Summary: support optimization for metadata only queries (was: support optimization for metadata only queries.) > support optimization for metadata only queries > -- > > Key: SPARK-15752 > URL: https://issues.apache.org/jira/browse/SPARK-15752 > Project: Spark > Issue Type: Improvement > Components: SQL >Reporter: Lianhui Wang > > when query just has use metadata, so it can not scan files. we need to > support it like HIVE-1003. -- This message was sent by Atlassian JIRA (v6.3.4#6332) - To unsubscribe, e-mail: issues-unsubscr...@spark.apache.org For additional commands, e-mail: issues-h...@spark.apache.org
[jira] [Updated] (SPARK-15752) support optimization for metadata only queries.
[ https://issues.apache.org/jira/browse/SPARK-15752?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Lianhui Wang updated SPARK-15752: - Issue Type: Improvement (was: Bug) > support optimization for metadata only queries. > --- > > Key: SPARK-15752 > URL: https://issues.apache.org/jira/browse/SPARK-15752 > Project: Spark > Issue Type: Improvement > Components: SQL >Reporter: Lianhui Wang > > when query just has use metadata, so it can not scan files. we need to > support it like HIVE-1003. -- This message was sent by Atlassian JIRA (v6.3.4#6332) - To unsubscribe, e-mail: issues-unsubscr...@spark.apache.org For additional commands, e-mail: issues-h...@spark.apache.org
