[jira] [Updated] (SPARK-6624) Convert filters into CNF for data sources
[ https://issues.apache.org/jira/browse/SPARK-6624?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Hyukjin Kwon updated SPARK-6624: Labels: bulk-closed (was: ) > Convert filters into CNF for data sources > - > > Key: SPARK-6624 > URL: https://issues.apache.org/jira/browse/SPARK-6624 > Project: Spark > Issue Type: Sub-task > Components: SQL >Reporter: Reynold Xin >Priority: Major > Labels: bulk-closed > > We should turn filters into conjunctive normal form (CNF) before we pass them > to data sources. Otherwise, filters are not very useful if there is a single > filter with a bunch of ORs. > Note that we already try to do some of these in BooleanSimplification, but I > think we should just formalize it to use CNF. -- This message was sent by Atlassian JIRA (v7.6.3#76005) - To unsubscribe, e-mail: issues-unsubscr...@spark.apache.org For additional commands, e-mail: issues-h...@spark.apache.org
[jira] [Updated] (SPARK-6624) Convert filters into CNF for data sources
[ https://issues.apache.org/jira/browse/SPARK-6624?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Reynold Xin updated SPARK-6624: --- Assignee: (was: Yijie Shen) > Convert filters into CNF for data sources > - > > Key: SPARK-6624 > URL: https://issues.apache.org/jira/browse/SPARK-6624 > Project: Spark > Issue Type: Sub-task > Components: SQL >Reporter: Reynold Xin > > We should turn filters into conjunctive normal form (CNF) before we pass them > to data sources. Otherwise, filters are not very useful if there is a single > filter with a bunch of ORs. > Note that we already try to do some of these in BooleanSimplification, but I > think we should just formalize it to use CNF. -- 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-6624) Convert filters into CNF for data sources
[ https://issues.apache.org/jira/browse/SPARK-6624?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Cheng Lian updated SPARK-6624: -- Assignee: Yijie Shen Convert filters into CNF for data sources - Key: SPARK-6624 URL: https://issues.apache.org/jira/browse/SPARK-6624 Project: Spark Issue Type: Sub-task Components: SQL Reporter: Reynold Xin Assignee: Yijie Shen We should turn filters into conjunctive normal form (CNF) before we pass them to data sources. Otherwise, filters are not very useful if there is a single filter with a bunch of ORs. Note that we already try to do some of these in BooleanSimplification, but I think we should just formalize it to use CNF. -- 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-6624) Convert filters into CNF for data sources
[ https://issues.apache.org/jira/browse/SPARK-6624?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Reynold Xin updated SPARK-6624: --- Parent Issue: SPARK-9932 (was: SPARK-5180) Convert filters into CNF for data sources - Key: SPARK-6624 URL: https://issues.apache.org/jira/browse/SPARK-6624 Project: Spark Issue Type: Sub-task Components: SQL Reporter: Reynold Xin We should turn filters into conjunctive normal form (CNF) before we pass them to data sources. Otherwise, filters are not very useful if there is a single filter with a bunch of ORs. Note that we already try to do some of these in BooleanSimplification, but I think we should just formalize it to use CNF. -- 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
