[jira] [Updated] (SPARK-38230) InsertIntoHadoopFsRelationCommand unnecessarily fetches details of partitions in most cases
[ https://issues.apache.org/jira/browse/SPARK-38230?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] ASF GitHub Bot updated SPARK-38230: --- Labels: pull-request-available (was: ) > InsertIntoHadoopFsRelationCommand unnecessarily fetches details of partitions > in most cases > --- > > Key: SPARK-38230 > URL: https://issues.apache.org/jira/browse/SPARK-38230 > Project: Spark > Issue Type: Improvement > Components: SQL >Affects Versions: 3.0.2, 3.3.0, 3.4.0, 3.5.0 >Reporter: Coal Chan >Priority: Major > Labels: pull-request-available > > In > `org.apache.spark.sql.execution.datasources.InsertIntoHadoopFsRelationCommand`, > `sparkSession.sessionState.catalog.listPartitions` will call method > `org.apache.hadoop.hive.metastore.listPartitionsPsWithAuth` of hive metastore > client, this method will produce multiple queries per partition on hive > metastore db. So when you insert into a table which has too many > partitions(ie: 10k), it will produce too many queries on hive metastore > db(ie: n * 10k = 10nk), it puts a lot of strain on the database. > In fact, it calls method `listPartitions` in order to get locations of > partitions and get `customPartitionLocations`. But in most cases, we do not > have custom partitions, we can just get partition names, so we can call > method listPartitionNames. -- This message was sent by Atlassian Jira (v8.20.10#820010) - To unsubscribe, e-mail: issues-unsubscr...@spark.apache.org For additional commands, e-mail: issues-h...@spark.apache.org
[jira] [Updated] (SPARK-38230) InsertIntoHadoopFsRelationCommand unnecessarily fetches details of partitions in most cases
[ https://issues.apache.org/jira/browse/SPARK-38230?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Gabor Roczei updated SPARK-38230: - Affects Version/s: 3.3.0 3.4.0 3.5.0 > InsertIntoHadoopFsRelationCommand unnecessarily fetches details of partitions > in most cases > --- > > Key: SPARK-38230 > URL: https://issues.apache.org/jira/browse/SPARK-38230 > Project: Spark > Issue Type: Improvement > Components: SQL >Affects Versions: 3.0.2, 3.3.0, 3.4.0, 3.5.0 >Reporter: Coal Chan >Priority: Major > > In > `org.apache.spark.sql.execution.datasources.InsertIntoHadoopFsRelationCommand`, > `sparkSession.sessionState.catalog.listPartitions` will call method > `org.apache.hadoop.hive.metastore.listPartitionsPsWithAuth` of hive metastore > client, this method will produce multiple queries per partition on hive > metastore db. So when you insert into a table which has too many > partitions(ie: 10k), it will produce too many queries on hive metastore > db(ie: n * 10k = 10nk), it puts a lot of strain on the database. > In fact, it calls method `listPartitions` in order to get locations of > partitions and get `customPartitionLocations`. But in most cases, we do not > have custom partitions, we can just get partition names, so we can call > method listPartitionNames. -- This message was sent by Atlassian Jira (v8.20.10#820010) - To unsubscribe, e-mail: issues-unsubscr...@spark.apache.org For additional commands, e-mail: issues-h...@spark.apache.org
[jira] [Updated] (SPARK-38230) InsertIntoHadoopFsRelationCommand unnecessarily fetches details of partitions in most cases
[ https://issues.apache.org/jira/browse/SPARK-38230?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Coal Chan updated SPARK-38230: -- Description: In `org.apache.spark.sql.execution.datasources.InsertIntoHadoopFsRelationCommand`, `sparkSession.sessionState.catalog.listPartitions` will call method `org.apache.hadoop.hive.metastore.listPartitionsPsWithAuth` of hive metastore client, this method will produce multiple queries per partition on hive metastore db. So when you insert into a table which has too many partitions(ie: 10k), it will produce too many queries on hive metastore db(ie: n * 10k = 10nk), it puts a lot of strain on the database. In fact, it calls method `listPartitions` in order to get locations of partitions and get `customPartitionLocations`. But in most cases, we do not have custom partitions, we can just get partition names, so we can call method listPartitionNames. was: In `org.apache.spark.sql.execution.datasources.InsertIntoHadoopFsRelationCommand`, `sparkSession.sessionState.catalog.listPartitions` will call method `org.apache.hadoop.hive.metastore.listPartitionsPsWithAuth` of hive metastore client, this method will produce multiple queries per partition on hive metastore db. When you insert into a table which has too many partitions(ie: 10k), it will produce too many queries on hive metastore db(ie: n * 10k = 10nk), it puts a lot of strain on the database. In fact, it calls method `listPartitions` in order to get locations of partitions and get `customPartitionLocations`. But in most cases, we do not have custom partitions, we can just get partition names, so we can call method listPartitionNames. > InsertIntoHadoopFsRelationCommand unnecessarily fetches details of partitions > in most cases > --- > > Key: SPARK-38230 > URL: https://issues.apache.org/jira/browse/SPARK-38230 > Project: Spark > Issue Type: Improvement > Components: SQL >Affects Versions: 3.0.2 >Reporter: Coal Chan >Priority: Major > > In > `org.apache.spark.sql.execution.datasources.InsertIntoHadoopFsRelationCommand`, > `sparkSession.sessionState.catalog.listPartitions` will call method > `org.apache.hadoop.hive.metastore.listPartitionsPsWithAuth` of hive metastore > client, this method will produce multiple queries per partition on hive > metastore db. So when you insert into a table which has too many > partitions(ie: 10k), it will produce too many queries on hive metastore > db(ie: n * 10k = 10nk), it puts a lot of strain on the database. > In fact, it calls method `listPartitions` in order to get locations of > partitions and get `customPartitionLocations`. But in most cases, we do not > have custom partitions, we can just get partition names, so we can call > method listPartitionNames. -- This message was sent by Atlassian Jira (v8.20.1#820001) - To unsubscribe, e-mail: issues-unsubscr...@spark.apache.org For additional commands, e-mail: issues-h...@spark.apache.org
[jira] [Updated] (SPARK-38230) InsertIntoHadoopFsRelationCommand unnecessarily fetches details of partitions in most cases
[ https://issues.apache.org/jira/browse/SPARK-38230?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Coal Chan updated SPARK-38230: -- Description: In `org.apache.spark.sql.execution.datasources.InsertIntoHadoopFsRelationCommand`, `sparkSession.sessionState.catalog.listPartitions` will call method `org.apache.hadoop.hive.metastore.listPartitionsPsWithAuth` of hive metastore client, this method will produce multiple queries per partition on hive metastore db. When you insert into a table which has too many partitions(ie: 10k), it will produce too many queries on hive metastore db(ie: n * 10k = 10nk), it puts a lot of strain on the database. In fact, it calls method `listPartitions` in order to get locations of partitions and get `customPartitionLocations`. But in most cases, we do not have custom partitions, we can just get partition names, so we can call method listPartitionNames. was: In `org.apache.spark.sql.execution.datasources. InsertIntoHadoopFsRelationCommand`, ` sparkSession.sessionState.catalog.listPartitions ` will call method `org.apache.hadoop.hive.metastore.listPartitionsPsWithAuth` of hive metastore client, this method will produce multiple queries per partition on hive metastore db. When you insert into a table which has too many partitions(ie: 10k), it will produce too many queries on hive metastore db(ie: n * 10k = 10nk), it puts a lot of strain on the database. In fact, it calls method `listPartitions` in order to get locations of partitions and get `customPartitionLocations`. But in most cases, we do not have custom partitions, we can just get partition names, so we can call method listPartitionNames. > InsertIntoHadoopFsRelationCommand unnecessarily fetches details of partitions > in most cases > --- > > Key: SPARK-38230 > URL: https://issues.apache.org/jira/browse/SPARK-38230 > Project: Spark > Issue Type: Improvement > Components: SQL >Affects Versions: 3.0.2 >Reporter: Coal Chan >Priority: Major > > In > `org.apache.spark.sql.execution.datasources.InsertIntoHadoopFsRelationCommand`, > `sparkSession.sessionState.catalog.listPartitions` will call method > `org.apache.hadoop.hive.metastore.listPartitionsPsWithAuth` of hive metastore > client, this method will produce multiple queries per partition on hive > metastore db. When you insert into a table which has too many partitions(ie: > 10k), it will produce too many queries on hive metastore db(ie: n * 10k = > 10nk), it puts a lot of strain on the database. > In fact, it calls method `listPartitions` in order to get locations of > partitions and get `customPartitionLocations`. But in most cases, we do not > have custom partitions, we can just get partition names, so we can call > method listPartitionNames. -- This message was sent by Atlassian Jira (v8.20.1#820001) - To unsubscribe, e-mail: issues-unsubscr...@spark.apache.org For additional commands, e-mail: issues-h...@spark.apache.org
[jira] [Updated] (SPARK-38230) InsertIntoHadoopFsRelationCommand unnecessarily fetches details of partitions in most cases
[ https://issues.apache.org/jira/browse/SPARK-38230?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Coal Chan updated SPARK-38230: -- Description: In `org.apache.spark.sql.execution.datasources. InsertIntoHadoopFsRelationCommand`, ` sparkSession.sessionState.catalog.listPartitions ` will call method `org.apache.hadoop.hive.metastore.listPartitionsPsWithAuth` of hive metastore client, this method will produce multiple queries per partition on hive metastore db. When you insert into a table which has too many partitions(ie: 10k), it will produce too many queries on hive metastore db(ie: n * 10k = 10nk), it puts a lot of strain on the database. In fact, it calls method `listPartitions` in order to get locations of partitions and get `customPartitionLocations`. But in most cases, we do not have custom partitions, we can just get partition names, so we can call method listPartitionNames. was: In `org.apache.spark.sql.execution.datasources. InsertIntoHadoopFsRelationCommand`, ` sparkSession.sessionState.catalog.listPartitions ` will call method `org.apache.hadoop.hive.metastore.listPartitionsPsWithAuth` of hive metastore client, this method will produce multiple queries per partition on hive metastore db. When you insert into a table which has too many partitions(ie: 10k), it will produce too many queries on hive metastore db(ie: n * 10k = 10nk), it puts a lot of strain on the database. In fact, it calls method `listPartitions` in order to get locations of partitions and get `customPartitionLocations`. But in most cases, we do not have custom partitions, so we can just get partition names. > InsertIntoHadoopFsRelationCommand unnecessarily fetches details of partitions > in most cases > --- > > Key: SPARK-38230 > URL: https://issues.apache.org/jira/browse/SPARK-38230 > Project: Spark > Issue Type: Improvement > Components: SQL >Affects Versions: 3.0.2 >Reporter: Coal Chan >Priority: Major > > In `org.apache.spark.sql.execution.datasources. > InsertIntoHadoopFsRelationCommand`, ` > sparkSession.sessionState.catalog.listPartitions > ` will call method > `org.apache.hadoop.hive.metastore.listPartitionsPsWithAuth` of hive metastore > client, this method will produce multiple queries per partition on hive > metastore db. When you insert into a table which has too many partitions(ie: > 10k), it will produce too many queries on hive metastore db(ie: n * 10k = > 10nk), it puts a lot of strain on the database. > In fact, it calls method `listPartitions` in order to get locations of > partitions and get `customPartitionLocations`. But in most cases, we do not > have custom partitions, we can just get partition names, so we can call > method listPartitionNames. -- This message was sent by Atlassian Jira (v8.20.1#820001) - To unsubscribe, e-mail: issues-unsubscr...@spark.apache.org For additional commands, e-mail: issues-h...@spark.apache.org
[jira] [Updated] (SPARK-38230) InsertIntoHadoopFsRelationCommand unnecessarily fetches details of partitions in most cases
[ https://issues.apache.org/jira/browse/SPARK-38230?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Coal Chan updated SPARK-38230: -- Description: In `org.apache.spark.sql.execution.datasources. InsertIntoHadoopFsRelationCommand`, ` sparkSession.sessionState.catalog.listPartitions ` will call method `org.apache.hadoop.hive.metastore.listPartitionsPsWithAuth` of hive metastore client, this method will produce multiple queries per partition on hive metastore db. When you insert into a table which has too many partitions(ie: 10k), it will produce too many queries on hive metastore db(ie: n * 10k = 10nk), it puts a lot of strain on the database. In fact, it calls method `listPartitions` in order to get locations of partitions and get `customPartitionLocations`. But in most cases, we do not have custom partitions, so we can just get partition names. was: In `org.apache.spark.sql.execution.datasources. InsertIntoHadoopFsRelationCommand`, ` sparkSession.sessionState.catalog.listPartitions ` will call method `org.apache.hadoop.hive.metastore.listPartitionsPsWithAuth` of hive metastore client, this method will produce multiple queries on hive metastore db. When you insert into a table which has too many partitions(ie: 10k), it will produce too many queries on hive metastore db(ie: n * 10k = 10nk), it puts a lot of strain on the database. In fact, it calls method `listPartitions` in order to get locations of partitions and get `customPartitionLocations`. But in most cases, we do not have custom partitions, so we can just get partition names. > InsertIntoHadoopFsRelationCommand unnecessarily fetches details of partitions > in most cases > --- > > Key: SPARK-38230 > URL: https://issues.apache.org/jira/browse/SPARK-38230 > Project: Spark > Issue Type: Improvement > Components: SQL >Affects Versions: 3.0.2 >Reporter: Coal Chan >Priority: Major > > In `org.apache.spark.sql.execution.datasources. > InsertIntoHadoopFsRelationCommand`, ` > sparkSession.sessionState.catalog.listPartitions > ` will call method > `org.apache.hadoop.hive.metastore.listPartitionsPsWithAuth` of hive metastore > client, this method will produce multiple queries per partition on hive > metastore db. When you insert into a table which has too many partitions(ie: > 10k), it will produce too many queries on hive metastore db(ie: n * 10k = > 10nk), it puts a lot of strain on the database. > In fact, it calls method `listPartitions` in order to get locations of > partitions and get `customPartitionLocations`. But in most cases, we do not > have custom partitions, so we can just get partition names. -- This message was sent by Atlassian Jira (v8.20.1#820001) - To unsubscribe, e-mail: issues-unsubscr...@spark.apache.org For additional commands, e-mail: issues-h...@spark.apache.org
