[jira] [Assigned] (HIVE-21052) Make sure transaction get cleaned if they are aborted before addPartitions is called
[ https://issues.apache.org/jira/browse/HIVE-21052?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Eugene Koifman reassigned HIVE-21052: - Assignee: Jaume M (was: Eugene Koifman) > Make sure transaction get cleaned if they are aborted before addPartitions is > called > > > Key: HIVE-21052 > URL: https://issues.apache.org/jira/browse/HIVE-21052 > Project: Hive > Issue Type: Bug > Components: Transactions >Affects Versions: 3.1.1 >Reporter: Jaume M >Assignee: Jaume M >Priority: Critical > Attachments: Aborted Txn w_Direct Write.pdf, HIVE-21052.1.patch, > HIVE-21052.2.patch > > > If the transaction is aborted between openTxn and addPartitions and data has > been written on the table the transaction manager will think it's an empty > transaction and no cleaning will be done. > This is currently an issue in the streaming API and in micromanaged tables. > As proposed by [~ekoifman] this can be solved by: > * Writing an entry with a special marker to TXN_COMPONENTS at openTxn and > when addPartitions is called remove this entry from TXN_COMPONENTS and add > the corresponding partition entry to TXN_COMPONENTS. > * If the cleaner finds and entry with a special marker in TXN_COMPONENTS that > specifies that a transaction was opened and it was aborted it must generate > jobs for the worker for every possible partition available. > cc [~ewohlstadter] -- This message was sent by Atlassian JIRA (v7.6.3#76005)
[jira] [Assigned] (HIVE-21052) Make sure transaction get cleaned if they are aborted before addPartitions is called
[ https://issues.apache.org/jira/browse/HIVE-21052?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Eugene Koifman reassigned HIVE-21052: - Assignee: Eugene Koifman (was: Jaume M) > Make sure transaction get cleaned if they are aborted before addPartitions is > called > > > Key: HIVE-21052 > URL: https://issues.apache.org/jira/browse/HIVE-21052 > Project: Hive > Issue Type: Bug > Components: Transactions >Affects Versions: 3.1.1 >Reporter: Jaume M >Assignee: Eugene Koifman >Priority: Critical > Attachments: Aborted Txn w_Direct Write.pdf, HIVE-21052.1.patch, > HIVE-21052.2.patch > > > If the transaction is aborted between openTxn and addPartitions and data has > been written on the table the transaction manager will think it's an empty > transaction and no cleaning will be done. > This is currently an issue in the streaming API and in micromanaged tables. > As proposed by [~ekoifman] this can be solved by: > * Writing an entry with a special marker to TXN_COMPONENTS at openTxn and > when addPartitions is called remove this entry from TXN_COMPONENTS and add > the corresponding partition entry to TXN_COMPONENTS. > * If the cleaner finds and entry with a special marker in TXN_COMPONENTS that > specifies that a transaction was opened and it was aborted it must generate > jobs for the worker for every possible partition available. > cc [~ewohlstadter] -- This message was sent by Atlassian JIRA (v7.6.3#76005)
[jira] [Assigned] (HIVE-21052) Make sure transaction get cleaned if they are aborted before addPartitions is called
[ https://issues.apache.org/jira/browse/HIVE-21052?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Jaume M reassigned HIVE-21052: -- Assignee: Jaume M > Make sure transaction get cleaned if they are aborted before addPartitions is > called > > > Key: HIVE-21052 > URL: https://issues.apache.org/jira/browse/HIVE-21052 > Project: Hive > Issue Type: Bug > Components: Transactions >Affects Versions: 3.1.1 >Reporter: Jaume M >Assignee: Jaume M >Priority: Critical > > If the transaction is aborted between openTxn and addPartitions and data has > been written on the table the transaction manager will think it's an empty > transaction and no cleaning will be done. > This is currently an issue in the streaming API and in micromanaged tables. > As proposed by [~ekoifman] this can be solved by: > * Writing an entry with a special marker to TXN_COMPONENTS at openTxn and > when addPartitions is called remove this entry from TXN_COMPONENTS and add > the corresponding partition entry to TXN_COMPONENTS. > * If the cleaner finds and entry with a special marker in TXN_COMPONENTS that > specifies that a transaction was opened and it was aborted it must generate > jobs for the worker for every possible partition available. > cc [~ewohlstadter] -- This message was sent by Atlassian JIRA (v7.6.3#76005)
