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https://issues.apache.org/jira/browse/HIVE-24445?focusedWorklogId=542388&page=com.atlassian.jira.plugin.system.issuetabpanels:worklog-tabpanel#worklog-542388
]
ASF GitHub Bot logged work on HIVE-24445:
-----------------------------------------
Author: ASF GitHub Bot
Created on: 26/Jan/21 20:10
Start Date: 26/Jan/21 20:10
Worklog Time Spent: 10m
Work Description: miklosgergely commented on a change in pull request
#1914:
URL: https://github.com/apache/hive/pull/1914#discussion_r564800166
##########
File path:
ql/src/java/org/apache/hadoop/hive/ql/ddl/table/drop/DropTableDesc.java
##########
@@ -29,31 +32,40 @@
* DDL task description for DROP TABLE commands.
*/
@Explain(displayName = "Drop Table", explainLevels = { Level.USER,
Level.DEFAULT, Level.EXTENDED })
-public class DropTableDesc implements DDLDesc, Serializable {
+public class DropTableDesc implements DDLDescWithWriteId, Serializable {
private static final long serialVersionUID = 1L;
- private final String tableName;
+ private final TableName tableName;
private final boolean ifExists;
private final boolean purge;
private final ReplicationSpec replicationSpec;
private final boolean validationRequired;
+ private final boolean isTransactional;
- public DropTableDesc(String tableName, boolean ifExists, boolean ifPurge,
ReplicationSpec replicationSpec) {
- this(tableName, ifExists, ifPurge, replicationSpec, true);
+ private long writeId = 0;
+
+ public DropTableDesc(TableName tableName, boolean ifExists, boolean ifPurge,
ReplicationSpec replicationSpec) {
+ this(tableName, ifExists, ifPurge, replicationSpec, true, null);
}
- public DropTableDesc(String tableName, boolean ifExists, boolean purge,
ReplicationSpec replicationSpec,
+ public DropTableDesc(TableName tableName, boolean ifExists, boolean ifPurge,
ReplicationSpec replicationSpec,
Review comment:
Nit: the variable name should be purge - I know, it was ifPurge before,
but it's a great opportunity to fix it :)
##########
File path:
ql/src/java/org/apache/hadoop/hive/ql/ddl/table/drop/DropTableOperation.java
##########
@@ -104,6 +104,7 @@ public int execute() throws HiveException {
// TODO: API w/catalog name
context.getDb().dropTable(desc.getTableName(), desc.isPurge());
+// context.getDb().dropTable(desc.getTableName(), desc.isPurge(),
desc.getWriteId());
Review comment:
I assume that this was not intentionally left commented out.
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Issue Time Tracking
-------------------
Worklog Id: (was: 542388)
Time Spent: 0.5h (was: 20m)
> Non blocking DROP table implementation
> --------------------------------------
>
> Key: HIVE-24445
> URL: https://issues.apache.org/jira/browse/HIVE-24445
> Project: Hive
> Issue Type: New Feature
> Components: Hive
> Reporter: Zoltan Chovan
> Assignee: Zoltan Chovan
> Priority: Major
> Labels: pull-request-available
> Time Spent: 0.5h
> Remaining Estimate: 0h
>
> Implement a way to execute drop table operations in a way that doesn't have
> to wait for currently running read operations to be finished.
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