[ https://issues.apache.org/jira/browse/HUDI-852?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Aakash Pradeep reopened HUDI-852:
---------------------------------
> Add validation to check Table name when Append Mode is used in DataSource writer
> --------------------------------------------------------------------------------
>
> Key: HUDI-852
> URL: https://issues.apache.org/jira/browse/HUDI-852
> Project: Apache Hudi (incubating)
> Issue Type: Bug
> Components: newbie, Writer Core
> Reporter: Bhavani Sudha
> Assignee: Aakash Pradeep
> Priority: Minor
> Labels: pull-request-available
> Fix For: 0.6.0
>
>
> Copied from user's description in mailing list:
> Table name is not respected while inserting record with different table name with Append mode
>
> {code:java}
> // While running commands from Hudi quick start guide, I found that the
> library does not check for the table name in the request against the table
> name in the metadata available in the base path, I think it should throw
> TableAlreadyExist, In case of Save mode: *overwrite *it warns.
> *spark-2.4.4-bin-hadoop2.7/bin/spark-shell --packages
> org.apache.hudi:hudi-spark-bundle_2.11:0.5.1-incubating,org.apache.spark:spark-avro_2.11:2.4.4
> --conf 'spark.serializer=org.apache.spark.serializer.KryoSerializer'*
> scala> df.write.format("hudi").
> | options(getQuickstartWriteConfigs).
> | option(PRECOMBINE_FIELD_OPT_KEY, "ts").
> | option(RECORDKEY_FIELD_OPT_KEY, "uuid").
> | option(PARTITIONPATH_FIELD_OPT_KEY, "partitionpath").
> * | option(TABLE_NAME, "test_table").*
> | mode(*Append*).
> | save(basePath)
> 20/04/29 17:23:42 WARN DefaultSource: Snapshot view not supported yet via
> data source, for MERGE_ON_READ tables. Please query the Hive table
> registered using Spark SQL.
> scala>
> No exception is thrown if we run this
> scala> df.write.format("hudi").
> | options(getQuickstartWriteConfigs).
> | option(PRECOMBINE_FIELD_OPT_KEY, "ts").
> | option(RECORDKEY_FIELD_OPT_KEY, "uuid").
> | option(PARTITIONPATH_FIELD_OPT_KEY, "partitionpath").
> * | option(TABLE_NAME, "foo_table").*
> | mode(*Append*).
> | save(basePath)
> 20/04/29 17:24:37 WARN DefaultSource: Snapshot view not supported yet via
> data source, for MERGE_ON_READ tables. Please query the Hive table
> registered using Spark SQL.
> scala>
> scala> df.write.format("hudi").
> | options(getQuickstartWriteConfigs).
> | option(PRECOMBINE_FIELD_OPT_KEY, "ts").
> | option(RECORDKEY_FIELD_OPT_KEY, "uuid").
> | option(PARTITIONPATH_FIELD_OPT_KEY, "partitionpath").
> | option(TABLE_NAME, *tableName*).
> | mode(*Overwrite*).
> | save(basePath)
> *20/04/29 22:25:16 WARN HoodieSparkSqlWriter$: hoodie table at
> file:/tmp/hudi_trips_cow already exists. Deleting existing data &
> overwriting with new data.*
> 20/04/29 22:25:18 WARN DefaultSource: Snapshot view not supported yet via
> data source, for MERGE_ON_READ tables. Please query the Hive table
> registered using Spark SQL.
> scala>
> {code}
>
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