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Xiao Li commented on SPARK-31136: --------------------------------- Yes. The impact of this change is big. As [~dongjoon] did, we already sent a note to the dev list [http://apache-spark-developers-list.1001551.n3.nabble.com/FYI-SPARK-30098-Use-default-datasource-as-provider-for-CREATE-TABLE-syntax-td28485.html] I think we have not got any -1 on the change. > Revert SPARK-30098 Use default datasource as provider for CREATE TABLE syntax > ----------------------------------------------------------------------------- > > Key: SPARK-31136 > URL: https://issues.apache.org/jira/browse/SPARK-31136 > Project: Spark > Issue Type: Sub-task > Components: SQL > Affects Versions: 3.0.0 > Reporter: Dongjoon Hyun > Priority: Blocker > > We need to consider the behavior change of SPARK-30098 . > This is a placeholder to keep the discussion and the final decision. > `CREATE TABLE` syntax changes its behavior silently. > The following is one example of the breaking the existing user data pipelines. > *Apache Spark 2.4.5* > {code} > spark-sql> CREATE TABLE t(a STRING); > Time taken: 3.061 seconds > spark-sql> LOAD DATA INPATH '/usr/local/spark/README.md' INTO TABLE t; > Time taken: 0.383 seconds > spark-sql> SELECT * FROM t LIMIT 1; > # Apache Spark > Time taken: 2.05 seconds, Fetched 1 row(s) > {code} > *Apache Spark 3.0.0-preview2* > {code} > spark-sql> CREATE TABLE t(a STRING); > Time taken: 3.969 seconds > spark-sql> LOAD DATA INPATH '/usr/local/spark/README.md' INTO TABLE t; > Error in query: LOAD DATA is not supported for datasource tables: > `default`.`t`; > {code} -- This message was sent by Atlassian Jira (v8.3.4#803005) --------------------------------------------------------------------- To unsubscribe, e-mail: issues-unsubscr...@spark.apache.org For additional commands, e-mail: issues-h...@spark.apache.org