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https://issues.apache.org/jira/browse/SPARK-29630?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16964626#comment-16964626
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Terry Kim edited comment on SPARK-29630 at 11/1/19 5:50 AM:
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In the above example, the EXISTS clause becomes a `condition` of `Filter`. The
current implementation is not exhaustive enough - e.g., it doesn't traverse
Expression node for checking views. I will create a PR to address this.
was (Author: imback82):
In the above example, the EXISTS clause becomes a `condition` of `Filter`. The
current implementation is not exhaustive enough - e.g., it doesn't traverse
Expression node, etc. I will create a PR to address this.
> Not allowed to create a permanent view by referencing a temporary view in
> EXISTS
> --------------------------------------------------------------------------------
>
> Key: SPARK-29630
> URL: https://issues.apache.org/jira/browse/SPARK-29630
> Project: Spark
> Issue Type: Sub-task
> Components: SQL
> Affects Versions: 3.0.0
> Reporter: Takeshi Yamamuro
> Priority: Major
>
> {code}
> // In the master, the query below fails
> $ CREATE VIEW v7_temp AS SELECT t1.id, t2.a FROM base_table t1, (SELECT *
> FROM temp_table) t2;
> org.apache.spark.sql.AnalysisException
> Not allowed to create a permanent view `v7_temp` by referencing a temporary
> view `temp_table`;
> // In the master, the query below passed, but this should fail
> $ CREATE VIEW v8_temp AS SELECT * FROM base_table WHERE EXISTS (SELECT 1 FROM
> temp_table);
> Passed
> {code}
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