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Posted to issues@spark.apache.org by "Takeshi Yamamuro (Jira)" <ji...@apache.org> on 2019/12/29 09:31:00 UTC
[jira] [Updated] (SPARK-28768) Implement more text pattern
operators
[ https://issues.apache.org/jira/browse/SPARK-28768?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Takeshi Yamamuro updated SPARK-28768:
-------------------------------------
Parent Issue: SPARK-30375 (was: SPARK-27764)
> Implement more text pattern operators
> -------------------------------------
>
> Key: SPARK-28768
> URL: https://issues.apache.org/jira/browse/SPARK-28768
> Project: Spark
> Issue Type: Sub-task
> Components: SQL
> Affects Versions: 3.0.0
> Reporter: Yuming Wang
> Priority: Major
>
> {code:sql}
> postgres=# \do ~*~
> List of operators
> Schema | Name | Left arg type | Right arg type | Result type | Description
> ------------+------+---------------+----------------+-------------+-------------------------
> pg_catalog | ~<=~ | character | character | boolean | less than or equal
> pg_catalog | ~<=~ | text | text | boolean | less than or equal
> pg_catalog | ~<~ | character | character | boolean | less than
> pg_catalog | ~<~ | text | text | boolean | less than
> pg_catalog | ~>=~ | character | character | boolean | greater than or equal
> pg_catalog | ~>=~ | text | text | boolean | greater than or equal
> pg_catalog | ~>~ | character | character | boolean | greater than
> pg_catalog | ~>~ | text | text | boolean | greater than
> pg_catalog | ~~ | bytea | bytea | boolean | matches LIKE expression
> pg_catalog | ~~ | character | text | boolean | matches LIKE expression
> pg_catalog | ~~ | name | text | boolean | matches LIKE expression
> pg_catalog | ~~ | text | text | boolean | matches LIKE expression
> (12 rows)
> {code}
> {noformat}
> postgres=# select '1' ~<~ '2';
> ?column?
> ----------
> t
> (1 row)
> {noformat}
> https://stackoverflow.com/questions/35807872/operator-in-postgres
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