[SPARK-43881][SQL][PYTHON][CONNECT] Add optional pattern for Catalog.listDatabases #41421
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HyukjinKwon
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Jun 4, 2023
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Merged to master. |
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@HyukjinKwon Thank you. |
czxm
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Jun 12, 2023
…listDatabases ### What changes were proposed in this pull request? Currently, the syntax `SHOW [NAMESPACES | DATABASES | SCHEMAS] LIKE pattern` supports an optional pattern, so as filtered out the expected databases. But the `Catalog.listDatabases` missing the function both in Catalog API and Connect Catalog API. In fact, the optional pattern is very useful. ### Why are the changes needed? This PR want add the optional pattern for `Catalog.listDatabases`. ### Does this PR introduce _any_ user-facing change? 'No'. New feature. ### How was this patch tested? New test cases. Closes apache#41421 from beliefer/SPARK-43881. Authored-by: Jiaan Geng <beliefer@163.com> Signed-off-by: Hyukjin Kwon <gurwls223@apache.org>
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What changes were proposed in this pull request?
Currently, the syntax
SHOW [NAMESPACES | DATABASES | SCHEMAS] LIKE patternsupports an optional pattern, so as filtered out the expected databases.But the
Catalog.listDatabasesmissing the function both in Catalog API and Connect Catalog API.In fact, the optional pattern is very useful.
Why are the changes needed?
This PR want add the optional pattern for
Catalog.listDatabases.Does this PR introduce any user-facing change?
'No'.
New feature.
How was this patch tested?
New test cases.