cloud-fan commented on a change in pull request #26484: [SPARK-29834][SQL]DESC
DATABASE should look up catalog like v2 commands
URL: https://github.com/apache/spark/pull/26484#discussion_r345739606
##########
File path:
sql/catalyst/src/main/antlr4/org/apache/spark/sql/catalyst/parser/SqlBase.g4
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@@ -199,7 +199,7 @@ statement
| SHOW CREATE TABLE multipartIdentifier
#showCreateTable
| SHOW CURRENT NAMESPACE
#showCurrentNamespace
| (DESC | DESCRIBE) FUNCTION EXTENDED? describeFuncName
#describeFunction
- | (DESC | DESCRIBE) database EXTENDED? db=errorCapturingIdentifier
#describeDatabase
+ | (DESC | DESCRIBE) database EXTENDED? db=multipartIdentifier
#describeDatabase
Review comment:
let's be consistent with `CREATE (database | NAMESPACE)`, and also use
`(database | NAMESPACE)` here.
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