wangyum commented on a change in pull request #32442:
URL: https://github.com/apache/spark/pull/32442#discussion_r628980328
##########
File path:
sql/catalyst/src/main/antlr4/org/apache/spark/sql/catalyst/parser/SqlBase.g4
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@@ -375,8 +363,18 @@ ctes
: WITH namedQuery (',' namedQuery)*
;
+informationQuery
+ : SHOW (DATABASES | NAMESPACES) ((FROM | IN) multipartIdentifier)? (LIKE?
pattern=STRING)? #showNamespaces
+ | SHOW TABLES ((FROM | IN) multipartIdentifier)? (LIKE? pattern=STRING)?
#showTables
Review comment:
Why do not support `SHOW TABLE EXTENDED`?
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