chucheng92 commented on code in PR #22903:
URL: https://github.com/apache/flink/pull/22903#discussion_r1250315988
##########
flink-table/flink-sql-parser/src/main/codegen/includes/parserImpls.ftl:
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@@ -437,21 +437,54 @@ SqlAlterFunction SqlAlterFunction() :
/**
* Parses a show functions statement.
-* SHOW [USER] FUNCTIONS;
+* SHOW [USER] FUNCTIONS [ ( FROM | IN ) [catalog_name.]database_name ] [ [NOT]
(LIKE | ILIKE) pattern;
*/
SqlShowFunctions SqlShowFunctions() :
{
SqlParserPos pos;
boolean requireUser = false;
+ String prep = null;
+ SqlIdentifier databaseName = null;
+ String likeType = null;
+ SqlCharStringLiteral likeLiteral = null;
+ boolean notLike = false;
}
{
<SHOW> { pos = getPos();}
[
<USER> { requireUser = true; }
]
<FUNCTIONS>
+ [
+ ( <FROM> { prep = "FROM"; } | <IN> { prep = "IN"; } )
+ { pos = getPos(); }
+ databaseName = CompoundIdentifier()
+ ]
+ [
+ [
+ <NOT>
+ {
+ notLike = true;
+ }
+ ]
+ (
+ <LIKE> <QUOTED_STRING>
+ {
+ likeType = "LIKE";
+ String likeCondition1 = SqlParserUtil.parseString(token.image);
Review Comment:
good point. fixed
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