LucaCappelletti94 commented on code in PR #2102:
URL:
https://github.com/apache/datafusion-sqlparser-rs/pull/2102#discussion_r2552512333
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src/parser/mod.rs:
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@@ -7525,6 +7527,51 @@ impl<'a> Parser<'a> {
}))
}
+ /// Parse a PostgreSQL-specific [Statement::DropOperator] statement.
+ ///
+ /// ```sql
+ /// DROP OPERATOR [ IF EXISTS ] name ( { left_type | NONE } , right_type )
[, ...] [ CASCADE | RESTRICT ]
+ /// ```
+ ///
+ /// [PostgreSQL
Documentation](https://www.postgresql.org/docs/current/sql-dropoperator.html)
+ pub fn parse_drop_operator(&mut self) -> Result<Statement, ParserError> {
+ let if_exists = self.parse_keywords(&[Keyword::IF, Keyword::EXISTS]);
+ let operators = self.parse_comma_separated(|p|
p.parse_operator_signature())?;
+ let drop_behavior = self.parse_optional_drop_behavior();
+ Ok(Statement::DropOperator(DropOperator {
+ if_exists,
+ operators,
+ drop_behavior,
+ }))
+ }
+
+ /// Parse an operator signature for DROP OPERATOR
+ /// Format: name ( { left_type | NONE } , right_type )
+ fn parse_operator_signature(&mut self) -> Result<OperatorSignature,
ParserError> {
Review Comment:
Done
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