LucaCappelletti94 opened a new pull request, #2096:
URL: https://github.com/apache/datafusion-sqlparser-rs/pull/2096
Adds support for `CREATE OPERATOR`, `CREATE OPERATOR FAMILY`, and `CREATE
OPERATOR CLASS` statements.
## Examples
```sql
-- CREATE OPERATOR with all parameters
CREATE OPERATOR < (
PROCEDURE = cas_lt,
LEFTARG = CAS,
RIGHTARG = CAS,
COMMUTATOR = >,
NEGATOR = >=,
RESTRICT = scalarltsel,
JOIN = scalarltjoinsel
);
-- CREATE OPERATOR FAMILY
CREATE OPERATOR FAMILY integer_ops USING btree;
-- CREATE OPERATOR CLASS
CREATE OPERATOR CLASS int4_ops
DEFAULT FOR TYPE int4 USING btree FAMILY integer_ops AS
OPERATOR 1 <,
OPERATOR 2 <=,
FUNCTION 1 btint4cmp(int4, int4),
STORAGE int4;
```
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