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Add RETURNS TABLE() support for CREATE FUNCTION in Postgresql (#1687)

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Co-authored-by: Ifeanyi Ubah <ify1992@yahoo.com>
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Rémy SAISSY 2025-02-03 08:27:37 +01:00 • committed by GitHub
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tests/sqlparser_postgres.rs
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@ -3803,6 +3803,7 @@ fn parse_create_function_detailed() {
pg_and_generic().verified_stmt("CREATE OR REPLACE FUNCTION add(a INTEGER, IN b INTEGER = 1) RETURNS INTEGER LANGUAGE SQL STABLE CALLED ON NULL INPUT PARALLEL UNSAFE RETURN a + b");
pg_and_generic().verified_stmt(r#"CREATE OR REPLACE FUNCTION increment(i INTEGER) RETURNS INTEGER LANGUAGE plpgsql AS $$ BEGIN RETURN i + 1; END; $$"#);
pg_and_generic().verified_stmt(r#"CREATE OR REPLACE FUNCTION no_arg() RETURNS VOID LANGUAGE plpgsql AS $$ BEGIN DELETE FROM my_table; END; $$"#);
pg_and_generic().verified_stmt(r#"CREATE OR REPLACE FUNCTION return_table(i INTEGER) RETURNS TABLE(id UUID, is_active BOOLEAN) LANGUAGE plpgsql AS $$ BEGIN RETURN QUERY SELECT NULL::UUID, NULL::BOOLEAN; END; $$"#);
}
#[test]
fn parse_incorrect_create_function_parallel() {