Add GenericDialect to support

Author: unvalley

src/parser.rs

@@ -5076,7 +5076,7 @@ impl<'a> Parser<'a> {
         self.expect_keyword(Keyword::SET)?;
         let assignments = self.parse_comma_separated(Parser::parse_assignment)?;
         let from = if self.parse_keyword(Keyword::FROM)
-            && dialect_of!(self is PostgreSqlDialect | BigQueryDialect | SnowflakeDialect | RedshiftSqlDialect | MsSqlDialect)
+            && dialect_of!(self is GenericDialect | PostgreSqlDialect | BigQueryDialect | SnowflakeDialect | RedshiftSqlDialect | MsSqlDialect)
         {
             Some(self.parse_table_and_joins()?)
         } else {

tests/sqlparser_common.rs

@@ -191,6 +191,7 @@ fn parse_update_set_from() {
     let sql = "UPDATE t1 SET name = t2.name FROM (SELECT name, id FROM t1 GROUP BY id) AS t2 WHERE t1.id = t2.id";
     let dialects = TestedDialects {
         dialects: vec![
+            Box::new(GenericDialect {}),
             Box::new(PostgreSqlDialect {}),
             Box::new(BigQueryDialect {}),
             Box::new(RedshiftSqlDialect {}),