iffyio commented on code in PR #1724:
URL:
https://github.com/apache/datafusion-sqlparser-rs/pull/1724#discussion_r1963053134
##########
src/parser/mod.rs:
##########
@@ -9191,17 +9191,31 @@ impl<'a> Parser<'a> {
pub fn parse_optional_order_by(&mut self) -> Result<Option<OrderBy>,
ParserError> {
if self.parse_keywords(&[Keyword::ORDER, Keyword::BY]) {
- let order_by_exprs =
self.parse_comma_separated(Parser::parse_order_by_expr)?;
- let interpolate = if dialect_of!(self is ClickHouseDialect |
GenericDialect) {
- self.parse_interpolations()?
+ let order_by = if self.parse_keyword(Keyword::ALL) {
+ if !self.dialect.supports_order_by_all() {
+ return parser_err!(
+ "ALL is not supported in ORDER BY",
+ self.peek_token().span.start
+ );
+ }
Review Comment:
Yeah the latter, if an unsupporting dialect sees the query `ORDER BY ALL` it
implies that there's a column/variable in scope called `ALL` i.e all is an
identifier so it'll indeed be correct to parse it as an expression
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