avantgardnerio commented on code in PR #2885:
URL: https://github.com/apache/arrow-datafusion/pull/2885#discussion_r926973428
##########
datafusion/optimizer/src/utils.rs:
##########
@@ -65,6 +67,41 @@ pub fn split_conjunction<'a>(predicate: &'a Expr,
predicates: &mut Vec<&'a Expr>
}
}
+/// Recursively scans a slice of expressions for any `Or` operators
+///
+/// # Arguments
+///
+/// * `predicates` - the expressions to scan
+///
+/// # Return value
+///
+/// True if an `Or` operator was found
+pub fn has_disjunction(predicates: &[&Expr]) -> bool {
+ for predicate in predicates.iter() {
+ match predicate {
+ Expr::BinaryExpr {
+ left: _,
+ op: Operator::Or,
+ right: _,
+ } => {
+ return true;
+ }
+ Expr::BinaryExpr { right, op: _, left } => {
+ if has_disjunction(&[&**left, &**right]) {
+ return true;
+ }
+ }
+ Expr::Alias(expr, _) => {
+ if has_disjunction(&[&**expr]) {
+ return true;
+ }
+ }
+ _ => {}
Review Comment:
Resolved by latest commit.
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