alamb commented on code in PR #11273:
URL: https://github.com/apache/datafusion/pull/11273#discussion_r1667769874
##########
datafusion/sql/src/expr/mod.rs:
##########
@@ -629,6 +630,36 @@ impl<'a, S: ContextProvider> SqlToRel<'a, S> {
}
}
+ /// Parses a struct(..) expression and plans it creation
+ fn parse_struct(
+ &self,
+ schema: &DFSchema,
+ planner_context: &mut PlannerContext,
+ values: Vec<sqlparser::ast::Expr>,
+ fields: Vec<StructField>,
+ ) -> Result<Expr> {
+ if !fields.is_empty() {
+ return not_impl_err!("Struct fields are not supported yet");
+ }
+ let is_named_struct = values
+ .iter()
+ .any(|value| matches!(value, SQLExpr::Named { .. }));
+
+ let mut create_struct_args = if is_named_struct {
+ self.create_named_struct_expr(values, schema, planner_context)?
+ } else {
+ self.create_struct_expr(values, schema, planner_context)?
+ };
+
+ for planner in self.planners.iter() {
+ match planner.plan_struct_literal(create_struct_args,
is_named_struct)? {
+ PlannerResult::Planned(expr) => return Ok(expr),
+ PlannerResult::Original(args) => create_struct_args = args,
+ }
+ }
Review Comment:
Maybe like https://github.com/apache/datafusion/pull/11318 ?
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