# Presto 316 Documentation

## 12.61. Release 0.172

## General Changes

- Fix correctness issue in `ORDER BY` queries due to improper implicit coercions.
- Fix planning failure when `GROUP BY` queries contain lambda expressions.
- Fix planning failure when left side of `IN` expression contains subqueries.
- Fix incorrect permissions check for `SHOW TABLES`.
- Fix planning failure when `JOIN` clause contains lambda expressions that reference columns or variables from the enclosing scope.
- Reduce memory usage of `map_agg()` and `map_union()`.
- Reduce memory usage of `GROUP BY` queries.