Module sql 

SQL parsing and execution; returns root-owned DataFrame.

Enums

Statement

A top-level statement (SELECT, INSERT, CREATE, etc.)

Functions

execute_sql

Parse a SQL string and execute it using the session’s catalog. Supports: SELECT (columns or *), FROM single table or two-table JOIN, WHERE (basic predicates), GROUP BY + aggregates, ORDER BY, LIMIT.

execute_sql_root

Execute SQL and return root-owned DataFrame.

parse_sql

Parse a single SQL statement (SELECT or DDL: CREATE SCHEMA / CREATE DATABASE / DROP TABLE). Delegates to the spark-sql-parser crate.