import { ParserRuleContext } from "antlr4ng";
import type { QueryExpr } from "../ir/ir.js";
import { type StatementCategory } from "../ir/statement.js";
/** Lower a parsed MySQL file (`root`: a `;`-separated batch of statements) into the IR. A single
 *  SELECT / VALUES / TABLE statement (plus the WITH/SELECT rejoin) lowers fully; anything else
 *  (DDL/DML/admin/utility, multi-statement batches) becomes a flagged non-query body — a valid
 *  parse never throws, and neither does broken/partial input. */
export declare function lower(tree: ParserRuleContext): QueryExpr;
/** Per-statement categories for every `sqlStatement` in a parsed `root`, in source order — the
 *  file-level view behind statementCategory (which folds >1 into "compound"). Parity with the other
 *  dialects; feeds the corpus reclassifier. Note the WITH/SELECT split shows here as two "query"
 *  entries even though lowerImpl rejoins them into one query. */
export declare function statementCategories(tree: ParserRuleContext): StatementCategory[];