import { ParserRuleContext } from "antlr4ng";
import type { QueryExpr } from "../ir/ir.js";
import { type StatementCategory } from "../ir/statement.js";
/** Lower a parsed Snowflake file (snowflake_file: a `;`-separated batch) into the IR.
 *  A single query statement lowers fully; anything else (DDL, DML, multi-statement
 *  batches) becomes a flagged non-query body — a valid parse never throws. */
export declare function lower(tree: ParserRuleContext): QueryExpr;
/** Per-statement categories for every `sql_command` in a parsed `snowflake_file`, in source order —
 *  the file-level view behind statementCategory (which folds >1 into "compound"), using the same
 *  `commandCategory` per element. Parity with the other dialects; feeds the corpus reclassifier. */
export declare function statementCategories(tree: ParserRuleContext): StatementCategory[];