import type { SqlExecutor } from "../../contracts/storage/sql.js";
/** Runs a nested storage unit atomically inside the current async SQL transaction. */
export declare function withSqlSavepoint<T>(sql: SqlExecutor, name: string, operation: () => Promise<T>): Promise<T>;
/** Rolls a named savepoint back and releases it from the current async SQL transaction. */
export declare function rollbackSqlSavepoint(sql: SqlExecutor, name: string): Promise<void>;
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