/** Match only node:sqlite errors whose SQLite primary result code is BUSY or LOCKED. */
export declare function isSqliteLockError(error: unknown): boolean;
/** Match only native node:sqlite operational failures discovery may safely report as bounded degradation. */
export declare function isSqliteOperationalError(error: unknown): boolean;
/** Match database bytes that SQLite itself reports as corrupt or not a database. */
export declare function isSqliteCorruptionError(error: unknown): boolean;
/** Match one exact PRIMARY KEY/UNIQUE target; trigger text cannot spoof this check. */
export declare function isSqliteUniqueConstraintError(error: unknown, targets: readonly string[]): boolean;
/** Retry a synchronous operation at most five total attempts, and only for SQLite BUSY/LOCKED. */
export declare function withSqliteLockRetry<T>(operation: () => T): T;
//# sourceMappingURL=sqlite-retry.d.ts.map