import { SqliteConnection } from "./connection.js";

//#region src/fts-integrity.d.ts

/**
 * The FTS tables the integrity guard covers. Exported so the
 * coverage self-check test can diff this list against the `%_fts`
 * tables of a fully-migrated database - a new FTS index that is not
 * registered here fails the test instead of silently escaping the
 * integrity check.
 *
 * @internal
 */
declare function listCheckedFtsTables(): ReadonlyArray<string>;
/** One FTS table's integrity finding. */
interface FtsIntegrityReport {
  /** The FTS table inspected. */
  readonly table: string;
  /** FTS rows whose `rowid` matches no row in the base table. */
  readonly orphanRows: number;
}
/**
 * Count orphaned FTS rows (rowids with no matching base row) for every FTS
 * table that exists. An empty array means every FTS index is consistent with
 * its base table. A non-empty result is a sign of rowid drift - most likely a
 * hand-run `VACUUM` - and means search may return the wrong records.
 *
 * Tables absent from the schema (e.g. before their migration has run) are
 * skipped rather than reported.
 *
 * @stable
 */
declare function checkFtsIntegrity(conn: SqliteConnection): FtsIntegrityReport[];
/**
 * Format an {@link checkFtsIntegrity} result as a single warning line, or
 * `null` when the indexes are consistent. Used at store-open time.
 */
declare function formatFtsIntegrityWarning(reports: ReadonlyArray<FtsIntegrityReport>): string | null;
//#endregion
export { FtsIntegrityReport, checkFtsIntegrity, formatFtsIntegrityWarning, listCheckedFtsTables };
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