import type { FeatureDatabaseClient } from './types';
export declare function featureFlagTableName(table?: string): string;
/**
 * Return the package-owned schema for publishing or explicit provisioning.
 * No application migration file is written implicitly.
 */
export declare function featureFlagMigrationSql(options?: FeatureFlagSchemaOptions): string[];
/** Explicitly provision the feature flag table using the package-owned schema. */
export declare function ensureFeatureFlagTable(database: FeatureDatabaseClient, options?: FeatureFlagSchemaOptions): Promise<void>;
export declare interface FeatureFlagSchemaOptions {
  table?: string
  dialect?: FeatureFlagSqlDialect
}
export type FeatureFlagSqlDialect = 'sqlite' | 'mysql' | 'postgres';