import Knex, { CreateTableBuilder } from 'knex';
declare type creatorFunction = (tb: CreateTableBuilder) => void;
export declare class Database {
    static Connector: Knex;
    static init(config: Knex.Config): Knex;
    /**
     * @method table_create used to create a table in database. Table will be created only if it does not exist. If you want to create the table anyway, use the `forceDrop` flag.
     * @param tablename table name in database
     * @param creator this is the table creator function
     * @param forceDrop Force table drop if it exists then create it. If it is set to false, table won't be created if already exists.
     */
    static table_create(tablename: string, creator: creatorFunction, forceDrop?: boolean): Promise<void>;
    /**
     * @method insert data into database table
     * @param tablename tablename for insertion
     * @param binds obje {column_name: value}
     * @param checkUniqueness whether to check if row exists. "Duplicate key" error can be suppressed with it, because we try to insert only if it does not exists.
     * @returns Promise is rejected on error. Promise resolves to true only if insertion was successful. Resolves to false only if param(checkUniqueness) was requested and insertion would be resulted in error.
     */
    static insert(tablename: string, binds: {}, checkUniqueness?: boolean): Promise<boolean>;
}
export {};
//# sourceMappingURL=Database.d.ts.map