declare module 'mssql' {
  export interface Request {
    multiple: boolean
    input(name: string, type: unknown, value: unknown): Request
    query<T = any>(sql: string): Promise<{ recordset: T[]; recordsets?: any[][] }>
  }

  export class ConnectionPool {
    constructor(config: unknown)
    connect(): Promise<ConnectionPool>
    request(): Request
    close(): Promise<void>
  }

  export const Int: unknown
  export const MAX: number
  export function NVarChar(length?: number): unknown
  export function connect(config: unknown): Promise<ConnectionPool>

  const sql: {
    Int: typeof Int
    MAX: typeof MAX
    NVarChar: typeof NVarChar
    connect: typeof connect
    ConnectionPool: typeof ConnectionPool
  }

  export default sql
}