Function placeholder

packages/sql-mssql/src/MssqlClient.ts:468–470

(_)

  Statement.makeCompiler<MssqlCustom>({
    dialect: "mssql",
    placeholder(_) {
      return `@${numberToParamName(_ - 1)}`
    },
    onIdentifier: transform ?
      function(value, withoutTransform) {
        return withoutTransform ? escape(value) : escape(transform(value))