text: var aliasExpression = require('./aliasExpression')
  var isString = require('../util/isString')
  
  /**
   * Stringify MAX expression
   *
   * @param {Object} json
   *
   * @returns {String} result
   */
  
  function maxExpression (json) {
    var result = ''
  
    var MAX = json.MAX
  
    if (isString(MAX)) result = 'MAX(' + MAX + ')'
  
    return result + aliasExpression(json)
  }
  
  module.exports = maxExpression
  