Method _getSafeKey

src/dialects/abstract/query-generator.js:2746–2767

(key, prefix)

  }

  _getSafeKey(key, prefix) {
    if (key instanceof Utils.SequelizeMethod) {
      key = this.handleSequelizeMethod(key);
      return this._prefixKey(this.handleSequelizeMethod(key), prefix);
    }

    if (Utils.isColString(key)) {
      key = key.substr(1, key.length - 2).split('.');

      if (key.length > 2) {
        key = [
          // join the tables by -> to match out internal namings
          key.slice(0, -1).join('->'),
          key[key.length - 1]
        ];
      }

      return key.map(identifier => this.quoteIdentifier(identifier)).join('.');
    }

    return this._prefixKey(this.quoteIdentifier(key), prefix);
  }

  _prefixKey(key, prefix) {
    if (prefix) {