/// <summary>
 /// 不包含(自动忽略空)。
 /// </summary>
 /// <param name="field">列,例:aa</param>
 /// <param name="values">内容列表</param>
 /// <param name="op">逻辑操作符:and、or,不区分大小写。</param>
 /// <returns></returns>
 public virtual ISelectCommandBuilder NotIn(string field, System.Collections.IEnumerable values, string op = "and")
 {
     _whereExpression.NotIn(field, values, op);
     return(this);
 }
 /// <summary>
 /// 不包含(自动忽略空或空文本)。
 /// </summary>
 /// <param name="operator">逻辑操作符。</param>
 /// <param name="field">列,例:aa</param>
 /// <param name="values">文本内容列表</param>
 /// <returns></returns>
 public virtual ISelectCommandBuilder NotIn(WhereOperators @operator, string field, System.Collections.Generic.IEnumerable <string> values)
 {
     _whereExpression?.NotIn(@operator, field, values);
     return(this);
 }