/// <summary>
/// Update
/// </summary>
/// <param name="expression">表达式树</param>
/// <param name="isEnableNullValue">是否对null值属性进行sql拼接操作，默认：是</param>
/// <returns>SqlBuilderCore</returns>
public SqlBuilderCore <T> Update(Expression <Func <object> > expression = null, bool isEnableNullValue = true)
{
this._sqlPack.Clear();
this._sqlPack.IsSingleTable = true;
this._sqlPack.IsEnableNullValue = isEnableNullValue;
this._sqlPack += $"UPDATE {this._sqlPack.GetTableName(typeof(T))} SET ";
SqlBuilderProvider.Update(expression.Body, this._sqlPack);
return(this);
}
/// <summary>
/// Update
/// </summary>
/// <param name="expression">表达式树</param>
/// <param name="sqlPack">sql打包对象</param>
/// <returns>SqlPack</returns>
public override SqlPack Update(UnaryExpression expression, SqlPack sqlPack)
{
SqlBuilderProvider.Update(expression.Operand, sqlPack);
return(sqlPack);
}