/// <summary>
/// 异步获取最大值
/// </summary>
/// <typeparam name="TProperty">属性</typeparam>
/// <typeparam name="TReturn">返回类型</typeparam>
/// <param name="expression">属性表达式</param>
/// <param name="condition">条件</param>
/// <param name="isWrite">是否为写连接</param>
/// <returns>最大值</returns>
public Task <TReturn> MaxAsync <TProperty, TReturn>(Expression <Func <T, TProperty> > expression, Expression <Func <T, bool> > condition, bool isWrite = false)
{
SqlQuery query = SqlQueryUtil.BuilderQueryMaxSqlQuery(expression, TableName, condition, dbType: WriterDataType);
return(GetDataAccess(isWrite: isWrite).QuerySingleOrDefaultAsync <TReturn>(query));
}