akk单人操作:操作数数据类型 ntext 对于 max 运算符无效 2024-04-17 15:58:19 0 0 SoStyle.chi_description AS chi_description, SoStyle.description AS eng_description, SoStyle.chi_quality AS chi_quality, SoStyle.quality_text AS quality_text 在添加以下长字段查询时,报错:不能比较或排序 text、ntext 和 image 数据类型,除非使用 IS NULL 或 LIKE 运算符 后在每个字段中加MAX(); 又报错:操作数数据类型 ntext 对于 max 运算符无效 最后将其转换成 MAX(CONVERT(NVARCHAR(1000), soStyle.chi_description)) AS chi_description, MAX(CONVERT(NVARCHAR(1000), soStyle.description)) AS eng_description, MAX(CONVERT(NVARCHAR(1000), soStyle.chi_quality)) AS chi_quality, MAX(CONVERT(NVARCHAR(1000), soStyle.quality_text)) AS quality_text 编译通过 转载于:https://www.cnblogs.com/Michael-D/p/4063678.html 收藏(0)