描述性注释 MS_Description
查看特别表,所有字段 描述性注释
| SELECT |
| obj.name AS ObjectName, |
| col.name AS ColumnName, |
| ep.value AS Description |
| FROM |
| sys.extended_properties ep |
| INNER JOIN |
| sys.objects obj ON ep.major_id = obj.object_id |
| LEFT JOIN |
| sys.columns col ON ep.major_id = col.object_id AND ep.minor_id = col.column_id |
| WHERE |
| ep.name = N'MS_Description' |
| AND obj.name = N'sqb_file' |
| ObjectName ColumnName Description |
| ------------------------------ ------------------------------ ------------------------------ |
| sqb_file sqb_s11 (长度,宽度,厚度)的尺寸标准 |
| sqb_file sqb_del 删除标志位 |
查看特别表,特定字段 描述性注释
| SELECT |
| obj.name AS ObjectName, |
| col.name AS ColumnName, |
| ep.value AS Description |
| FROM |
| sys.extended_properties ep |
| INNER JOIN |
| sys.objects obj ON ep.major_id = obj.object_id |
| LEFT JOIN |
| sys.columns col ON ep.major_id = col.object_id AND ep.minor_id = col.column_id |
| WHERE |
| ep.name = N'MS_Description' |
| AND obj.name = N'sqb_file' |
| AND col.name = N'sqb_del'; |
| ObjectName ColumnName Description |
| ------------------------------ ------------------------------ ------------------------------ |
| sqb_file sqb_del 删除标志位 |
新增描述性注释
| |
| EXEC sp_addextendedproperty |
| @name = N'MS_Description', |
| @value = N'删除标志位', |
| @level0type = N'Schema', @level0name = N'dbo', |
| @level1type = N'Table', @level1name = N'sqb_file', |
| @level2type = N'Column', @level2name = N'sqb_del'; |
修改描述性注释
| |
| EXEC sp_updateextendedproperty |
| @name = N'MS_Description', |
| @value = N'这是要修改删除标志位', |
| @level0type = N'Schema', @level0name = N'dbo', |
| @level1type = N'Table', @level1name = N'sqb_file', |
| @level2type = N'Column', @level2name = N'sqb_del'; |
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2022-10-31 auo agv参数