数据SQL 的相关内容

问答 2020-01-05 来自：开发者社区

根据源表数据中的条件更新或插入SQL Server目标表数据

我有两个SQL Server表，一个是我的目标表（LocaleStringResource），另一个是源表（TempResourceSunil）。源表包含以下列：TempResourceSunil [ID], [LanguageId], [ResourceName], [ResourceValue], [Burmese], [Unicode] 并且目标表的列是LocaleString...

问答 2020-01-05 来自：开发者社区

使用EF使用API将数据与SQL表联接

我有这个结构：用于注释和其他数据表的SQL数据库（这似乎与该问题无关）。注释表中有票证的参考。为此，我正在使用Entity Framework加载数据。票证的API调用，我正在使用HttpClientC＃中的。现在，我想使用SQL查询将这两个对象相互连接，以从注释中查询多个其他相关数据。在SQL中，我知道您可以做这样的事情。将表声明为变量，插入一些数据并将其与注释合并。 decla...

问答 2020-01-05 来自：开发者社区

如何将数据从CSV文件插入到具有特定列的SQL Server？

我有多个具有相同列模式（450列）的csv文件。我只需要占用第340位的一列并将该列数据插入SQL Server2016。我可以使用批量插入，但是在此之前，我需要创建一个450列的临时表，这需要很长时间。是否有其他可用的方法可用于仅接受特定列（第340列）并将其数据插入SQL Server？ SQL服务器

问答 2020-01-04 来自：开发者社区

将数据从Datagridview保存到SQL C＃

尝试使用存储过程将行保存datagridview到SQL Server表时遇到问题。这是c＃代码： SqlConnection con = new SqlConnection("server= localhost;Database = Vehiculum ;integrated Security = true"); con.Open(); SqlCommand cmd = new Sql...

问答 2020-01-04 来自：开发者社区

努力从XML数据中提取值（T-SQL）

这是文件底部的XML数据片段，显示了结束标记（这是一个巨大的文件）： EncounterFileName EncounterSubmitter 2019-12-13T08:47:00.0000000-08:00 Accepted BatchNumber 1277104 ...

问答 2019-12-26 来自：开发者社区

如何将数据从SQL Server 2005导出到MySQL [关闭]

我一直在SQL Server 2005努力尝试避免获取大量数据。我已经获得了一个包含近300个表的数据库，我需要将其转换为MySQL数据库。我的第一个电话是使用bcp，但不幸的是，它不会产生有效的CSV-字符串未封装，因此您无法处理其中包含逗号的字符串的任何行（或用作分隔符的任何行）而且我仍然必须手写所有的create table语句，因为显然CSV不会告诉您有关数据类型的任何信息。最好是如.....

问答 2019-12-21 来自：开发者社区

将数据从文本框保存到sql server表时出错

问答 2019-12-17 来自：开发者社区

使用 Python 将数据批量加载到 SQL Server 中的最佳方式

问答 2019-12-04 来自：开发者社区

从SQL Server表插入数据到Oracle数据库表与dblink使用SQL服务器

我有一个表在Oracle命名HR.ST_ADISYON_DETAY。我可以发送选择命令,从那里获取数据等 SELECT TOP 100 * FROM OPENQUERY([HBT_CONNECTION] , 'select * from HR.ST_ADISYON_DETAY ORDER BY TARIH DESC'); 我创建了dblink。我dblink叫HBT_CONNECTION...

问答 2019-12-02 来自：开发者社区

如果不存在数据，则添加归零的行 SQL Server 2016

我有一Datetime列叫[Start Time]我用来从SQL代码中提取日期 convert(date, format([Start Time], 'dd/MM/yyyy'), 103) as [Date] 然后我有其他列，按[Date]例如分组 sum([profit]) as [DailyProfit] 但是，由于我的日期列表基于一个字段，因此在没有数据的情况下会丢失行。例...

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云数据库SQL Server，具有企业许可授权，权限更为开放，引擎功能更为强大。能完美支持Windows平台的.NET架构，支持复杂SQL查询，性能优秀，并有强大的可视化管理工具，帮助您轻松管理数据。

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