一旦成功连接到数据库,我们可以执行SQL查询语句。在本例中,我们将使用SELECT语句查询当前时间。 以下是查询当前时间的SQL语句: SELECTGETDATE()ASCurrentDateTime; 1. 代码解释: SELECT: 用于选择查询结果。 GETDATE(): 内置函数,用于获取当前日期和时间。 AS CurrentDateTime: 别名,用于将查询结果列的
在 SQL Server 中，`current_date` 是一个内置的函数，用于返回当前日期。这个函数在 SQL 查询中非常有用，因为它可以帮助你获取和处理当前的日期。以下是 `current_date` 在 SQL Server 中的一些基本用法：1. **获取当前日期**：```sql SELECT current_date;```这将返回当前的日期。2. **与日期格式化结合...
Microsoft Fabric 的 SQL 端點分析 Microsoft Fabric 的倉儲 此函式將目前資料庫的系統時間戳記以datetime值傳回 (不含資料庫時區位移)。CURRENT_TIMESTAMP會從執行 SQL Server 執行個體之電腦的作業系統衍生此值。 注意 SYSDATETIME和SYSUTCDATE比GETDATE和GETUTCDATE具有更高的精確度,以小數秒數有效位數來度量。SYS...
Example 3: Get the Current Date and Time in MS SQL In this example, we’ll walk through how to get the current date and time using Microsoft SQL Server. To get the current date and time of the server that your SQL runs on, use the following query: SELECT GETDATE(); Copy This quer...
WITH //Creates a set of tuples consisting of all Calendar Years crossjoined with //all Product Categories SET MyTuples AS CROSSJOIN( [Date].[Calendar Year].[Calendar Year].MEMBERS, [Product].[Category].[Category].MEMBERS) //Iterates through each tuple in the set and returns the name of...
The following examples use the six SQL Server system functions that return current date and time to return the date, the time, or both. The values are returned in series so their fractional seconds might differ. A. Get the Current System Date and Time ...
SQL Server How To Generate the Data for missing Dates till current dateYou can use aLEFT JOIN...
Support Date/Time Extended Data Type for Linked/Imported Tables When selected, enables Date/Time Extended data type support for linking to or importing from external databases that use an equivalent data type, such as datetime2 in SQL Server. Access warns you that setting this ...
Before the data snapshot has been generated, the value of CurrentSnapshotDateTime is 0, which translates to the date "1/1/0001 12:00 am". This property can be retrieved or set by any user. This namespace, class, or member is supported only in version 2.0 of the...
SQL SQL Server 2005 SQL Server 语言参考 Transact-SQL 参考 使用英语阅读 保存 添加到集合添加到计划 通过 Facebookx.com 共享LinkedIn电子邮件 打印 CURRENT_TIMESTAMP (Transact-SQL) 项目 2008/12/15 本文内容 语法 返回类型 备注 示例 请参阅 返回当前日期的和时间。此函数是 ANSI SQL,等价于GETDATE。