FunctionSyntaxReturn valueReturn data typeDeterminism SYSDATETIMESYSDATETIME ( )Returns adatetime2(7)value containing the date and time of the computer on which the instance of SQL Server runs. The returned value doesn't include the time zone offset.datetime2(7)Nondeterministic ...
Microsoft SQL Server hasmoneyandsmallmoneydata types but since it’s not supported by other popular database vendors, it’s not listed here. 此处列出的数据类型并不包括
This topic provides information about ODBC types that support SQL Server date and time data types. Data Type Mapping in Parameters and Resultsets In addition to the ODBC data types (SQL_TYPE_TIMESTAMP and SQL_TIMESTAMP), two new data types were added in SQL Server Native Client ODBC to ex...
(1)在sqlserver 2008之前,SQL Server 支持datetime 和 smalldatetime 两种日期时间数据类型、这两种数据类型日期和时间是不可分割的、差异在日期范围、精度方面 (2)sql server 2008引入date 和 time 、datetime2、datetimeoffset数据类型、其中datetime2比date范围更大,精度更高、datetimeoffset 有一个时间偏移量组件 (3)...
SQL Server时间日期 日期时间 时间日期类型 date日期格式的类型,默认的字面量格式 YYYY-MM-DD。 INSERTINTOaccountvalues(12,'zhx','1997-10-1') datetime带有日期和时间,时间格式的字符串自动转换为datetime。 INSERTINTOaccountvalues(12,'zhx','1997-10-1 12:23:34')...
OLE DB 用戶端類型SQL Server 2005 類型SQL Server 2008 (或更新版本) 類型結果轉換(伺服器到用戶端)參數轉換(客戶端到伺服器) DBTYPE_DBDATEDatetimeDate[確定][確定] DBTYPE_DBTIMESTAMP時間欄位設定為零。如果時間字段不是零,IRowsetChange 將會因為...
SQL Server 2008 obtains the date and time values by using theGetSystemTimeAsFileTime()Windows API. The accuracy depends on the computer hardware and version of Windows on which the instance of SQL Server is running. The precision of this API is fixed at 100 nanoseconds. The accuracy can be...
Are data types that are used for representing the date and the time of day. datetime Remarks Values with thedatetimedata type are stored internally by the SQL Server 2005 Database Engine as two 4-byte integers. The first 4 bytes store the number of days before or after thebase date: Janu...
MS SQL Server Data Types String Data Types Data typeDescriptionMax char lengthStorage char(n)Fixed-length non-Unicode character data (n must be between 1 and 8000)8,000n bytes (uses one byte for each character) varchar(n)Variable-length non-Unicode character data (n must be between 1 and...
此示例演示如何初始化 SQL Server 2008 中添加的日期/时间数据结构。 随后准备输入值、绑定参数,并执行查询。 有关使用这些类型的详细信息,请参阅日期和时间 改进(ODBC) 。 示例 您将需要一个名为 DateTime 的 ODBC 数据源。 DateTime 的默认数据库应为 tempdb。 此数据源必须基于用于SQL Server...