在Sql-Server中,Money数据类型用于存储货币值。它是一种固定精度的数据类型,用于表示财务金额。Money类型的数据在数据库中以8字节的存储空间来表示。 Money数据类型的主要特点包括:...
CREATE TABLE DROP TABLE SQL:里的逻辑运算符 and or NOT //与或非 还有:= 即表示等于,又可以表示比较 <>不等于 !=不正规 7:SQL Server中的函数 一:字符串函数 用于控制返回给用户的字符串 charindex(‘sql’,‘hello sql word’)//查找位置 LEN(length)判断长度 LEN(‘hello’) UPPER//大写模式 LTRIM...
“!”只能用在MS sql server和DB2中个,其它数据库不支持。推荐使用“<>”和”not ”来进行不等的判断 多值判断,范围值判断 IN语句,between and 语句的使用。 select * from T_Person where FAge =19 or FAge =20 or FAge =24 -- 上面这条语句等价于下面这条 select * from T_Person where FAge in ...
You don't need to enclose currency or monetary data in single quotation marks ('). While you can specify monetary values preceded by a currency symbol, SQL Server doesn't store any currency information associated with the symbol, it only stores the numeric value....
Wherenis the number of bits that are used to store the mantissa of thefloatnumber in scientific notation and, therefore, dictates the precision and storage size. Ifnis specified, it must be a value between1and53. The default value ofnis53. ...
“Unable to enlist in the transaction” with Oracle linked server from MS SQL Server [<Name of Missing Index, sysname,>] in non clustered index [Execute SQL Task] Error: The value type (__ComObject) can only be converted to variables of ...
Approximate-number data types for use with floating point numeric data. Floating point data is approximate; therefore, not all values in the data type range can be represented exactly. The ISO synonym forrealisfloat(24). float[(n)] Wherenis the number of bits that are used to store the ma...
Represents a currency value ranging from -2 63 (or -922,337,203,685,477.5808) to 2 63 -1 (or +922,337,203,685,477.5807) with an accuracy to a ten-thousandth of currency unit to be stored in or retrieved from a database.
在数据库中,SQL Server的字符型系统数据类型主要包括A.Int、money、charB.char、varchar、textC.datetime、binary、in
(Inherited from TSqlFragment) FragmentLength Defines the number of characters the fragment takes up in the script it was parsed. (Inherited from TSqlFragment) LastTokenIndex Gets or sets the last index of the token. (Inherited from TSqlFragment) LiteralType Represents the type of the ...