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TA貢獻(xiàn)1817條經(jīng)驗(yàn) 獲得超14個(gè)贊
這適用于SQL Server 2005。SQL Server 2008,SQL Server 2008 R2,SQL Server 2012和SQL Server 2014的表的更新版本。
SQL Server數(shù)據(jù)類型及其.NET Framework等價(jià)物
下表列出了Microsoft SQL Server數(shù)據(jù)類型,它們?cè)?strong>System.Data.SqlTypes命名空間中SQL Server的公共語(yǔ)言運(yùn)行時(shí)(CLR)中的等效項(xiàng),以及Microsoft .NET Framework中它們的本機(jī)CLR等效項(xiàng)。
SQL Server data type CLR data type (SQL Server) CLR data type (.NET Framework)
varbinary SqlBytes, SqlBinary Byte[]
binary SqlBytes, SqlBinary Byte[]
varbinary(1), binary(1) SqlBytes, SqlBinary byte, Byte[]
image None None
varchar None None
char None None
nvarchar(1), nchar(1) SqlChars, SqlString Char, String, Char[]
nvarchar SqlChars, SqlString String, Char[]
nchar SqlChars, SqlString String, Char[]
text None None
ntext None None
uniqueidentifier SqlGuid Guid
rowversion None Byte[]
bit SqlBoolean Boolean
tinyint SqlByte Byte
smallint SqlInt16 Int16
int SqlInt32 Int32
bigint SqlInt64 Int64
smallmoney SqlMoney Decimal
money SqlMoney Decimal
numeric SqlDecimal Decimal
decimal SqlDecimal Decimal
real SqlSingle Single
float SqlDouble Double
smalldatetime SqlDateTime DateTime
datetime SqlDateTime DateTime
sql_variant None Object
User-defined type(UDT) None user-defined type
table None None
cursor None None
timestamp None None
xml SqlXml None
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