数据库中的字段类型对应C#的变量类型
数据库 |
C#程序 |
int |
int32 |
text |
string |
bigint |
int64 |
binary |
System.Byte[] |
bit |
Boolean |
char |
string |
datetime |
System.DateTime |
decimal |
System.Decimal |
float |
System.Double |
image |
System.Byte[] |
money |
System.Decimal |
nchar |
String |
ntext |
String |
numeric |
System.Decimal |
nvarchar |
String |
real |
System.Single |
smalldatetime |
System.DateTime |
smallint |
Int16 |
smallmoney |
System.Decimal |
timestamp |
System.DateTime |
tinyint |
System.Byte |
varbinary |
System.Byte[] |
varchar |
String |
Variant |
Object |
unique identifier |
System.Guid |