SQL Server 数据类型 | Oracle 数据类型 |
bigint | NUMBER |
binary | LONG RAW NOT NULL |
bit | NUMBER (1, 0) |
char | VARCHAR2 (900) NOT NULL |
datetime | DATE |
decimal | NUMBER (255, 3) NOT NULL |
float | FLOAT NOT NULL |
image | LONG RAW |
int | NUMBER (255, 3) NOT NULL |
money | NUMBER (255, 3) NOT NULL |
nchar | VARCHAR2 (2000) NOT NULL |
ntext | LONG |
numeric | NUMBER (255, 3) NOT NULL |
nvarchar | VARCHAR2 (2000) NOT NULL |
real | FLOAT NOT NULL |
smallint | NUMBER (255, 3) NOT NULL |
smalldatetime | DATE NOT NULL |
smallmoney | NUMBER (255, 3) NOT NULL |
sql_variant | LONG |
sysname | CHAR(255) |
text | LONG |
timestamp | RAW (255) |
tinyint | NUMBER (255, 3) NOT NULL |
Oracle与SQL Server数据类型对应关系
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2022-07-27
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