异构关系数据库，MySql与Oracle之间的数据类型转换参考

编号

MySQL

ToOracle

Oracle

1

GEOMETRY

BLOB

BLOB

2

GEOMETRYCOLLECTION

BLOB

BLOB

3

MULTILINESTRING

BLOB

BLOB

4

LINESTRING

BLOB

BLOB

5

MULTIPOINT

BLOB

BLOB

6

MULTIPOLYGON

BLOB

BLOB

7

POINT

BLOB

BLOB

8

POLYGON

BLOB

BLOB

9

DECIMAL

INTEGER

Number

10

DECIMAL(10)

INTEGER

Number

11

BLOB

VARCHAR2(2000)

BLOB

12

BLOB(10)

VARCHAR2(2000)

BLOB

13

LONGBLOB

VARCHAR2(2000)

BLOB

14

MEDIUMBLOB

VARCHAR2(2000)

BLOB

15

TINYBLOB

VARCHAR2(2000)

BLOB

16

BINARY(10)

BLOB

RAW

17

VARBINARY(10)

VARCHAR2(2000)

RAW

18

YEAR

DATE

NUMBER(3,0)

19

DOUBLE

NUMBER

BINARY_DOUBLE（NUMBER也可以）

20

FLOAT

NUMBER

BINARY_FLOAT（NUMBER也可以）

21

CHAR(2)

VARCHAR2(2)

CHAR

22

NVARCHAR(10)

VARCHAR2(10)

NVARCHAR

23

TEXT(10)(建表后成为TINYTEXT)

VARCHAR2(85)

CLOB

24

REAL(生成表后成为Double)

NUMBER

NUMBER

25

BIT

VARCHAR2(2000)

RAW

26

ENUM('test1','test2')

VARCHAR2(5)

VARCHAR2

27

SET('test1','test2')

VARCHAR2(11)

VARCHAR2

28

INT

INTEGER

NUMBER

29

TIMESTAMP

DATE

TIMESTAMP

30

BIGINT

INTEGER

NUMBER

31

INT(8)

INTEGER

NUMBER

32

MEDIUMINI(10)

INTEGER

NUMBER

33

SMALLINT(2)

INTEGER

NUMBER

34

TINYINT

INTEGER

NUMBER

35

TINYTEXT

VARCHAR2(85)

CLOB

36

VARCHAR

VARCHAR

VARCHAR

38

DATE

DATE

DATE

39

DATETIME

DATETIME

DATETIME

40

TIME

DATE

VARCHAR

41

LONGTEXT

CLOB

CLOB

42

MEDIUMTEXT

CLOB

CLOB

编号

Oracle

ToMySQL

MySQL

1

BINARY_DOUBLE

TINYTEXT

DOUBLE

2

BINARY_FLOAT

TINYTEXT

FLOAT

3

BLOB

LONGBLOB

BLOB

4

CHAR

VARCHAR(2)

CHAR

5

DATE

UNKNOWN

DATE

6

INTERVAL DAY TOSECOND

TINYTEXT

TINYTEXT

7

INTERVAL YEAR TO MONTH

TINYTEXT

TINYTEXT

8

NUMBER

DOUBLE

NUMBER

9

NVARCHAR2

VARCHAR(20)

NVARCHAR2

10

RAW

VARCHAR(20)

11

TIMESTAMP

UNKNOWN

DATETIME

12

TIMESTAMP(6) WITH LOCAL TIME ZONE

TINYTEXT

TINYTEXT

13

TIMESTAMP(6) WITH TIME ZONE

TINYTEXT

TINYTEXT

14

CLOB

MEDIUMTEXT

MEDIUMTEXT

15

LONG

TINYTEXT

TINYTEXT

16

NCLOB

MEDIUMTEXT

MEDIUMTEXT

17

VARCHAR2

VARCHAR2

VARCHAR2