从Sql server 2000 到 Oracle 10g数据库迁移数据类型转化

2010-01-12

从Sql server 2000 到 Oracle 10g数据库迁移数据类型转化

SqlServer 2k转换为Oracle 10g

列名 SqlServer数据类型 SqlServer长度 Oracle数据类型

column1 bigint 8 NUMBER(19)

column2 binary 50 RAW(50)

column3 bit 1 NUMBER(2)

column4 char 10 CHAR(10)

column5 datetime 8 DATE

column6 decimal 9 NUMBER(18)

column7 float 8 BINARY_DOUBLE

column8 image 16 BLOB

column9 int 4 NUMBER(10)

column10 money 8 NUMBER(19,4)

column11 nchar 10 NCHAR(10)

column12 ntext 16 NCLOB

column13 numeric 9 NUMBER(18)

column14 nvarchar 50 NVARCHAR2(50)

column15 real 4 BINARY_FLOAT

column16 smalldatetime 4 DATE

column17 smallint 2 NUMBER(5)

column18 smallmoney 4 NUMBER(10,4)

column19 sql_variant BLOB

column20 text 16 CLOB

column21 timestamp 8 RAW(8)

column22 tinyint 1 NUMBER(3)

column23 uniqueidentifier 16 BLOB

column24 varbinary 50 RAW(50)

column25 varchar 50 VARCHAR2(50)

Oracle 10g 转换为SqlServer 2k

Oracle列名 Oracle数据类型 SqlServer列名 SqlServer数据类型 SqlServer数据长度

COLUMN1 BINARY_DOUBLE COLUMN1 float 8

COLUMN2 BINARY_FLOAT COLUMN2 real 4

COLUMN3 BLOB COLUMN3 image 16

COLUMN4 CLOB COLUMN4 ntext 16

COLUMN5 CHAR(10) COLUMN5 nchar 10

COLUMN6 DATE COLUMN6 datetime 8

COLUMN12 NUMBER COLUMN12 numeric 13

COLUMN13 NVARCHAR2(10) COLUMN13 nvarchar 10

COLUMN14 RAW(10) COLUMN14 varbinary 10

COLUMN15 TIMESTAMP(6) COLUMN15 datetime 8

COLUMN16 TIMESTAMP(6) WITH LOCAL TIME ZONE COLUMN16 datetime 8

COLUMN17 TIMESTAMP(6) WITH TIME ZONE COLUMN17 datetime 8

COLUMN18 VARCHAR2(10) COLUMN18 nvarchar 10

COLUMN7 INTERVAL DAY(2) TO SECOND(6) COLUMN7 nvarchar 30

COLUMN8 INTERVAL YEAR(2) TO MONTH COLUMN8 nvarchar 14

COLUMN9 LONG COLUMN9 ntext 16

COLUMN10 LONG RAW COLUMN10 image 16

COLUMN11 NCLOB COLUMN11 ntext