SQL Server 和Oracle 数据类型对应
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 | 16 |