Want to migrate from DB2 to Oracle ?
Try Withdata DBCopier, a DB2 to Oracle converter for Windows, Mac, and Linux, Migrate DB2 to Oracle, Easy and Fast.
- Step by Step, just a few mouse clicks.
- Create Oracle tables with auto mapping data types. Create Oracle indexes.
Migrate from DB2 to Oracle
Login to DB2 -> Login to Oracle -> Select tables to migrate -> Migrate from DB2 to Oracle
Choose source DB2 database and logon.
Choose target Oracle database and logon.
Click “Wizard – Import All Tables” at task dialog.
then show the wizard.
1. Open source DB2.
2. Set “Import Type”.
3. Select Oracle tables to migrate.
4. Migrate from DB2 to Oracle.
Create Oracle tables. Copy DB2 data to Oracle. Create Oracle indexes.
FAQ
More about DB2 to Oracle converter
Download Withdata DBCopier
See also:
DB2 → Oracle reference
Type mapping
| Value kind | in DB2 | in Oracle |
|---|---|---|
| Int | INTEGER | NUMBER(10) |
| Bigint | BIGINT | NUMBER(19) |
| Decimal | DECIMAL(p,s) | NUMBER(p,s) |
| Float | DOUBLE | BINARY_DOUBLE |
| Text | VARCHAR(n) | VARCHAR2(n) |
| Boolean | SMALLINT | NUMBER(1) |
Dialect differences
Both DB2 and Oracle are database servers, so the differences below are dialect-level: the same concept is spelled differently on each side.
| Property | in DB2 | in Oracle |
|---|---|---|
| port | 50000 | 1521 |
| row limit | FETCH FIRST n ROWS | FETCH FIRST n ROWS ONLY |
| dates | DATE, TIME, TIMESTAMP | DATE, TIMESTAMP |
| long text | CLOB | CLOB, NCLOB |
| binary | BLOB | BLOB, BFILE |
Command line
| Side | Command |
|---|---|
| DB2 | EXPORT TO out.csv OF DEL |
| Oracle | exp / expdp |
| Oracle (load) | sqlldr (SQL*Loader) |
| DB2 (load) | db2 IMPORT FROM file OF DEL |
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