Want to migrate from DB2 to Redshift?
Try Withdata DBCopier, a DB2 to Redshift converter for Windows, Mac, and Linux, Migrate DB2 to Redshift, Easy and Fast.
- Step by Step, just a few mouse clicks.
- Create Redshift tables with auto mapping data types. Create Redshift indexes.
Migrate from DB2 to Redshift
Login to DB2 -> Login to Redshift -> Select tables to migrate -> Migrate from DB2 to Redshift
Choose source DB2 database and logon.

Choose target Redshift 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 Redshift tables to migrate.

4. Migrate from DB2 to Redshift.
Create Redshift tables. Copy DB2 data to Redshift. Create Redshift indexes.

FAQ
More about DB2 to Redshift converter
See also:
DB2 → Redshift reference
Type mapping
| Value kind | in DB2 | in Redshift |
|---|---|---|
| Int | INTEGER | integer |
| Bigint | BIGINT | bigint |
| Decimal | DECIMAL(p,s) | numeric(p,s) |
| Float | DOUBLE | double precision |
| Text | VARCHAR(n) | varchar(n) |
| Long text | CLOB | varchar(max) |
| Date | DATE | date |
| Datetime | TIMESTAMP | timestamp |
| Binary | BLOB | (none) |
| Boolean | SMALLINT | boolean |
| JSON | CLOB | super |
Dialect differences
Both DB2 and Redshift are database servers, so the differences below are dialect-level: the same concept is spelled differently on each side.
| Property | in DB2 | in Redshift |
|---|---|---|
| port | 50000 | 5439 |
| row limit | FETCH FIRST n ROWS | LIMIT n |
| dates | DATE, TIME, TIMESTAMP | timestamp, date |
| long text | CLOB | VARCHAR(MAX) |
| binary | BLOB | — |
Command line
| Side | Command |
|---|---|
| DB2 | EXPORT TO out.csv OF DEL |
| Redshift | UNLOAD to S3 |
| Redshift (load) | COPY from S3 |
| DB2 (load) | db2 IMPORT FROM file OF DEL |
No counterpart
- DB2 values of kind Binary have nowhere to go in Redshift.
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