Want to transfer data from Oracle query results to Redshift table?
Try Withdata DBCopier, a Oracle to Redshift converter for Windows, Mac, and Linux, Copy Oracle query to Redshift, Easy and Fast.
- Can run in GUI mode, Step by Step, just a few mouse clicks.
- Can run in Command line, for Scheduled Tasks and Streams.
- Support Windows, Linux, and macOS.
Transfer data from Oracle query To Redshift table
Login to Oracle and Redshift -> Enter source Oracle query -> Set target Redshift table -> Copy Oracle query data to Redshift table
Choose source Oracle database and logon.
Choose target Redshift database and logon.
Click “Convert From Query” at task dialog.
then show the wizard.
1. Set a Oracle query.
2. Select a destination Redshift table and config fields.
3. Preview data.
4. Transfer data from Oracle query result to Redshift table.
More about Oracle to Redshift converter
Download Withdata DBCopier
See also:
- Copy Oracle table data to Redshift
- Merge multiple similar Oracle tables to 1 Redshift table
- Batch copy Oracle tables to Redshift
Oracle → Redshift reference
Type mapping
| Value kind | in Oracle | in Redshift |
|---|---|---|
| Int | NUMBER(10) | integer |
| Bigint | NUMBER(19) | bigint |
| Decimal | NUMBER(p,s) | numeric(p,s) |
| Float | BINARY_DOUBLE | double precision |
| Text | VARCHAR2(n) | varchar(n) |
| Long text | CLOB | varchar(max) |
| Date | DATE | date |
| Datetime | TIMESTAMP | timestamp |
| Binary | BLOB | (none) |
| Boolean | NUMBER(1) | boolean |
| JSON | CLOB | super |
Dialect differences
Both Oracle and Redshift are database servers, so the differences below are dialect-level: the same concept is spelled differently on each side.
| Property | in Oracle | in Redshift |
|---|---|---|
| port | 1521 | 5439 |
| row limit | FETCH FIRST n ROWS ONLY | LIMIT n |
| dates | DATE, TIMESTAMP | timestamp, date |
| long text | CLOB, NCLOB | VARCHAR(MAX) |
| binary | BLOB, BFILE | — |
Command line
| Side | Command |
|---|---|
| Oracle | exp / expdp |
| Redshift | UNLOAD to S3 |
| Redshift (load) | COPY from S3 |
| Oracle (load) | sqlldr (SQL*Loader) |
No counterpart
- Oracle values of kind Binary have nowhere to go in Redshift.
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