Want to transfer data from multiple similar Redshift tables to 1 PostgreSQL table?
Try Withdata DBCopier, a Redshift to PostgreSQL converter for Windows, Mac, and Linux, Copy Redshift data to PostgreSQL, 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 multiple similar Redshift tables to a single PostgreSQL table
Login to Redshift and PostgreSQL -> Select source Redshift tables -> Set the target PostgreSQL table -> Copy Redshift data to PostgreSQL
Choose source Redshift database and logon.
Choose target PostgreSQL database and logon.
Click “Convert Similar Tables” at task dialog.
then show the wizard.
1. Select similar Redshift tables.
2. Select a destination PostgreSQL table and config fields.
3. Preview data.
4. Import data from multiple similar Redshift tables to a single PostgreSQL table.
More about Redshift to PostgreSQL converter
Download Withdata DBCopier
See also:
- Copy Redshift table data to PostgreSQL
- Copy Redshift query results to PostgreSQL table
- Batch copy Redshift tables to PostgreSQL
Redshift → PostgreSQL reference
Type mapping
| Value kind | in Redshift | in PostgreSQL |
|---|---|---|
| Long text | varchar(max) | text |
| Binary | (none) | bytea |
| JSON | super | jsonb |
Dialect differences
Both Redshift and PostgreSQL are database servers, so the differences below are dialect-level: the same concept is spelled differently on each side.
| Property | in Redshift | in PostgreSQL |
|---|---|---|
| port | 5439 | 5432 |
| dates | timestamp, date | timestamp, timestamptz, date, time |
| long text | VARCHAR(MAX) | TEXT |
| binary | — | BYTEA |
Command line
| Side | Command |
|---|---|
| Redshift | UNLOAD to S3 |
| PostgreSQL | pg_dump or COPY ... TO |
| PostgreSQL (load) | COPY ... FROM |
| Redshift (load) | COPY from S3 |
No counterpart
- PostgreSQL has no equivalent for Binary – it has to be flattened or dropped.
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