Want to migrate from PostgreSQL to Redshift?
Try Withdata DBCopier, a PostgreSQL to Redshift converter for Windows, Mac, and Linux, Migrate PostgreSQL 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 PostgreSQL to Redshift
Login to PostgreSQL -> Login to Redshift -> Select tables to migrate -> Migrate from PostgreSQL to Redshift
Choose source PostgreSQL database and logon.
Choose target Redshift database and logon.
Click “Wizard – Import All Tables” at task dialog.
then show the wizard.
1. Open source PostgreSQL.
2. Set “Import Type”.
3. Select Redshift tables to migrate.
4. Migrate from PostgreSQL to Redshift.
Create Redshift tables. Copy PostgreSQL data to Redshift. Create Redshift indexes.
FAQ
More about PostgreSQL to Redshift converter
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See also:
PostgreSQL → Redshift reference
Type mapping
| Value kind | in PostgreSQL | in Redshift |
|---|---|---|
| Long text | text | varchar(max) |
| Binary | bytea | (none) |
| JSON | jsonb | super |
Dialect differences
Both PostgreSQL and Redshift are database servers, so the differences below are dialect-level: the same concept is spelled differently on each side.
| Property | in PostgreSQL | in Redshift |
|---|---|---|
| port | 5432 | 5439 |
| dates | timestamp, timestamptz, date, time | timestamp, date |
| long text | TEXT | VARCHAR(MAX) |
| binary | BYTEA | — |
Command line
| Side | Command |
|---|---|
| PostgreSQL | pg_dump or COPY ... TO |
| Redshift | UNLOAD to S3 |
| Redshift (load) | COPY from S3 |
| PostgreSQL (load) | COPY ... FROM |
No counterpart
- PostgreSQL values of kind Binary have nowhere to go in Redshift.
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