Withdata Software

Merge multiple similar PostgreSQL tables to 1 Redshift table

Want to transfer data from multiple similar PostgreSQL tables to 1 Redshift table?

Try Withdata DBCopier, a PostgreSQL to Redshift converter for Windows, Mac, and Linux, Copy PostgreSQL data to Redshift, Easy and Fast.

Download Withdata DBCopier
Windows 64 bit
Windows 32 bit
Linux .deb (For Debian, Ubuntu) 64 bit
Linux .rpm (For Red Hat, Fedora, SUSE) 64 bit
MacOS 64 bit

Transfer data from multiple similar PostgreSQL tables to a single Redshift table

Login to PostgreSQL and Redshift -> Select source PostgreSQL tables -> Set the target Redshift table -> Copy PostgreSQL data to Redshift

Choose source PostgreSQL database and logon.

Choose target Redshift database and logon.

Click “Convert Similar Tables” at task dialog.

then show the wizard.

1. Select similar PostgreSQL tables.

2. Select a destination Redshift table and config fields.

3. Preview data.

4. Import data from multiple similar PostgreSQL tables to a single Redshift table.


More about PostgreSQL to Redshift converter

See also:

PostgreSQL → Redshift reference

Type mapping

Value kindin PostgreSQLin Redshift
Long texttextvarchar(max)
Binarybytea(none)
JSONjsonbsuper

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.

Propertyin PostgreSQLin Redshift
port54325439
datestimestamp, timestamptz, date, timetimestamp, date
long textTEXTVARCHAR(MAX)
binaryBYTEA—

Command line

SideCommand
PostgreSQLpg_dump or COPY ... TO
RedshiftUNLOAD to S3
Redshift (load)COPY from S3
PostgreSQL (load)COPY ... FROM

No counterpart

  • PostgreSQL values of kind Binary have nowhere to go in Redshift.

Convert your data online, free

Free in-browser converters for CSV, Excel, JSON, XML and SQL: Withdata Online Data Conversion. Large files, batch conversion or scheduling? See the offline desktop apps, or browse all data conversion tools.