Want to upsert data from TXT (“;” semicolon delimited text) file to Redshift?
Upsert: inserts rows into a table if they do not already exist, or updates them if they do.
Try Withdata FileToDB, a desktop TXT to Redshift converter for Windows, MacOS, and Linux, Convert TXT 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.
- Convert locally and securely, avoid uploading large or private TXT file(s) to online services.
Upsert data from TXT (“;” semicolon delimited text) file to Redshift
Choose Redshift and logon.

Click “Wizard – 1 File To 1 Table” at task dialog.

Select the “TXT” file type.

then show the wizard.
1. Open a TXT (“;” semicolon delimited text) file.

2. Select a table and config fields.
Set “Load Type” to “Upsert”, choice “By Key”.

3. Preview data.

4. Upsert TXT data to Redshift.

View upserted data

Upsert TXT data to Redshift in command line
Save “TXT to Redshift” session, then you can:
- Upsert TXT to Redshift in Windows command line.
- Upsert TXT to Redshift in Linux command line.
- Upsert TXT to Redshift in macOS command line.
Set scheduled tasks for upseting TXT data to Redshift
You can schedule and automate this “TXT to Redshift” conversion task by:
- Save session and create .bat (Windows) or .sh (Linux/macOS) file for “TXT to Redshift” conversion.
- Set scheduled task for “TXT to Redshift” conversion.
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