Want to import multiple TXT (“;” semicolon delimited text) files into a single PostgreSQL table?
Try Withdata FileToDB, a desktop TXT to PostgreSQL converter for Windows, MacOS, and Linux, Convert TXT 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.
- Convert locally and privately, avoid uploading large or private TXT files to online services.
- Support Windows, Linux, and macOS.
Import multiple TXT (“;” semicolon delimited text) files into a single PostgreSQL table
Login to PostgreSQL -> Choose TXT files -> Set PostgreSQL table -> Import TXT files to PostgreSQL table
Choose PostgreSQL and logon.
Click “Wizard – N Files To 1 Table” at task dialog.
Select the “TXT” file type.
then show the wizard.
1. Select a folder that constains TXT (“;” semicolon delimited text) files.
Support large ( > 4GB ) TXT (“;” semicolon delimited text) files.
2. Config first TXT (“;” semicolon delimited text) file importing options.
3. Select a PostgreSQL table and config fields.
4. Preview data will be in PostgreSQL table.
5. Import multiple TXT (“;” semicolon delimited text) files to the PostgreSQL table.
View imported data in PostgreSQL table
Import multiple TXT (“;” semicolon delimited text) files to PostgreSQL in command line
Save “multiple TXT (“;” semicolon delimited text) files to PostgreSQL” session, then you can:
- Import multiple TXT (“;” semicolon delimited text) files to PostgreSQL in Windows command line.
- Import multiple TXT (“;” semicolon delimited text) files to PostgreSQL in Linux command line.
- Import multiple TXT (“;” semicolon delimited text) files to PostgreSQL in macOS command line.
Set scheduled tasks for importing multiple TXT (“;” semicolon delimited text) files to PostgreSQL
You can schedule and automate this converting task by:
- Save session and create .bat (Windows) or .sh (Linux/macOS) file for “TXT to PostgreSQL” conversion.
- Set scheduled task for “TXT to PostgreSQL” conversion.
FAQ
More about Withdata FileToDB – TXT (“;” semicolon delimited text) to PostgreSQL converter
Download Withdata FileToDB
See also:
Semicolon-delimited text → PostgreSQL reference
Type mapping
| Value kind | in Semicolon-delimited text | in PostgreSQL |
|---|---|---|
| Int | 1234 | integer |
| Bigint | 9007199254740993 | bigint |
| Decimal | 1234.56 | numeric(p,s) |
| Float | 1.234e+10 | double precision |
| Text | quoted only when it contains a semicolon or a quote | varchar(n) |
| Long text | must be quoted; line breaks inside force multi-line records | text |
| Date | 2026-09-18 | date |
| Datetime | 2026-09-18 14:30:00 | timestamp |
| Binary | not representable - base64 or hex string | bytea |
| Boolean | TRUE / FALSE, or 1 / 0 depending on the writer | boolean |
| JSON | the whole JSON value quoted, with internal quotes doubled | jsonb |
Dialect differences
Semicolon-delimited text is a file format and PostgreSQL is a database server, so the target has to be told the types the file never carried - the rows below are where the two sides diverge.
| Property | in Semicolon-delimited text | in PostgreSQL |
|---|---|---|
| port | — | 5432 |
| identifiers | Double quotes; a literal quote is doubled ("" ) | "double quotes" |
| row limit | — | LIMIT n |
| dates | Dates often use D/M/Y or D.M.Y in European exports | timestamp, timestamptz, date, time |
| long text | — | TEXT |
| binary | Not supported | BYTEA |
| separator | Semicolon ";" | — |
| encoding | Often ANSI or Latin-1 in European exports; UTF-8 needs a BOM | — |
| typing | None - every field is text | — |
| shape | Flat table, optional header row | Tables of rows and columns |
| ceiling | No formal limit; row count bounded by memory | — |
Command line
| Side | Command |
|---|---|
| PostgreSQL | pg_dump or COPY ... TO |
| PostgreSQL (load) | COPY ... FROM |
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