Want to transfer data from Clipper query results to PostgreSQL table?
Try Withdata DBCopier, a Clipper to PostgreSQL converter for Windows, Mac, and Linux, Copy Clipper query 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 Clipper query To PostgreSQL table
Login to Clipper and PostgreSQL -> Enter source Clipper query -> Set target PostgreSQL table -> Copy Clipper query data to PostgreSQL table
Choose source Clipper database and logon.
Choose target PostgreSQL database and logon.
Click “Convert From Query” at task dialog.
then show the wizard.
1. Set a Clipper query.
2. Select a destination PostgreSQL table and config fields.
3. Preview data.
4. Transfer data from Clipper query result to PostgreSQL table.
More about Clipper to PostgreSQL converter
Download Withdata DBCopier
See also:
- Copy Clipper table data to PostgreSQL
- Merge multiple similar Clipper tables to 1 PostgreSQL table
- Batch copy Clipper tables to PostgreSQL
Clipper → PostgreSQL reference
Type mapping
| Value kind | in Clipper | in PostgreSQL |
|---|---|---|
| Int | Numeric(10,0) | integer |
| Bigint | Numeric(19,0) | bigint |
| Decimal | Numeric(p,s) | numeric(p,s) |
| Float | Float | double precision |
| Text | Character(n) | varchar(n) |
| Long text | Memo | text |
| Date | Date | date |
| Datetime | (none) | timestamp |
| Binary | (none) | bytea |
| Boolean | Logical | boolean |
| JSON | (none) | jsonb |
Dialect differences
Both Clipper and PostgreSQL are database servers, so the differences below are dialect-level: the same concept is spelled differently on each side.
| Property | in Clipper | in PostgreSQL |
|---|---|---|
| port | (file-based) | 5432 |
| identifiers | — | "double quotes" |
| row limit | (driver dependent) | LIMIT n |
| dates | Date (D) | timestamp, timestamptz, date, time |
| long text | Memo (M) | TEXT |
| binary | — | BYTEA |
Command line
| Side | Command |
|---|---|
| PostgreSQL | pg_dump or COPY ... TO |
| PostgreSQL (load) | COPY ... FROM |
No counterpart
- PostgreSQL has no equivalent for Date and time – it has to be flattened or dropped.
- PostgreSQL has no equivalent for Binary – it has to be flattened or dropped.
- PostgreSQL has no equivalent for JSON – it has to be flattened or dropped.
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