Want to schedule and automate from SQLite to PostgreSQL copy data task?
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Schedule and automate SQLite to PostgreSQL data task
1. Select and run a task from follow list:
- Merge multiple similar SQLite tables to 1 PostgreSQL table
- Batch copy SQLite tables to PostgreSQL
- Copy SQLite query results to PostgreSQL table
- Copy SQLite table data to PostgreSQL
- Migrate SQLite to PostgreSQL
- Sync data from SQLite to PostgreSQL
- Convert SQLite To PostgreSQL
2. Save session and create .bat file.
More about Withdata DBCopier – the tool to copy SQLite data to PostgreSQL
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SQLite → PostgreSQL reference
Type mapping
| Value kind | in SQLite | in PostgreSQL |
|---|---|---|
| Int | INTEGER | integer |
| Bigint | INTEGER | bigint |
| Decimal | NUMERIC | numeric(p,s) |
| Float | REAL | double precision |
| Text | TEXT | varchar(n) |
| Long text | TEXT | text |
| Date | TEXT | date |
| Datetime | TEXT | timestamp |
| Binary | BLOB | bytea |
| Boolean | INTEGER | boolean |
| JSON | TEXT | jsonb |
Dialect differences
Both SQLite and PostgreSQL are database servers, so the differences below are dialect-level: the same concept is spelled differently on each side.
| Property | in SQLite | in PostgreSQL |
|---|---|---|
| port | (file-based) | 5432 |
| identifiers | "double quotes" or [brackets] | "double quotes" |
| dates | TEXT (no date type) | timestamp, timestamptz, date, time |
| binary | BLOB | BYTEA |
Command line
| Side | Command |
|---|---|
| SQLite | sqlite3 .dump |
| PostgreSQL | pg_dump or COPY ... TO |
| PostgreSQL (load) | COPY ... FROM |
| SQLite (load) | .import (sqlite3) |
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