Want to migrate from SQLite to PostgreSQL ?
Try Withdata DBCopier, a SQLite to PostgreSQL converter for Windows, Mac, and Linux, Migrate SQLite to PostgreSQL, Easy and Fast.
- Step by Step, just a few mouse clicks.
- Create PostgreSQL tables with auto mapping data types. Create PostgreSQL indexes.
Migrate from SQLite to PostgreSQL
Login to SQLite -> Login to PostgreSQL -> Select tables to migrate -> Migrate from SQLite to PostgreSQL
Choose source SQLite database and logon.
Choose target PostgreSQL database and logon.
Click “Wizard – Import All Tables” at task dialog.
then show the wizard.
1. Open source SQLite.
2. Set “Import Type”.
3. Select PostgreSQL tables to migrate.
4. Migrate from SQLite to PostgreSQL.
Create PostgreSQL tables. Copy SQLite data to PostgreSQL. Create PostgreSQL indexes.
FAQ
More about SQLite to PostgreSQL converter
Download Withdata DBCopier
See also:
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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