Want to sync data from PostgreSQL to SQLite ?
Try Withdata DBCopier, a PostgreSQL to SQLite converter for Windows, Mac, and Linux, Synchronize PostgreSQL to SQLite, 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.
Synchronize data from PostgreSQL to SQLite
Login to PostgreSQL and target SQLite -> Select source PostgreSQL tables -> Set target SQLite tables -> Sync PostgreSQL data to SQLite
Choose source PostgreSQL database and logon.
Choose target SQLite database and logon.
Click “Wizard – Import All Tables” at task dialog.
then show the wizard.
1. Select source PostgreSQL tables to sync.
2. List target SQLite tables.
Set “Import Type” to “Replace”, it will do a full synchronization.
Or set “Import Type” to “Upsert”, it will do a upsert synchronization.
3. Select SQLite tables to sync.
4. Sync PostgreSQL data to SQLite.
More about PostgreSQL to SQLite converter
Download Withdata DBCopier
See also:
PostgreSQL → SQLite reference
Type mapping
| Value kind | in PostgreSQL | in SQLite |
|---|---|---|
| Int | integer | INTEGER |
| Bigint | bigint | INTEGER |
| Decimal | numeric(p,s) | NUMERIC |
| Float | double precision | REAL |
| Text | varchar(n) | TEXT |
| Long text | text | TEXT |
| Date | date | TEXT |
| Datetime | timestamp | TEXT |
| Binary | bytea | BLOB |
| Boolean | boolean | INTEGER |
| JSON | jsonb | TEXT |
Dialect differences
Both PostgreSQL and SQLite are database servers, so the differences below are dialect-level: the same concept is spelled differently on each side.
| Property | in PostgreSQL | in SQLite |
|---|---|---|
| port | 5432 | (file-based) |
| identifiers | "double quotes" | "double quotes" or [brackets] |
| dates | timestamp, timestamptz, date, time | TEXT (no date type) |
| binary | BYTEA | BLOB |
Command line
| Side | Command |
|---|---|
| PostgreSQL | pg_dump or COPY ... TO |
| SQLite | sqlite3 .dump |
| SQLite (load) | .import (sqlite3) |
| PostgreSQL (load) | COPY ... FROM |
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