Want to migrate from MariaDB to PostgreSQL ?
Try Withdata DBCopier, a MariaDB to PostgreSQL converter for Windows, Mac, and Linux, Migrate MariaDB 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 MariaDB to PostgreSQL
Login to MariaDB -> Login to PostgreSQL -> Select tables to migrate -> Migrate from MariaDB to PostgreSQL
Choose source MariaDB database and logon.
Choose target PostgreSQL database and logon.
Click “Wizard – Import All Tables” at task dialog.
then show the wizard.
1. Open source MariaDB.
2. Set “Import Type”.
3. Select PostgreSQL tables to migrate.
4. Migrate from MariaDB to PostgreSQL.
Create PostgreSQL tables. Copy MariaDB data to PostgreSQL. Create PostgreSQL indexes.
FAQ
More about MariaDB to PostgreSQL converter
Download Withdata DBCopier
See also:
MariaDB → PostgreSQL reference
Type mapping
| Value kind | in MariaDB | in PostgreSQL |
|---|---|---|
| Int | INT | integer |
| Bigint | BIGINT | bigint |
| Decimal | DECIMAL(p,s) | numeric(p,s) |
| Float | DOUBLE | double precision |
| Text | VARCHAR(n) | varchar(n) |
| Long text | LONGTEXT | text |
| Date | DATE | date |
| Datetime | DATETIME | timestamp |
| Binary | LONGBLOB | bytea |
| Boolean | TINYINT(1) | boolean |
| JSON | JSON | jsonb |
Dialect differences
Both MariaDB and PostgreSQL are database servers, so the differences below are dialect-level: the same concept is spelled differently on each side.
| Property | in MariaDB | in PostgreSQL |
|---|---|---|
| port | 3306 | 5432 |
| identifiers | `backtick` | "double quotes" |
| dates | DATETIME, TIMESTAMP, DATE, TIME | timestamp, timestamptz, date, time |
| long text | TINYTEXT / TEXT / MEDIUMTEXT / LONGTEXT | TEXT |
| binary | BLOB / TINYBLOB / LONGBLOB | BYTEA |
Command line
| Side | Command |
|---|---|
| MariaDB | mariadb-dump |
| PostgreSQL | pg_dump or COPY ... TO |
| PostgreSQL (load) | COPY ... FROM |
| MariaDB (load) | mariadb-import, or LOAD DATA INFILE |
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