Want to import multiple CSV files into a single MariaDB table?
Try Withdata FileToDB, a desktop CSV to MariaDB converter for Windows, MacOS, and Linux, Convert CSV to MariaDB, 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.
- Convert locally and privately, avoid uploading large or private CSV files to online services.
- Support Windows, Linux, and macOS.
Download FileToDB
Windows 64 bit
Windows 32 bit
Linux .deb (For Debian, Ubuntu) 64 bit
Linux .rpm (For Red Hat, Fedora, SUSE) 64 bit
MacOS 64 bit
Import multiple CSV files into a single MariaDB table
Login to MariaDB -> Choose CSV files -> Set MariaDB table -> Import CSV files to MariaDB table
Choose MariaDB and logon.
Click “Wizard – N Files To 1 Table” at task dialog.
Select the “CSV” file type.
then show the wizard.
1. Select a folder that constains CSV files.
Support large ( > 4GB ) CSV files.
2. Config first CSV file importing options.
3. Select a MariaDB table and config fields.
4. Preview data will be in MariaDB table.
5. Import multiple CSV files to the MariaDB table.
View imported data in MariaDB table
Import multiple CSV files to MariaDB in command line
Save “multiple CSV files to MariaDB” session, then you can:
- Import multiple CSV files to MariaDB in Windows command line.
- Import multiple CSV files to MariaDB in Linux command line.
- Import multiple CSV files to MariaDB in macOS command line.
Set scheduled tasks for importing multiple CSV files to MariaDB
You can schedule and automate this converting task by:
- Save session and create .bat (Windows) or .sh (Linux/macOS) file for “CSV to MariaDB” conversion.
- Set scheduled task for “CSV to MariaDB” conversion.
FAQ
More about Withdata FileToDB – CSV to MariaDB converter
Download Withdata FileToDB
Windows 64 bit
Windows 32 bit
Linux .deb (For Debian, Ubuntu) 64 bit
Linux .rpm (For Red Hat, Fedora, SUSE) 64 bit
MacOS 64 bit
See also:
CSV → MariaDB reference
Type mapping
| Value kind | in CSV | in MariaDB |
|---|---|---|
| Int | 1234 | INT |
| Bigint | 9007199254740993 | BIGINT |
| Decimal | 1234.56 | DECIMAL(p,s) |
| Float | 1.234e+10 | DOUBLE |
| Text | quoted only when it contains a comma or a quote | VARCHAR(n) |
| Long text | must be quoted; line breaks inside force multi-line records | LONGTEXT |
| Date | 2026-09-18 | DATE |
| Datetime | 2026-09-18 14:30:00 | DATETIME |
| Binary | not representable - base64 or hex string | LONGBLOB |
| Boolean | TRUE / FALSE, or 1 / 0 depending on the writer | TINYINT(1) |
| JSON | the whole JSON value quoted, with internal quotes doubled | JSON |
Dialect differences
CSV is a file format and MariaDB is a database server, so the target has to be told the types the file never carried - the rows below are where the two sides diverge.
| Property | in CSV | in MariaDB |
|---|---|---|
| port | — | 3306 |
| identifiers | Double quotes; a literal quote is doubled ("" ) | `backtick` |
| row limit | — | LIMIT n |
| dates | Conventional text: 2026-09-18 or 2026-09-18 14:30:00 | DATETIME, TIMESTAMP, DATE, TIME |
| long text | — | TINYTEXT / TEXT / MEDIUMTEXT / LONGTEXT |
| binary | Not supported | BLOB / TINYBLOB / LONGBLOB |
| separator | Comma "," | — |
| encoding | No declaration - UTF-8 works only with a BOM | — |
| typing | None - every field is text | — |
| shape | Flat table, optional header row | Tables of rows and columns |
| ceiling | No formal limit; row count bounded by memory | — |
Command line
| Side | Command |
|---|---|
| MariaDB | mariadb-dump |
| MariaDB (load) | mariadb-import, or LOAD DATA INFILE |
Convert your data online, free
Free in-browser converters for CSV, Excel, JSON, XML and SQL: Withdata Online Data Conversion. Large files, batch conversion or scheduling? See the offline desktop apps, or browse all data conversion tools.