Convert each table data in a SQL file to a separate CSV file

Shiji Pan

1 year ago

Want to convert each table data in a SQL file to a separate CSV file at one time?

Try Data File Converter, a SQL converting tool for Windows, MacOS, and Linux, Convert tables in a SQL file to CSV files, 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 files locally and privately, avoid uploading large SQL file(s) to online services.

Click “Start a New Convert” at task dialog.

then show the wizard.

Select From “File” “SQL” To “Files” “CSV”.

List selected tables.

After converting, you can view output CSV files.

Convert each SQL table to a separate CSV file in command line

You can schedule and automate this SQL table to CSV converting task by:

Withdata DataFileConverter is a data file converter, it can convert each SQL table to a separate CSV file. Download Withdata DataFileConverter

DataFileConverter works fast. It convert millions of rows within a minute.

Of course! DataFileConverter convert each SQL table to a separate CSV file locally, absolutely safe.

Yes, you can. DataFileConverter has Linux, Mac OS, and Windows version.

Yes, you can. DataFileConverter can running in command line, on Linux, Mac OS, and Windows.

Value kind	in SQL	in CSV
Int	`INT`	`1234`
Bigint	`BIGINT`	`9007199254740993`
Decimal	`DECIMAL(p,s)`	`1234.56`
Float	`DOUBLE PRECISION`	`1.234e+10`
Text	`VARCHAR(n)`	`quoted only when it contains a comma or a quote`
Long text	`TEXT / CLOB`	`must be quoted; line breaks inside force multi-line records`
Date	`DATE`	`2026-09-18`
Datetime	`TIMESTAMP`	`2026-09-18 14:30:00`
Binary	`BLOB / BYTEA`	`not representable - base64 or hex string`
Boolean	`BOOLEAN / SMALLINT`	`TRUE / FALSE, or 1 / 0 depending on the writer`
JSON	`JSON / TEXT`	`the whole JSON value quoted, with internal quotes doubled`

Both SQL and CSV are file formats, so what differs below is how each one chooses to represent a value.

Property	in SQL	in CSV
identifiers	`Two competing conventions: single-quoted literals and diale...`	`Double quotes; a literal quote is doubled ("" )`
dates	`Depends on the dialect: DATE literals, TO_DATE(), or plain ...`	`Conventional text: 2026-09-18 or 2026-09-18 14:30:00`
binary	`Dialect-specific: X-quoted literal, 0x hex, or decode()`	`Not supported`
separator	`Statement terminators (;)`	`Comma ","`
encoding	`No declaration`	`No declaration - UTF-8 works only with a BOM`
typing	`Types belong to the target database, and they differ betwee...`	`None - every field is text`
shape	`Statements; a dump usually means CREATE TABLE plus INSERT rows`	`Flat table, optional header row`
ceiling	`No formal limit, but a single INSERT statement has to fit i...`	`No formal limit; row count bounded by memory`

For batch jobs, large files and scheduling use the Data File Converter converter — an offline desktop app for Windows, Linux and macOS. Free trial.