Want to import data from CSV file to Oracle?
Try Withdata FileToDB, a desktop CSV to Oracle converter for Windows, MacOS, and Linux, Convert CSV to Oracle, 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 file(s) to online services.
- Support Windows, Linux, and macOS.
Import data from CSV file to Oracle
Login to Oracle -> Choose CSV file -> Set Oracle table -> Import CSV to Oracle
Choose Oracle and logon.
Click “Wizard – 1 File To 1 Table” at task dialog.
Select the “CSV” file type.
then show the wizard.
1. Open a CSV file.
Support large ( > 4GB ) CSV file.
Here is the file’s content.
2. Select a Oracle table and config fields.
3. Preview data will be in Oracle table.
4. Import CSV data to Oracle.
View imported data in Oracle table
Import CSV to Oracle in command line
Save “CSV to Oracle” session, then you can:
- Import CSV to Oracle in Windows command line.
- Import CSV to Oracle in Linux command line.
- Import CSV to Oracle in macOS command line.
Set scheduled tasks for importing CSV to Oracle
You can schedule and automate this “CSV to Oracle” conversion task by:
- Save session and create .bat (Windows) or .sh (Linux/macOS) file for “CSV to Oracle” conversion.
- Set scheduled task for “CSV to Oracle” conversion.
FAQ
What is Withdata FileToDB?
How long does it take to import CSV data to Oracle?
Is it safe to import CSV data to Oracle using FileToDB?
Can I import CSV data to Oracle on Linux, Mac OS?
Can I import CSV data to Oracle in command line?
More about Withdata FileToDB – CSV to Oracle converter
Download Withdata FileToDB
See also:
CSV → Oracle reference
Type mapping
| Value kind | in CSV | in Oracle |
|---|---|---|
| Int | 1234 | NUMBER(10) |
| Bigint | 9007199254740993 | NUMBER(19) |
| Decimal | 1234.56 | NUMBER(p,s) |
| Float | 1.234e+10 | BINARY_DOUBLE |
| Text | quoted only when it contains a comma or a quote | VARCHAR2(n) |
| Long text | must be quoted; line breaks inside force multi-line records | CLOB |
| Date | 2026-09-18 | DATE |
| Datetime | 2026-09-18 14:30:00 | TIMESTAMP |
| Binary | not representable - base64 or hex string | BLOB |
| Boolean | TRUE / FALSE, or 1 / 0 depending on the writer | NUMBER(1) |
| JSON | the whole JSON value quoted, with internal quotes doubled | CLOB |
Dialect differences
CSV is a file format and Oracle 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 Oracle |
|---|---|---|
| port | — | 1521 |
| identifiers | Double quotes; a literal quote is doubled ("" ) | "double quotes" |
| row limit | — | FETCH FIRST n ROWS ONLY |
| dates | Conventional text: 2026-09-18 or 2026-09-18 14:30:00 | DATE, TIMESTAMP |
| long text | — | CLOB, NCLOB |
| binary | Not supported | BLOB, BFILE |
| 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 |
|---|---|
| Oracle | exp / expdp |
| Oracle (load) | sqlldr (SQL*Loader) |
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.
