Want to parse JSON from open RESTful API and save to Access database?
Try Withdata FileToDB, a desktop JSON to Access converter for Windows, MacOS, and Linux, Import JSON to Access, 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.
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 JSON from open RESTful API to Access database
Choose Access and logon.
Click “Wizard – 1 File To 1 Table” at task dialog.
Select “Source File From” with “Url”.
1. Input the RESTful API URL, and download to JSON file.
2. Open the saved JSON file.
3. Config target Access database.
You can create new Access table by JSON struct, just a few mouse clicks.
Select table and config fields.
4. Summary.
5. Import RESTful JSON to Access.
See importing results in Access table
Import API JSON_API to Access in command line
Save “JSON_API to Access” session, then you can:
- Import API JSON_API to Access in Windows command line.
- Import API JSON_API to Access in Linux command line.
- Import API JSON_API to Access in macOS command line.
Set scheduled tasks for importing API JSON_API to Access
You can schedule and automate this importing task by:
- Save session and create .bat (Windows) or .sh (Linux/macOS) file for “JSON to Access” conversion.
- Set scheduled task for “JSON to Access” conversion.
More about FileToDB – JSON to Access converter
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
JSON → Access reference
Type mapping
| Value kind | in JSON | in Access |
|---|---|---|
| Int | 1234 (number) | Long Integer |
| Bigint | 9007199254740993 | Long Integer |
| Decimal | 1234.56 (number) | Decimal |
| Float | 1.234e10 (number) | Double |
| Text | "text" (string) | Text(n) |
| Long text | "multi-line\ntext" (escaped newline inside a string) | Long Text |
| Date | "2026-09-18" (string) | Date/Time |
| Datetime | "2026-09-18T14:30:00Z" (string) | Date/Time |
| Binary | "base64:..." (string) | OLE Object |
| Boolean | true / false (boolean) | Yes/No |
| JSON | nested object or array, kept as structure | Long Text |
Dialect differences
JSON is a file format and Access 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 JSON | in Access |
|---|---|---|
| port | — | (file-based) |
| identifiers | Double quotes; backslash escapes | [square brackets] |
| row limit | — | SELECT TOP n |
| dates | No date type: dates arrive as strings and the reader must p... | Date/Time |
| long text | — | MEMO |
| binary | Not supported natively - base64 inside a string | OLE Object |
| separator | Braces and commas | — |
| encoding | UTF-8 by definition | — |
| typing | string, number, boolean, null, object, array - no date type | — |
| shape | Nested objects and arrays | Tables of rows and columns |
| ceiling | Whole document is usually parsed into memory | — |
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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.