Want to batch export data from Access tables to JSON files?
Try Withdata DBToFile, a Access to JSON converter for Windows, Linux, and macOS, Export Access data to JSON, 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.
- Support Windows, Linux, and macOS.
Batch export data from Access tables to JSON files
Login to Access -> Select Access tables -> Set JSON file options -> Export Access tables to JSON
Choose Access and logon.
Click “Export All Tables” at task dialog.
Select JSON file type.
1. Select Access tables to export.
2. Set JSON options.
3. See Access tables to be exported.
4. Set rows options.
5. Export Access data to JSON files.
After exporting, you can view output JSON files.
More about Access to JSON converter
Download Withdata DBToFile
See also:
- Export Access table to JSON
- Export Access query results to JSON
- Export multiple similar Access tables to one JSON file
Access → JSON reference
Type mapping
| Value kind | in Access | in JSON |
|---|---|---|
| Int | Long Integer | 1234 (number) |
| Bigint | Long Integer | 9007199254740993 |
| Decimal | Decimal | 1234.56 (number) |
| Float | Double | 1.234e10 (number) |
| Text | Text(n) | "text" (string) |
| Long text | Long Text | "multi-line\ntext" (escaped newline inside a string) |
| Date | Date/Time | "2026-09-18" (string) |
| Datetime | Date/Time | "2026-09-18T14:30:00Z" (string) |
| Binary | OLE Object | "base64:..." (string) |
| Boolean | Yes/No | true / false (boolean) |
| JSON | Long Text | nested object or array, kept as structure |
Dialect differences
Access is a database server and JSON is a file format, so the gap is wider than a dialect difference – the rows below are where values and structure stop lining up.
| Property | in Access | in JSON |
|---|---|---|
| port | (file-based) | — |
| identifiers | [square brackets] | Double quotes; backslash escapes |
| row limit | SELECT TOP n | — |
| dates | Date/Time | No date type: dates arrive as strings and the reader must p... |
| long text | MEMO | — |
| binary | OLE Object | Not supported natively - base64 inside a string |
| separator | — | Braces and commas |
| encoding | — | UTF-8 by definition |
| typing | — | string, number, boolean, null, object, array - no date type |
| shape | Tables of rows and columns | Nested objects and arrays |
| ceiling | — | Whole document is usually parsed into memory |
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.
