Want to export data from DB2 table to JSON using current date as file name?
Try Withdata DBToFile, a DB2 to JSON converter for Windows, Linux, and macOS, Export DB2 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.
Export data from DB2 table to JSON file using dynamic filename with date and time
Login to DB2 -> Choose DB2 table -> Set JSON filename template including date -> Export DB2 to JSON using current date as file name
Choose DB2 and logon.
“Export From Table” for “JSON to DB2“.
Select JSON file type.
1. Choose DB2 table.
2. Set JSON file options. Enter filename template, including date, #yyyy# is for current year, #mm# month, #dd# day, #hh# hour, #mi# minute, #ss# second.
3. Set rows options.
4. Export DB2 table data to JSON file. Dynamically created JSON file name using present system time.
After exporting, you can view output JSON files.
More about DB2 to JSON converter
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DB2 → JSON reference
Type mapping
| Value kind | in DB2 | in JSON |
|---|---|---|
| Int | INTEGER | 1234 (number) |
| Bigint | BIGINT | 9007199254740993 |
| Decimal | DECIMAL(p,s) | 1234.56 (number) |
| Float | DOUBLE | 1.234e10 (number) |
| Text | VARCHAR(n) | "text" (string) |
| Long text | CLOB | "multi-line\ntext" (escaped newline inside a string) |
| Date | DATE | "2026-09-18" (string) |
| Datetime | TIMESTAMP | "2026-09-18T14:30:00Z" (string) |
| Binary | BLOB | "base64:..." (string) |
| Boolean | SMALLINT | true / false (boolean) |
| JSON | CLOB | nested object or array, kept as structure |
Dialect differences
DB2 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 DB2 | in JSON |
|---|---|---|
| port | 50000 | — |
| identifiers | "double quotes" | Double quotes; backslash escapes |
| row limit | FETCH FIRST n ROWS | — |
| dates | DATE, TIME, TIMESTAMP | No date type: dates arrive as strings and the reader must p... |
| long text | CLOB | — |
| binary | BLOB | 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 |
Command line
| Side | Command |
|---|---|
| DB2 | EXPORT TO out.csv OF DEL |
| DB2 (load) | db2 IMPORT FROM file OF DEL |
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