Want to export data from Oracle table to JSON using current date as file name?
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Export data from Oracle table to JSON file using dynamic filename with date and time
Login to Oracle -> Choose Oracle table -> Set JSON filename template including date -> Export Oracle to JSON using current date as file name
Choose Oracle and logon.
“Export From Table” for “JSON to Oracle“.
Select JSON file type.
1. Choose Oracle 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 Oracle table data to JSON file. Dynamically created JSON file name using present system time.
After exporting, you can view output JSON files.
More about Oracle to JSON converter
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Oracle → JSON reference
Type mapping
| Value kind | in Oracle | in JSON |
|---|---|---|
| Int | NUMBER(10) | 1234 (number) |
| Bigint | NUMBER(19) | 9007199254740993 |
| Decimal | NUMBER(p,s) | 1234.56 (number) |
| Float | BINARY_DOUBLE | 1.234e10 (number) |
| Text | VARCHAR2(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 | NUMBER(1) | true / false (boolean) |
| JSON | CLOB | nested object or array, kept as structure |
Dialect differences
Oracle 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 Oracle | in JSON |
|---|---|---|
| port | 1521 | — |
| identifiers | "double quotes" | Double quotes; backslash escapes |
| row limit | FETCH FIRST n ROWS ONLY | — |
| dates | DATE, TIMESTAMP | No date type: dates arrive as strings and the reader must p... |
| long text | CLOB, NCLOB | — |
| binary | BLOB, BFILE | 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 |
|---|---|
| Oracle | exp / expdp |
| Oracle (load) | sqlldr (SQL*Loader) |
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