Want to export data from xBase table to SQL file for upserting?
Upsert: inserts rows into a table if they do not already exist, or updates them if they do.
Try Withdata DBToFile, a xBase to SQL converter for Windows, Linux, and macOS, Export xBase data to SQL, Easy and Fast.
Export data from xBase table to SQL file for upserting
Choose xBase and logon.
Click “Export From Table” at task dialog.
Select SQL file type.
1. Select xBase table.
2. Enter data file name.
Set “Convert Mode” to “Upsert”, enter “Update Key”.
3. Set rows options.
4. Export.
After exporting, you can view output upserting SQL file.
You can schedule and automate this converting task by:
- Save session and create .bat (Windows) or .sh (Linux/macOS) file for “xBase to SQL” conversion.
- Set scheduled task for “xBase to SQL” conversion.
FAQ
More about Withdata DBToFile – xBase to SQL converter
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xBase → SQL reference
Type mapping
| Value kind | in xBase | in SQL |
|---|---|---|
| Int | Numeric(10,0) | INT |
| Bigint | Numeric(19,0) | BIGINT |
| Decimal | Numeric(p,s) | DECIMAL(p,s) |
| Float | Float | DOUBLE PRECISION |
| Text | Character(n) | VARCHAR(n) |
| Long text | Memo | TEXT / CLOB |
| Date | Date | DATE |
| Datetime | (none) | TIMESTAMP |
| Binary | (none) | BLOB / BYTEA |
| Boolean | Logical | BOOLEAN / SMALLINT |
| JSON | (none) | JSON / TEXT |
Dialect differences
xBase is a database server and SQL 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 xBase | in SQL |
|---|---|---|
| port | (file-based) | — |
| identifiers | — | Two competing conventions: single-quoted literals and diale... |
| row limit | (driver dependent) | — |
| dates | Date (D) | Depends on the dialect: DATE literals, TO_DATE(), or plain ... |
| long text | Memo (M) | — |
| binary | — | Dialect-specific: X-quoted literal, 0x hex, or decode() |
| separator | — | Statement terminators (;) |
| encoding | — | No declaration |
| typing | — | Types belong to the target database, and they differ betwee... |
| shape | Tables of rows and columns | Statements; a dump usually means CREATE TABLE plus INSERT rows |
| ceiling | — | No formal limit, but a single INSERT statement has to fit i... |
No counterpart
- SQL has no equivalent for Date and time – it has to be flattened or dropped.
- SQL has no equivalent for Binary – it has to be flattened or dropped.
- SQL has no equivalent for JSON – it has to be flattened or dropped.
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