Want to export data from Percona 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 Percona to SQL converter for Windows, Linux, and macOS, Export Percona data to SQL, Easy and Fast.
Export data from Percona table to SQL file for upserting
Choose Percona and logon.
Click “Export From Table” at task dialog.
Select SQL file type.
1. Select Percona 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 “Percona to SQL” conversion.
- Set scheduled task for “Percona to SQL” conversion.
FAQ
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Percona → SQL reference
Type mapping
| Value kind | in Percona | in SQL |
|---|---|---|
| Float | DOUBLE | DOUBLE PRECISION |
| Long text | LONGTEXT | TEXT / CLOB |
| Datetime | DATETIME | TIMESTAMP |
| Binary | LONGBLOB | BLOB / BYTEA |
| Boolean | TINYINT(1) | BOOLEAN / SMALLINT |
| JSON | JSON | JSON / TEXT |
Dialect differences
Percona 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 Percona | in SQL |
|---|---|---|
| port | 3306 | — |
| identifiers | `backtick` | Two competing conventions: single-quoted literals and diale... |
| row limit | LIMIT n | — |
| dates | DATETIME, TIMESTAMP, DATE, TIME | Depends on the dialect: DATE literals, TO_DATE(), or plain ... |
| long text | TINYTEXT / TEXT / MEDIUMTEXT / LONGTEXT | — |
| binary | BLOB / TINYBLOB / LONGBLOB | 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... |
Command line
| Side | Command |
|---|---|
| Percona | mysqldump |
| Percona (load) | mysqlimport, or LOAD DATA INFILE |
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