Applies to ✅ Open Source Edition ✅ Express Edition ✅ Professional Edition ✅ Enterprise Edition
There is always a small mismatch between SQL data types and Java data types. This is for two reasons:
- SQL data types are insufficiently covered by the JDBC API.
- Java data types are often less expressive than SQL data types
This chapter should document the most important notes about SQL, JDBC and jOOQ data types.