31.13.2. Function Mapping
The function-mapping element model is show below.
Figure 31.18. The jbosscmp-jdbc function-mapping element content model
The allowed child elements are:
- function-name: This required element gives the EJB-QL function name, e.g.,
concat
,substring
. - function-sql: This required element gives the SQL for the function as appropriate for the underlying database. Examples for a
concat
function include:(?1 || ?2)
,concat(?1, ?2)
,(?1 + ?2)
.