The hibernate-maven-plugin computes MD5-sums for all found annotated classes and stores them together with the generated schema. If no classes were changed or added and the dialect wasn't changed too, it - automatically skips the configured schema-export, to speed up the development - cycle. + automatically skips the configured SQL-generation — and more + important in this respect — the execution of the generated SQL, + to speed up the development cycle.
The plugin signals, that the execution was skipped by setting the maven