Reproduce steps:

Insert a job definition key greater than 64 chars into the ACT_RU_JOB#PROCESS_DEF_KEY_.

Problem:

The column size of ACT_RU_JOB#PROCESS_DEF_KEY_ is limited to 64 chars, everywhere else it is 255 chars.

Expected behavior:

Column size is the same everywhere

Hints (optional):

Affects all databases.

See failing test case: https://github.com/camunda/camunda-bpm-platform/commit/503f5ccaab3ec5ed12a5cddfa04cac92b21643b1