[PDI-12978] fix vertica modify column data type
[CLEANUP] checkstyle
[PDI-13080] When no records get sent to a PMR Reducer, the PMR Job Fails with Null Pointer Exceptions
Merge pull request #827 from stepanovdg/PDI-13080

[PDI-13080] When no records get sent to a PMR Reducer, the PMR Job Fails with Null Pointer Exceptions
Merge pull request #813 from tgf/pdi-12978_verticaAlterColumn

[PDI-12978] fix vertica modify column data type
[PDI-11360]: REGRESSION:"Error getting list of data services" due saving transformation to DB-repository.

The issue has the same cause as  in the issue PDI-10764 (please see also comment to https://github.com/pentaho/pentaho-kettle/pull/166 commit).
Column NAME has  CLOB type in R_ELEMENT_TYPE table but then in where clause it uses like a usual varchar2.
Fixed with the way accepted in PDI-10764.
Merge pull request #821 from TatsianaKasiankova/PDI-11360

[PDI-11360]: REGRESSION:"Error getting list of data services" due saving...