do i really need to change to solr

[sharifu]

I have read many articles about moving onto solr, however is it necessary to move if i plan to use alfresco 4.2.e community

[jpotts]

No, you are not required to move to Solr. You can stay on Lucene if you want. You might take a look at this thread for more info about switching between the two:
http://forums.alfresco.com/forum/end-user-discussions/alfresco-share/go-back-lucene-alfresco-ce-40d-...

Jeff