Fix tableExists test function for Oracle
Fix tableExists test function for Oracle

owncloud/core,michaelletzgus/nextcloud-server,sharidas/core,endsguy/server,lrytz/core,whitekiba/server,pollopolea/core,xx621998xx/server,nextcloud/server,jbicha/server,sharidas/core,lrytz/core,Ardinis/server,whitekiba/server,jbicha/server,pixelipo/server,pmattern/server,sharidas/core,Ardinis/server,IljaN/core,xx621998xx/server,pmattern/server,phil-davis/core,owncloud/core,xx621998xx/server,pmattern/server,endsguy/server,endsguy/server,endsguy/server,jbicha/server,IljaN/core,lrytz/core,owncloud/core,owncloud/core,Ardinis/server,pmattern/server,pollopolea/core,cernbox/core,michaelletzgus/nextcloud-server,owncloud/core,andreas-p/nextcloud-server,bluelml/core,whitekiba/server,nextcloud/server,lrytz/core,IljaN/core,pollopolea/core,xx621998xx/server,pixelipo/server,cernbox/core,IljaN/core,pixelipo/server,pollopolea/core,andreas-p/nextcloud-server,sharidas/core,andreas-p/nextcloud-server,cernbox/core,Ardinis/server,bluelml/core,andreas-p/nextcloud-server,pixelipo/server,nextcloud/server,bluelml/core,pixelipo/server,whitekiba/server,pollopolea/core,jbicha/server,sharidas/core,michaelletzgus/nextcloud-server,endsguy/server,IljaN/core,andreas-p/nextcloud-server,xx621998xx/server,Ardinis/server,cernbox/core,nextcloud/server,bluelml/core,michaelletzgus/nextcloud-server,jbicha/server,lrytz/core,whitekiba/server,bluelml/core,cernbox/core,pmattern/server