Add naming convention support when using schema in the metadata.
Add naming convention support when using schema in the metadata.

olemis/sqlalchemy,itkovian/sqlalchemy,davidfraser/sqlalchemy,pdufour/sqlalchemy,halfcrazy/sqlalchemy,monetate/sqlalchemy,robin900/sqlalchemy,bdupharm/sqlalchemy,WinterNis/sqlalchemy,ThiefMaster/sqlalchemy,olemis/sqlalchemy,j5int/sqlalchemy,Akrog/sqlalchemy,Akrog/sqlalchemy,inspirehep/sqlalchemy,dstufft/sqlalchemy,davidfraser/sqlalchemy,EvaSDK/sqlalchemy,Cito/sqlalchemy,halfcrazy/sqlalchemy,davidjb/sqlalchemy,elelianghh/sqlalchemy,brianv0/sqlalchemy,bdupharm/sqlalchemy,bootandy/sqlalchemy,sandan/sqlalchemy,graingert/sqlalchemy,WinterNis/sqlalchemy,monetate/sqlalchemy,elelianghh/sqlalchemy,wfxiang08/sqlalchemy,Cito/sqlalchemy,276361270/sqlalchemy,itkovian/sqlalchemy,bootandy/sqlalchemy,robin900/sqlalchemy,sqlalchemy/sqlalchemy,zzzeek/sqlalchemy,hsum/sqlalchemy,inspirehep/sqlalchemy,epa/sqlalchemy,wujuguang/sqlalchemy,ThiefMaster/sqlalchemy,hsum/sqlalchemy,brianv0/sqlalchemy,epa/sqlalchemy,pdufour/sqlalchemy,sandan/sqlalchemy,graingert/sqlalchemy,276361270/sqlalchemy,EvaSDK/sqlalchemy,davidjb/sqlalchemy,j5int/sqlalchemy,wfxiang08/sqlalchemy,Cito/sqlalchemy,dstufft/sqlalchemy,wujuguang/sqlalchemy