Fix warnings from test_to_sql test
Fix warnings from test_to_sql test

jeremy/rails,illacceptanything/illacceptanything,yahonda/rails,baerjam/rails,notapatch/rails,kmcphillips/rails,fabianoleittes/rails,arunagw/rails,ngpestelos/arel,repinel/rails,aditya-kapoor/rails,assain/rails,yahonda/rails,Erol/rails,kmcphillips/rails,tjschuck/rails,Edouard-chin/rails,georgeclaghorn/rails,fabianoleittes/rails,pvalena/rails,flanger001/rails,Edouard-chin/rails,yhirano55/rails,aditya-kapoor/rails,iainbeeston/rails,assain/rails,utilum/rails,Envek/rails,palkan/rails,flanger001/rails,palkan/rails,Edouard-chin/rails,lcreid/rails,rafaelfranca/omg-rails,MSP-Greg/rails,ngpestelos/arel,eileencodes/rails,untidy-hair/rails,kmcphillips/rails,bogdanvlviv/rails,Erol/rails,kbrock/arel,yawboakye/rails,illacceptanything/illacceptanything,BlakeWilliams/rails,baerjam/rails,illacceptanything/illacceptanything,notapatch/rails,palkan/rails,fabianoleittes/rails,vipulnsward/rails,eileencodes/rails,illacceptanything/illacceptanything,MSP-Greg/rails,prathamesh-sonpatki/rails,iainbeeston/rails,yhirano55/rails,rails/rails,Envek/rails,georgeclaghorn/rails,illacceptanything/illacceptanything,eileencodes/rails,illacceptanything/illacceptanything,schuetzm/rails,untidy-hair/rails,printercu/rails,tgxworld/rails,Vasfed/rails,repinel/rails,yhirano55/rails,flanger001/rails,assain/rails,rails/rails,kddeisz/rails,repinel/rails,betesh/rails,mohitnatoo/rails,schuetzm/rails,repinel/rails,rails/arel,Vasfed/rails,notapatch/rails,eileencodes/rails,prathamesh-sonpatki/rails,mechanicles/rails,betesh/rails,esparta/rails,EmmaB/rails-1,deraru/rails,utilum/rails,illacceptanything/illacceptanything,yalab/rails,illacceptanything/illacceptanything,Edouard-chin/rails,aditya-kapoor/rails,joonyou/rails,printercu/rails,Eric-Guo/arel,yahonda/arel,EmmaB/rails-1,jeremy/rails,illacceptanything/illacceptanything,printercu/rails,shioyama/rails,kddeisz/rails,rafaelfranca/omg-rails,kddeisz/rails,Envek/rails,shioyama/rails,MSP-Greg/rails,tjschuck/rails,bogdanvlviv/rails,jeremy/rails,kmcphillips/rails,illacceptanything/illacceptanything,yawboakye/rails,joonyou/rails,illacceptanything/illacceptanything,mohitnatoo/rails,Vasfed/rails,schuetzm/rails,Erol/rails,illacceptanything/illacceptanything,lcreid/rails,palkan/rails,yalab/rails,kddeisz/rails,prathamesh-sonpatki/rails,Vasfed/rails,pvalena/rails,BlakeWilliams/rails,tgxworld/rails,yawboakye/rails,arunagw/rails,shioyama/rails,gauravtiwari/rails,untidy-hair/rails,yhirano55/rails,bogdanvlviv/rails,yalab/rails,betesh/rails,schuetzm/rails,mohitnatoo/rails,yawboakye/rails,starknx/rails,georgeclaghorn/rails,flanger001/rails,gauravtiwari/rails,baerjam/rails,deraru/rails,betesh/rails,yalab/rails,tjschuck/rails,rafaelfranca/omg-rails,deraru/rails,rails/rails,pvalena/rails,gauravtiwari/rails,vipulnsward/rails,kbrock/arel,tgxworld/rails,BlakeWilliams/rails,Envek/rails,Stellenticket/rails,EmmaB/rails-1,illacceptanything/illacceptanything,tjschuck/rails,baerjam/rails,illacceptanything/illacceptanything,Stellenticket/rails,BlakeWilliams/rails,notapatch/rails,printercu/rails,untidy-hair/rails,mechanicles/rails,assain/rails,mechanicles/rails,shioyama/rails,utilum/rails,lcreid/rails,pvalena/rails,esparta/rails,bogdanvlviv/rails,esparta/rails,prathamesh-sonpatki/rails,aditya-kapoor/rails,vipulnsward/rails,Stellenticket/rails,jeremy/rails,joonyou/rails,Eric-Guo/arel,arunagw/rails,rails/rails,mohitnatoo/rails,tgxworld/rails,illacceptanything/illacceptanything,lcreid/rails,fabianoleittes/rails,vipulnsward/rails,yahonda/rails,Stellenticket/rails,georgeclaghorn/rails,starknx/rails,esparta/rails,iainbeeston/rails,Erol/rails,yahonda/arel,yahonda/rails,joonyou/rails,utilum/rails,mechanicles/rails,arunagw/rails,starknx/rails,iainbeeston/rails,deraru/rails,MSP-Greg/rails