ENG-9078, remove unecessary conversion from cardinal to Enum object.
ENG-9078, remove unecessary conversion from cardinal to Enum object.

Change-Id: I905418545f21b328212d63ec808e13bcac28b6d9

kumarrus/voltdb,kumarrus/voltdb,flybird119/voltdb,VoltDB/voltdb,deerwalk/voltdb,deerwalk/voltdb,creative-quant/voltdb,VoltDB/voltdb,VoltDB/voltdb,flybird119/voltdb,creative-quant/voltdb,flybird119/voltdb,deerwalk/voltdb,migue/voltdb,paulmartel/voltdb,simonzhangsm/voltdb,flybird119/voltdb,deerwalk/voltdb,simonzhangsm/voltdb,paulmartel/voltdb,kumarrus/voltdb,creative-quant/voltdb,kumarrus/voltdb,deerwalk/voltdb,kumarrus/voltdb,paulmartel/voltdb,kumarrus/voltdb,flybird119/voltdb,VoltDB/voltdb,creative-quant/voltdb,paulmartel/voltdb,VoltDB/voltdb,creative-quant/voltdb,creative-quant/voltdb,migue/voltdb,paulmartel/voltdb,simonzhangsm/voltdb,simonzhangsm/voltdb,paulmartel/voltdb,paulmartel/voltdb,flybird119/voltdb,flybird119/voltdb,VoltDB/voltdb,migue/voltdb,migue/voltdb,deerwalk/voltdb,migue/voltdb,deerwalk/voltdb,migue/voltdb,paulmartel/voltdb,simonzhangsm/voltdb,flybird119/voltdb,creative-quant/voltdb,simonzhangsm/voltdb,kumarrus/voltdb,VoltDB/voltdb,migue/voltdb,simonzhangsm/voltdb,simonzhangsm/voltdb,kumarrus/voltdb,deerwalk/voltdb,migue/voltdb,creative-quant/voltdb