check if it is unique map means nothing here, remove it and keep it as non-unique map case alwasy
check if it is unique map means nothing here, remove it and keep it as non-unique map case alwasy

creative-quant/voltdb,zuowang/voltdb,kobronson/cs-voltdb,wolffcm/voltdb,paulmartel/voltdb,zuowang/voltdb,kumarrus/voltdb,paulmartel/voltdb,wolffcm/voltdb,VoltDB/voltdb,deerwalk/voltdb,flybird119/voltdb,ingted/voltdb,deerwalk/voltdb,ingted/voltdb,migue/voltdb,ingted/voltdb,simonzhangsm/voltdb,zuowang/voltdb,wolffcm/voltdb,flybird119/voltdb,migue/voltdb,creative-quant/voltdb,wolffcm/voltdb,kumarrus/voltdb,paulmartel/voltdb,VoltDB/voltdb,kumarrus/voltdb,simonzhangsm/voltdb,kumarrus/voltdb,zuowang/voltdb,wolffcm/voltdb,kobronson/cs-voltdb,ingted/voltdb,kobronson/cs-voltdb,migue/voltdb,kobronson/cs-voltdb,wolffcm/voltdb,creative-quant/voltdb,VoltDB/voltdb,zuowang/voltdb,paulmartel/voltdb,ingted/voltdb,kumarrus/voltdb,flybird119/voltdb,deerwalk/voltdb,flybird119/voltdb,wolffcm/voltdb,kobronson/cs-voltdb,ingted/voltdb,simonzhangsm/voltdb,creative-quant/voltdb,creative-quant/voltdb,kobronson/cs-voltdb,simonzhangsm/voltdb,deerwalk/voltdb,simonzhangsm/voltdb,kobronson/cs-voltdb,deerwalk/voltdb,migue/voltdb,migue/voltdb,deerwalk/voltdb,paulmartel/voltdb,VoltDB/voltdb,flybird119/voltdb,wolffcm/voltdb,migue/voltdb,ingted/voltdb,VoltDB/voltdb,simonzhangsm/voltdb,paulmartel/voltdb,migue/voltdb,VoltDB/voltdb,zuowang/voltdb,flybird119/voltdb,zuowang/voltdb,zuowang/voltdb,kumarrus/voltdb,simonzhangsm/voltdb,kobronson/cs-voltdb,paulmartel/voltdb,kumarrus/voltdb,flybird119/voltdb,deerwalk/voltdb,creative-quant/voltdb,paulmartel/voltdb,deerwalk/voltdb,VoltDB/voltdb,creative-quant/voltdb,creative-quant/voltdb,simonzhangsm/voltdb,kumarrus/voltdb,ingted/voltdb,migue/voltdb,flybird119/voltdb