如果数据库中有值和要求相等，则返回数为1，否则，返回0
${a} Row Count SELECT * FROM am_user_apps where id=''
Disconnect From Database
run keyword if ${a}==0 tianjia
run keyword if ${a}==1 quxiao
如果数据库中有值和要求相等，则返回数为1，否则，返回0
${a} Row Count SELECT * FROM am_user_apps where id=''
Disconnect From Database
run keyword if ${a}==0 tianjia
run keyword if ${a}==1 quxiao