[root@XXXX~]# cat 3.sql |soar
panic: runtime error: index out of range

goroutine 1 [running]:
github.com/XiaoMi/soar/vendor/github.com/ziutek/mymysql/mysql.Row.Str(0xc4203e0180, 0xc, 0xc, 0xffffffffffffffff, 0x0, 0x0)
src/github.com/XiaoMi/soar/vendor/github.com/ziutek/mymysql/mysql/row.go:39 +0x1ac
github.com/XiaoMi/soar/database.(*Connector).ShowIndex(0xc4202c47d0, 0xc4202b83a0, 0xb, 0xb, 0x11b8d40, 0x1)
src/github.com/XiaoMi/soar/database/show.go:242 +0x8f0
github.com/XiaoMi/soar/advisor.(*IndexAdvisor).calcCardinality(0xc420148300, 0xc420030870, 0x2, 0x2, 0x0, 0xc4202c6d20, 0x11b7d38)
src/github.com/XiaoMi/soar/advisor/index.go:902 +0x6bb
github.com/XiaoMi/soar/advisor.(*IndexAdvisor).IndexAdvise(0xc420148300, 0xc4202ac680, 0x12, 0xc4202b8598)
src/github.com/XiaoMi/soar/advisor/index.go:223 +0x1543
main.main()
src/github.com/XiaoMi/soar/cmd/soar/soar.go:237 +0x31c6