https://community.cloudera.com/t5/Support-Questions/Impala-shell-Not-connected-to-Impala-could-not-execute/m-p/83528#M12799 <P>Hi,</P><P>&nbsp;</P><P>Impala uses 21000 port&nbsp;<SPAN>to transmit commands and receive results by</SPAN><SPAN>&nbsp;</SPAN>impala-shell&nbsp;<SPAN>and some ODBC drivers. And 21050 to&nbsp;transmit commands and receive results by applications, such as Business Intelligence tools, using JDBC</SPAN></P><P>&nbsp;</P><P>Could you try as below</P><P>&nbsp;</P><PRE>impala-shell -i hdp01.***.***.ru:21000 -k -f /tmp/qql.sql</PRE><P>&nbsp;</P><P>Thanks</P><P>Jerry</P> Mon, 10 Dec 2018 17:54:01 GMT Jerry 2018-12-10T17:54:01Z