This is not the essence of the problem, what the question actually wants to ask is the problem of inserting data with Impala JDBC, Chinese strings being truncated and garbled. ... View more

I'm sure my source code file has UTF-8 encoding and I compiling the class by maven. When my SQL is set to ： upsert into user_info(id, name, address, email, insert_time) values (?,cast(? as string),cast(? as string),?,?) it's works, but the url  parameter “UseNativeQuery=1” does't works!   ... View more