Java MySQL encoding problem

Today using JDBC Connection database, SQL statement is clearly correct, can not find the data, the problem is coding problem, good big pit Ah!!

My question: Where statement with Chinese characters can not find information, if it is English but

The first step: Add the following UTF8 after the URL

" Jdbc:mysql://localhost:3306/test?useunicode=true&characterencoding=utf-8 ";

The second step: Ensure that the database is UTF8 when the table is built

Add this sentence after the build table statement

Java MySQL encoding problem