public boolean shouldUseBatchExecutor() {

        // Unless otherwise overwritten due to implementation-specific problems,
        // all JDBC extensions should use the batch executor if possible to
        // ensure the best performance for repetitive queries
        return true;

    }
Returns true if the JDBC batch executor should be used by default, false
otherwise. The batch executor allows repeated updates to be batched
together for improved performance. 
See https://mybatis.org/mybatis-3/java-api.html#sqlSessions

@return
    true if the batch executor should be used by default, false otherwise.
extensions/guacamole-auth-jdbc/modules/guacamole-auth-jdbc-base/src/main/java/org/apache/guacamole/auth/jdbc/JDBCEnvironment.java