* [TD-4684]<test>: add test case for nano second timestamp

* [TD-4684]<feature>: nano second timestamp precision is supported in jdbc-restful

* [TD-4684]

* change

* [TD-4745]<fix>: fix resultsetMetadata is null if query resultSet is null

* [TD-4668]<test>: test prepared statement batch insert

* [TD-4668]<fix>: fix executeBatch error in prepared statment for JNI

* change

* change

* change

* change

* change

* change