add db connect info file before use
file name: dbparams.secret
content eachline:  server, port, db table, db username, db pass

1.  
in Populate.java
Populate db with data from csv in "cs585_20133_assignment_3_data_v2.zip"
compiel & execute with mysql-connection jar file in classpath

2. 
six answers to questions of sql querys

3. 
two query tasks in Query.java
compiel & execute with mysql-connection jar file in classpath


Keyworks:
Parse zip, parse csv, date string conversion, date formating, 
JDBC connection, JDBC query(create table,insert,update, delete table), JDBC prepared statement.