changes for index
chn
Merge branch 'master' of https://github.com/puneetar/DB_Project_3.git

Conflicts:
	src/edu/buffalo/cse/sql/Sql.java
changes--
Merge branch 'master' of https://github.com/puneetar/DB_Project_3.git

Conflicts:
	src/edu/buffalo/cse/sql/Sql.java