Problem Please specify for each of the follow ing SQL query, what indexes you want to create to speed up the SQL query. These queries use the database created on page 2-3. You can assume the tables have many rows You can assume that the index will be B+-tree index You need to specify the table and column you want to index. You don't need to write create index statem ents. Please also briefly explain why you select this index. Y our grade depends on both the index and explanation. . Query 1 select ptitle from author a, paper p where R corr aid aad and an ame = Adam Smith', Query select count() irom paper reiew where rscore > 3.5 and rdate date 2018-3-1 Query 3 select rscore Query 4 select rid.count) from paper review pr group by rid, Query 5 select * from paper where ptitle like %dementia%