Mr.Jo Jo found that "tweetid, created-at and username" columns are sensitive thus decided to mask the values from those columns. He created new columns "new- tweet-id","created-at4" to store the masked “tweet-ids" and masked "created-at" values. He decided to use "username" column to store masked usernames. Now, analyze the following output figure to do essential mask operations. new_tweet_id created_at4 username O 301767309855683251 Wednesday/February/16 yyy 1 041287076781383229 Tuesday/February/16 yyy 2 170242984208083188 Monday/February/16 yyy 3 346316860619394606 Tuesday/December/16 yyy 4 994889748559394597 Tuesday/December/16 yyy 5 267857845400294597 Tuesday/December/16 yyy 6 900486039855694560 Monday/December/16 yyy 7 876166652354594559 Monday/December/16 yyy 8 244167927104594559 Monday/December/16 yyy 9 478403164894494430 Thursday/December/16 yyy

Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
Section: Chapter Questions
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What's the python code for this

Mr.Jo Jo found that "tweetid, created-at and username" columns are sensitive thus
decided to mask the values from those columns. He created new columns "new-
tweet-id","created-at4" to store the masked "tweet-ids" and masked "created-at"
values. He decided to use "username" column to store masked usernames.
Now, analyze the following output figure to do essential mask operations.
new_tweet_id
created_at4 username
0 301767309855683251 Wednesday/February/16
yyy
1 041287076781383229
Tuesday/February/16
yyy
2 170242984208083188
Monday/February/16
yyy
3 346316860619394606
Tuesday/December/16
yyy
4 994889748559394597
Tuesday/December/16
yyy
5 267857845400294597
Tuesday/December/16
yyy
6 900486039855694560
Monday/December/16
yyy
7 876166652354594559
Monday/December/16
yyy
8 244167927104594559
Monday/December/16
yyy
9 478403164894494430
Thursday/December/16
yyy
Transcribed Image Text:Mr.Jo Jo found that "tweetid, created-at and username" columns are sensitive thus decided to mask the values from those columns. He created new columns "new- tweet-id","created-at4" to store the masked "tweet-ids" and masked "created-at" values. He decided to use "username" column to store masked usernames. Now, analyze the following output figure to do essential mask operations. new_tweet_id created_at4 username 0 301767309855683251 Wednesday/February/16 yyy 1 041287076781383229 Tuesday/February/16 yyy 2 170242984208083188 Monday/February/16 yyy 3 346316860619394606 Tuesday/December/16 yyy 4 994889748559394597 Tuesday/December/16 yyy 5 267857845400294597 Tuesday/December/16 yyy 6 900486039855694560 Monday/December/16 yyy 7 876166652354594559 Monday/December/16 yyy 8 244167927104594559 Monday/December/16 yyy 9 478403164894494430 Thursday/December/16 yyy
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