wk2 - 09.29.22 1st Project in MySQL

[glegrady]

9.29.22 1st Project in MySQL

Post 4 to 6 MySQL queries with the data in csv format and a description of why you chose these queries

[shaokang]

Codes and analysis are in this PDF

Assignment 01 Shaokang.pdf

(440.03 KiB) Downloaded 684 times

1.Find the single longest and shortest borrow time
2.What’s the number of books of different dewey classes (Items of same bibNumber count once) ?
3.What’s the number of items of different dewey classes (Items of same bibNumber count multiple times according to their number of copies)?
4.Which book have the most number of copies? (Top 10)

Queries Files: https://drive.google.com/file/d/1OPdsjA ... sp=sharing

Q1 results:

longestBorrowDate (contaminated).csv

(425 Bytes) Downloaded 631 times

longestBorrowDate.csv

(1.07 KiB) Downloaded 587 times

shortestBorrowDate.csv

(714 Bytes) Downloaded 611 times

Q2 result:

mostPopularClassByBookNumber.csv

(927 Bytes) Downloaded 588 times

Q3 results:

mostPopularClassByItemNumber.csv

(937 Bytes) Downloaded 629 times

leastPopularClassByItemNumber.csv

(618 Bytes) Downloaded 614 times

leastPopularBigClassByItemNumber.csv

(104 Bytes) Downloaded 625 times

Q4 results:

booksWithMostCopies.csv

(128 Bytes) Downloaded 579 times

[nataliadubon]

Link to document displaying my code and results:
** Copyable queries are located at the BOTTOM/END of the document**
https://docs.google.com/document/d/1854 ... sp=sharing

I decided to base all of my queries this week on October and horror tagged mediums.


CVS files attached:

[ilianikiforov]

Just a few exploratory queries out of general interest:
1. Interest in data science books over time
2. Interest in math books over time
3. Did people boycott J.K. Rowling's books following her Twitter scandal?
4. Does interest in political science books rise during election years?

[briannagriffin]

My reasoning and SQL code are located on the below PDF:

Week 2 Assignment - SQL Queries.pdf

(57.31 KiB) Downloaded 648 times

Here are the CSV output files:

Query1.csv

(244 Bytes) Downloaded 587 times

Query2.csv

(243 Bytes) Downloaded 600 times

Query3A.csv

(1.46 KiB) Downloaded 616 times

Query3B.csv

(1.46 KiB) Downloaded 631 times

Query4.csv

(1.37 KiB) Downloaded 634 times