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TOP-50 MOST IMPORTANT SQL QUERIES: How to Use SQL To Work With Data In A Relational Database Today.
Knowing SQL can help you improve your skills as a developer.
SQL is incredibly powerful, and like every well-made development tool, it has a few commands which it’s vital for a good developer to know. Here is a list of SQL queries that are really important for coding & optimization. Each of the queries in our SQL tutorial is consequential to almost every system that interacts with an SQL database.
TOP-50 MOST IMPORTANT SQL QUERIES ARE :-
1. Retrieving Tables
2. Selecting Columns from a Table
3. Outputting Data – Constraint
4. Outputting Data – ‘Order By’
5. Outputting Data – ‘Group By’
6. Data Manipulation – COUNT
7. Data Manipulation Using SUM
8. Data Manipulation Using AVG
9. SQL Query for Listing all Views
10. Creating a View
11. Retrieving a View
12. Updating a View
13. Dropping a View
14. Display User Tables
15. Display Primary Keys
16. Displaying Unique Keys
17. Displaying Foreign Keys
18. Displaying Triggers
19. Displaying Internal Tables
20. Displaying a List of Procedures
21. Swapping the Values
22. Returning a Column of Values
23. SELECT TOP Clause
24. Searching for SQL Tables
25. Between Monday and Tuesday
26. Find Intersection of 2 Tables
27. UNION
28. Friendly Column Labels
29. Always and Everywhere!
30. Developer-Friendly SQL
31. Database Management
32. Adding Tables to Our New DB
33. Modifying and Deleting Tables
34. Successful Indexing
35. Improving Performance
36. Conditional Subquery Results
37. Copying Selections
38. Catching NULL Results
39. HAVING can be Relieving!
40. Tie things up with Strings!
41. Use COALESCE
42. Use Convert
43. DENSE_RANK()Analytical
44. Query_partition_clause
45. Last five records from the table
46. LAG
47. LEAD
48. PERCENT_RANK
49. MIN
50. MAX
SQL is incredibly powerful, and like every well-made development tool, it has a few commands which it’s vital for a good developer to know. Here is a list of SQL queries that are really important for coding & optimization. Each of the queries in our SQL tutorial is consequential to almost every system that interacts with an SQL database.
TOP-50 MOST IMPORTANT SQL QUERIES ARE :-
1. Retrieving Tables
2. Selecting Columns from a Table
3. Outputting Data – Constraint
4. Outputting Data – ‘Order By’
5. Outputting Data – ‘Group By’
6. Data Manipulation – COUNT
7. Data Manipulation Using SUM
8. Data Manipulation Using AVG
9. SQL Query for Listing all Views
10. Creating a View
11. Retrieving a View
12. Updating a View
13. Dropping a View
14. Display User Tables
15. Display Primary Keys
16. Displaying Unique Keys
17. Displaying Foreign Keys
18. Displaying Triggers
19. Displaying Internal Tables
20. Displaying a List of Procedures
21. Swapping the Values
22. Returning a Column of Values
23. SELECT TOP Clause
24. Searching for SQL Tables
25. Between Monday and Tuesday
26. Find Intersection of 2 Tables
27. UNION
28. Friendly Column Labels
29. Always and Everywhere!
30. Developer-Friendly SQL
31. Database Management
32. Adding Tables to Our New DB
33. Modifying and Deleting Tables
34. Successful Indexing
35. Improving Performance
36. Conditional Subquery Results
37. Copying Selections
38. Catching NULL Results
39. HAVING can be Relieving!
40. Tie things up with Strings!
41. Use COALESCE
42. Use Convert
43. DENSE_RANK()Analytical
44. Query_partition_clause
45. Last five records from the table
46. LAG
47. LEAD
48. PERCENT_RANK
49. MIN
50. MAX
92 pages, Paperback
Published April 24, 2020
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Displaying 1 of 1 review
January 7, 2022
This is a wonderful book on getting started with the SQL programming language. The breakdown of the book into sections that allow the reader to come back and refer to sections as they grow in their skillset or need a refresher shows a great deal.
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