|
About the SQL category
|
|
0
|
880
|
November 9, 2022
|
|
DELETE and TRUNCATE in SQL
|
|
1
|
1153
|
December 30, 2022
|
|
What is the difference between UNION and INTERSECT functions in SQL
|
|
0
|
6162
|
December 22, 2022
|
|
How are window functions used in SQL and what do they do?
|
|
0
|
1094
|
December 22, 2022
|
|
How to copy a table definition in SQL?
|
|
0
|
1542
|
November 22, 2022
|
|
How to transform nulls into real values?
|
|
0
|
1165
|
November 21, 2022
|
|
How to count the occurrences of a character in a string?
|
|
0
|
10033
|
November 23, 2022
|
|
What is a Join? List its different types
|
|
0
|
1666
|
November 9, 2022
|
|
What is a Subquery? What are its types?
|
|
0
|
2923
|
November 9, 2022
|
|
What is the difference between IN and EXISTS?
|
|
0
|
1225
|
November 10, 2022
|
|
What is an ALIAS command?
|
|
0
|
1382
|
November 9, 2022
|
|
How to select unique records from a table?
|
|
0
|
21584
|
November 9, 2022
|
|
Which operator is used in query for pattern matching?
|
|
0
|
1667
|
November 9, 2022
|
|
How to modify records in a table?
|
|
0
|
906
|
November 23, 2022
|
|
What is a Primary Key?
|
|
0
|
1386
|
November 9, 2022
|
|
Explain the sorting query techniques in SQL
|
|
0
|
998
|
November 21, 2022
|
|
How to reference an aliased column in the WHERE clause in SQL?
|
|
0
|
14349
|
November 18, 2022
|
|
Explain conditional logic in a SELECT statement
|
|
0
|
870
|
November 21, 2022
|
|
How to concatenate column values in SQL?
|
|
0
|
26154
|
November 21, 2022
|
|
How to find rows that satisfy multiple conditions in SQL?
|
|
0
|
15470
|
November 18, 2022
|
|
What are some common clauses used with SELECT query in SQL?
|
|
0
|
2266
|
November 9, 2022
|
|
What is the command used to fetch first 5 characters of the string?
|
|
0
|
31520
|
November 9, 2022
|
|
Explain Equi join with an example
|
|
0
|
1413
|
November 10, 2022
|
|
How to find duplicate records in SQL?
|
|
0
|
2506
|
November 10, 2022
|
|
How to insert multiple rows in SQL?
|
|
0
|
3254
|
November 10, 2022
|
|
What is a Clause?
|
|
0
|
1081
|
November 16, 2022
|
|
How can we create tables in SQL?
|
|
0
|
1240
|
November 21, 2022
|
|
What is the difference between DROP and TRUNCATE statements?
|
|
0
|
953
|
November 21, 2022
|
|
Differentiate between the DELETE and TRUNCATE commands
|
|
0
|
914
|
November 21, 2022
|
|
How can we change a table name in SQL?
|
|
0
|
1184
|
November 15, 2022
|