|
About the SQL category
|
|
0
|
970
|
November 9, 2022
|
|
DELETE and TRUNCATE in SQL
|
|
1
|
1259
|
December 30, 2022
|
|
What is the difference between UNION and INTERSECT functions in SQL
|
|
0
|
6484
|
December 22, 2022
|
|
How are window functions used in SQL and what do they do?
|
|
0
|
1193
|
December 22, 2022
|
|
How to copy a table definition in SQL?
|
|
0
|
1681
|
November 22, 2022
|
|
How to transform nulls into real values?
|
|
0
|
1276
|
November 21, 2022
|
|
How to count the occurrences of a character in a string?
|
|
0
|
10870
|
November 23, 2022
|
|
What is a Join? List its different types
|
|
0
|
1819
|
November 9, 2022
|
|
What is a Subquery? What are its types?
|
|
0
|
3114
|
November 9, 2022
|
|
What is the difference between IN and EXISTS?
|
|
0
|
1335
|
November 10, 2022
|
|
What is an ALIAS command?
|
|
0
|
1485
|
November 9, 2022
|
|
How to select unique records from a table?
|
|
0
|
21940
|
November 9, 2022
|
|
Which operator is used in query for pattern matching?
|
|
0
|
1884
|
November 9, 2022
|
|
How to modify records in a table?
|
|
0
|
998
|
November 23, 2022
|
|
What is a Primary Key?
|
|
0
|
1537
|
November 9, 2022
|
|
Explain the sorting query techniques in SQL
|
|
0
|
1110
|
November 21, 2022
|
|
How to reference an aliased column in the WHERE clause in SQL?
|
|
0
|
16114
|
November 18, 2022
|
|
Explain conditional logic in a SELECT statement
|
|
0
|
952
|
November 21, 2022
|
|
How to concatenate column values in SQL?
|
|
0
|
27618
|
November 21, 2022
|
|
How to find rows that satisfy multiple conditions in SQL?
|
|
0
|
16115
|
November 18, 2022
|
|
What are some common clauses used with SELECT query in SQL?
|
|
0
|
2488
|
November 9, 2022
|
|
What is the command used to fetch first 5 characters of the string?
|
|
0
|
33336
|
November 9, 2022
|
|
Explain Equi join with an example
|
|
0
|
1573
|
November 10, 2022
|
|
How to find duplicate records in SQL?
|
|
0
|
2695
|
November 10, 2022
|
|
How to insert multiple rows in SQL?
|
|
0
|
3413
|
November 10, 2022
|
|
What is a Clause?
|
|
0
|
1183
|
November 16, 2022
|
|
How can we create tables in SQL?
|
|
0
|
1357
|
November 21, 2022
|
|
What is the difference between DROP and TRUNCATE statements?
|
|
0
|
1070
|
November 21, 2022
|
|
Differentiate between the DELETE and TRUNCATE commands
|
|
0
|
1007
|
November 21, 2022
|
|
How can we change a table name in SQL?
|
|
0
|
1328
|
November 15, 2022
|