|
About the SQL category
|
|
0
|
427
|
November 9, 2022
|
|
DELETE and TRUNCATE in SQL
|
|
1
|
523
|
December 30, 2022
|
|
What is the difference between UNION and INTERSECT functions in SQL
|
|
0
|
2968
|
December 22, 2022
|
|
How are window functions used in SQL and what do they do?
|
|
0
|
571
|
December 22, 2022
|
|
How to copy a table definition in SQL?
|
|
0
|
576
|
November 22, 2022
|
|
How to transform nulls into real values?
|
|
0
|
632
|
November 21, 2022
|
|
How to count the occurrences of a character in a string?
|
|
0
|
6156
|
November 23, 2022
|
|
What is a Join? List its different types
|
|
0
|
990
|
November 9, 2022
|
|
What is a Subquery? What are its types?
|
|
0
|
2107
|
November 9, 2022
|
|
What is the difference between IN and EXISTS?
|
|
0
|
620
|
November 10, 2022
|
|
What is an ALIAS command?
|
|
0
|
798
|
November 9, 2022
|
|
How to select unique records from a table?
|
|
0
|
19297
|
November 9, 2022
|
|
Which operator is used in query for pattern matching?
|
|
0
|
1034
|
November 9, 2022
|
|
How to modify records in a table?
|
|
0
|
426
|
November 23, 2022
|
|
What is a Primary Key?
|
|
0
|
716
|
November 9, 2022
|
|
Explain the sorting query techniques in SQL
|
|
0
|
447
|
November 21, 2022
|
|
How to reference an aliased column in the WHERE clause in SQL?
|
|
0
|
8791
|
November 18, 2022
|
|
Explain conditional logic in a SELECT statement
|
|
0
|
430
|
November 21, 2022
|
|
How to concatenate column values in SQL?
|
|
0
|
21486
|
November 21, 2022
|
|
How to find rows that satisfy multiple conditions in SQL?
|
|
0
|
13270
|
November 18, 2022
|
|
What are some common clauses used with SELECT query in SQL?
|
|
0
|
1471
|
November 9, 2022
|
|
What is the command used to fetch first 5 characters of the string?
|
|
0
|
26613
|
November 9, 2022
|
|
Explain Equi join with an example
|
|
0
|
608
|
November 10, 2022
|
|
How to find duplicate records in SQL?
|
|
0
|
1299
|
November 10, 2022
|
|
How to insert multiple rows in SQL?
|
|
0
|
1012
|
November 10, 2022
|
|
What is a Clause?
|
|
0
|
539
|
November 16, 2022
|
|
How can we create tables in SQL?
|
|
0
|
548
|
November 21, 2022
|
|
What is the difference between DROP and TRUNCATE statements?
|
|
0
|
462
|
November 21, 2022
|
|
Differentiate between the DELETE and TRUNCATE commands
|
|
0
|
414
|
November 21, 2022
|
|
How can we change a table name in SQL?
|
|
0
|
534
|
November 15, 2022
|