|
About the SQL category
|
|
0
|
889
|
November 9, 2022
|
|
DELETE and TRUNCATE in SQL
|
|
1
|
1169
|
December 30, 2022
|
|
What is the difference between UNION and INTERSECT functions in SQL
|
|
0
|
6213
|
December 22, 2022
|
|
How are window functions used in SQL and what do they do?
|
|
0
|
1101
|
December 22, 2022
|
|
How to copy a table definition in SQL?
|
|
0
|
1563
|
November 22, 2022
|
|
How to transform nulls into real values?
|
|
0
|
1177
|
November 21, 2022
|
|
How to count the occurrences of a character in a string?
|
|
0
|
10134
|
November 23, 2022
|
|
What is a Join? List its different types
|
|
0
|
1682
|
November 9, 2022
|
|
What is a Subquery? What are its types?
|
|
0
|
2943
|
November 9, 2022
|
|
What is the difference between IN and EXISTS?
|
|
0
|
1240
|
November 10, 2022
|
|
What is an ALIAS command?
|
|
0
|
1397
|
November 9, 2022
|
|
How to select unique records from a table?
|
|
0
|
21622
|
November 9, 2022
|
|
Which operator is used in query for pattern matching?
|
|
0
|
1712
|
November 9, 2022
|
|
How to modify records in a table?
|
|
0
|
913
|
November 23, 2022
|
|
What is a Primary Key?
|
|
0
|
1407
|
November 9, 2022
|
|
Explain the sorting query techniques in SQL
|
|
0
|
1007
|
November 21, 2022
|
|
How to reference an aliased column in the WHERE clause in SQL?
|
|
0
|
14544
|
November 18, 2022
|
|
Explain conditional logic in a SELECT statement
|
|
0
|
877
|
November 21, 2022
|
|
How to concatenate column values in SQL?
|
|
0
|
26374
|
November 21, 2022
|
|
How to find rows that satisfy multiple conditions in SQL?
|
|
0
|
15551
|
November 18, 2022
|
|
What are some common clauses used with SELECT query in SQL?
|
|
0
|
2280
|
November 9, 2022
|
|
What is the command used to fetch first 5 characters of the string?
|
|
0
|
31692
|
November 9, 2022
|
|
Explain Equi join with an example
|
|
0
|
1427
|
November 10, 2022
|
|
How to find duplicate records in SQL?
|
|
0
|
2528
|
November 10, 2022
|
|
How to insert multiple rows in SQL?
|
|
0
|
3272
|
November 10, 2022
|
|
What is a Clause?
|
|
0
|
1091
|
November 16, 2022
|
|
How can we create tables in SQL?
|
|
0
|
1253
|
November 21, 2022
|
|
What is the difference between DROP and TRUNCATE statements?
|
|
0
|
966
|
November 21, 2022
|
|
Differentiate between the DELETE and TRUNCATE commands
|
|
0
|
927
|
November 21, 2022
|
|
How can we change a table name in SQL?
|
|
0
|
1194
|
November 15, 2022
|