|
About the SQL category
|
|
0
|
918
|
November 9, 2022
|
|
DELETE and TRUNCATE in SQL
|
|
1
|
1206
|
December 30, 2022
|
|
What is the difference between UNION and INTERSECT functions in SQL
|
|
0
|
6320
|
December 22, 2022
|
|
How are window functions used in SQL and what do they do?
|
|
0
|
1137
|
December 22, 2022
|
|
How to copy a table definition in SQL?
|
|
0
|
1612
|
November 22, 2022
|
|
How to transform nulls into real values?
|
|
0
|
1220
|
November 21, 2022
|
|
How to count the occurrences of a character in a string?
|
|
0
|
10457
|
November 23, 2022
|
|
What is a Join? List its different types
|
|
0
|
1732
|
November 9, 2022
|
|
What is a Subquery? What are its types?
|
|
0
|
3007
|
November 9, 2022
|
|
What is the difference between IN and EXISTS?
|
|
0
|
1277
|
November 10, 2022
|
|
What is an ALIAS command?
|
|
0
|
1429
|
November 9, 2022
|
|
How to select unique records from a table?
|
|
0
|
21758
|
November 9, 2022
|
|
Which operator is used in query for pattern matching?
|
|
0
|
1777
|
November 9, 2022
|
|
How to modify records in a table?
|
|
0
|
944
|
November 23, 2022
|
|
What is a Primary Key?
|
|
0
|
1450
|
November 9, 2022
|
|
Explain the sorting query techniques in SQL
|
|
0
|
1064
|
November 21, 2022
|
|
How to reference an aliased column in the WHERE clause in SQL?
|
|
0
|
15237
|
November 18, 2022
|
|
Explain conditional logic in a SELECT statement
|
|
0
|
906
|
November 21, 2022
|
|
How to concatenate column values in SQL?
|
|
0
|
26931
|
November 21, 2022
|
|
How to find rows that satisfy multiple conditions in SQL?
|
|
0
|
15764
|
November 18, 2022
|
|
What are some common clauses used with SELECT query in SQL?
|
|
0
|
2355
|
November 9, 2022
|
|
What is the command used to fetch first 5 characters of the string?
|
|
0
|
32302
|
November 9, 2022
|
|
Explain Equi join with an example
|
|
0
|
1477
|
November 10, 2022
|
|
How to find duplicate records in SQL?
|
|
0
|
2587
|
November 10, 2022
|
|
How to insert multiple rows in SQL?
|
|
0
|
3323
|
November 10, 2022
|
|
What is a Clause?
|
|
0
|
1128
|
November 16, 2022
|
|
How can we create tables in SQL?
|
|
0
|
1286
|
November 21, 2022
|
|
What is the difference between DROP and TRUNCATE statements?
|
|
0
|
1002
|
November 21, 2022
|
|
Differentiate between the DELETE and TRUNCATE commands
|
|
0
|
961
|
November 21, 2022
|
|
How can we change a table name in SQL?
|
|
0
|
1246
|
November 15, 2022
|