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A stored procedure which calls by itself until it reaches some boundary condition. This recursive function or procedure helps programmers to use the same set of code any number of times.48. ### Which query operators in SQL is used for pattern matching? The answer is the LIKE operator. LIKE...
The questions given above are just an example of generic questions being asked in most of the interviews. You must prepare based on your experience. One simple rule will always work, to be honest, while answering each question. If you don’t know the answer to any questions, politely tell ...
而在现场面试（onsite interview）中，SQL 的考察大幅减少，取而代之的是Python。这显示出大厂越来越注重...
If you are looking for a job change or want to improve your interview skills, then you must go through with this article along with questions & answers given in this article. I have tried to answer each question in a very precise manner which most interviewers want to listen to these ...
SQL在2021年的数据方向面试中目前大部分只存在于phone interview（电话面试）当中，在onsite interview（...
Answer:Yes. 34.Can I use slipstream to upgrade from SQL 2000 to SQL Server 2008? Answer:Yes. 35. Is there a way to find out when a patch /spwas last applied to an instance? Ans: Start SSMS, open help menu and go to “about” ...
12.What is Bit-map index?Explain with Example.(80 % Asked in PL SQL Interview Questions) Answer: 1.If Table contains the distinct values which are not more than 20 distinct values then user should go for Bit map indexes. 2.User should avoid the indexing on each and every row and do ...
Given that information, let’s try to answer a question to explain three valued logic: How would you write a SQL statement that returns only the PC’s and no laptops from the table above?You might think that the answer to this question is very easy, and the first thing that may come ...
This is one of the most common question asked in SQL. Once I was in an interview, the same question was asked to me. I knew the answer so I wrote the query to find the Nth highest salary in a SQL table. I used the top keyword to write the SQL query. But after that interviewer...