Practical SQL Query Interview Questions (SQL Server Queries examples with answers) In this part, we will see SQL practice questions which contain both complex SQL queries interview questions and basic SQL Interview Questions. Let’s see important SQL queries for interview 76. How to get unique rec...
no extra words, just straightforward questions/problems that need answers.It’s refreshing to see someone write a volume such as this, that has a really practical side—real-life problems for real-life solutions.
A CHECK constraint is applied to a column in a table to limit the values that can be placed in a column. It enforces integrity. After using the check constraint on the single column, we can only give some specific values for that particular column. Check constraint apply a condition for ...
A simple view can be thought of as a subset of a table. It can be used for retrieving data, as well as updating or deleting rows. Rows updated or deleted in the view are updated or deleted in the table the view was created with. It should also be noted that as data in the origin...
Check out the list of SQL Interview Questions For Experienced to prepare for your next interview. Use the SQL EXISTS Condition with the DELETE Statement The EXISTS condition in SQL can also be used with the DELETE statement to remove rows from a table based on data in another table. This al...
SQL DBA Interview Questions with Answers Q. What are the common issues a SQL DBA should deal with as a part of DBA daily job? Ans: Backup Failure Restore Failure Log Full Issues Blocking Alerts Deadlocks Alerts TEMPDB full issues Disk Full Issues ...
Learn how to answer business questions with SQL Habit: practical SQL course for Product Managers, Marketers, Designers, Software Engineers, CEO and more. SQL Habit is a set of hundreds of bite-sized exercises which could be applied in real job right away
the recruitment process. These queries for interview rounds go beyond assessing candidates on basic knowledge of SQL and require them to think beyond theory. These questions are designed to evaluate the proficiency of candidates in the practical applications of database management and query optimization...
The hard part of these SQL interview questions is that they are abstract. The tasks say to “imagine the data sets” and show only a few lines of them. When you get an exercise like that, it helps a lot if you have seen similar datasets and solved similar problems before. I hope sol...
11 Introduction Let's write some Sql Server Queries to get the results from a table in a database. I am writing some queries which were asked of me during my interview -- the questions asked in each interview are different but I understand they are related to each other. Every time the...