Net,PHP Developers in Oracle,MySQL and SQLServer. Top 80 + SQL Query Interview Questions and Answers with Examples. 1; 2; 3; 4; 5. Top 50 MySQL Interview Questions & · Answers. 1. Administration is supported using MySQL Query Browser. 7. . What are all the Common SQL Function?. Download as PDF, TXT or read online from Scribd. Flag for Top 80 + SQL Queries Interview Questions and Answers with Examples 47 Votes If the answers are same for Oracle, MySQL and SQL databases, only one query is specified.
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Here is some most commonly asked interview qyestions collections about MySQL. Download Complete PHP Faqs in bestthing.info you are a PHP programmer or an. all interviews. Here we provide most common interview question and answers for mysql and rdbms. How do you get the number of rows affected by query?. results Question3: How do you get the number of rows affected by query? Go through on MySQL jobs interview questions and answers page to.
Aggregate functions are used to evaluate mathematical calculation and returns a single value.
These calculations are done from the columns in a table. For example- max ,count are calculated with respect to numeric. Scalar functions return a single value based on the input value. How can you fetch alternate records from a table? You can fetch alternate records i. Name the operator which is used in the query for pattern matching? LIKE operator is used for pattern matching, and it can be used as -.
How can you select unique records from a table? How can you fetch first 5 characters of the string? There are a lot of ways to fetch characters from a string. What is a View? A view is a virtual table which consists of a subset of data contained in a table.
Since views are not present, it takes less space to store. Show all data from a table. How to returns the columns and column information pertaining to the designated table?
How you will show unique records? Show selected records sorted in an ascending or descending order? How to Return total number of rows? How to Change a users password from unix shell? Stop the MySQL server process.
Start again with no grant tables. Login to MySQL as root.
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Structured Query Language SQL is a standard computer language for relational database management and data manipulation. I want to thank for sharing this blog, really great and informative. Share more stuff like this. In this article, you will learn a Table Name: Get all employee details from the employee table.
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Get position of 'o' in name 'John' from employee table. Get employee details from employee table whose first name starts with 'J'. Get employee details from employee table whose first name contains 'o'.
Get employee details from employee table whose first name ends with 'n'. Get employee details from employee table whose first name ends with 'n' and name contains 4 letters. Get employee details from employee table whose first name starts with 'J' and name contains 4 letters. Get employee details from employee table whose Salary greater than Get employee details from employee table whose Salary less than Get employee details from employee table whose Salary between and Get employee details from employee table whose name is 'John' and 'Michael'.
Get employee details from employee table who joined before January 1st Get employee details from employee table who joined after January 31st.
49 MySQL Interview Questions With Answers | Download PDF
Get Joining Date and Time from employee table. Get Joining Date,Time including milliseconds from employee table.
Get database date. Escape character for special characters in a query.
Top Answers to MySQL Interview Questions
Get Last Name from employee table after replacing special character with white space. Get department,total salary with respect to a department from employee table. Get department,total salary with respect to a department from employee table order by total salary descending. Get department wise minimum salary from employee table order by salary ascending. Select no of employees joined with respect to year and month from employee table.
Select max incentive with respect to employee from employee and incentives table using sub query. Select TOP 2 salary from employee table.
MySQL Interview Questions & Answers
Select TOP N salary from employee table. Select 2nd Highest salary from employee table.
Select Nth Highest salary from employee table. That means corresponding columns specified in the union should have same data type.
Select employee details from employee table if data exists in incentive table? Here exists statement helps us to do the job of If statement.Auto increment keyword allows the user to create a unique number to get generated when a new record is inserted into a table.
SQL Query is as shown below. Select employee details from employee table if data exists in incentive table? So query will return employee id's 4 to 8. Query within another query is called as Subquery. Get employee details from employee table whose first name contains 'o'.
Download Now! Q10 What part does database design have to play in the performance of a SQL Server-based application? A unique index can be applied automatically when a primary key is defined.