Explain the different types of constraints?

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What are the different column comparison operators in mysql?

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What is mysql and why it is used?

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How to enter microseconds in sql statements?

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How to write after insert event update trigger on the same table in mysql?

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List some mysql advantages and disadvantages?

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How to upload a large file through phpmyadmin in mysql?

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Is sqlite faster than mysql?

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SQL: 1. Write a queryto retrieve the author who was published a book at the youngest age? 2. write a query to retrieve the no. of books published a each year in various languages? 3. write a query to retrieve no. of books published by them only those authors who have published more than 1 book? 4. write a query to retrieve who has not published any books during the year 2006? 5. write a query to retrieve the authors who has published any books during the birth date write this query in 2 ways 1)joins 2)sub query 6. write a query to retrieve all the books which was published during jan 2007 & title containing India or published in the language hindi? 1. table name is liberary managemnt and two column is there one is authors and another one is books . 2.four fields will comes under authours like nationality, birthdate ,first-language,second-language 3.four fields will comes under books like authour,title ,language,publish date to write query using this details

4 Answers   Covansys,

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How many primary keys can be there in a table?

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What is pragma serially_reusable and why is it used?

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What is row?

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