SQL
What are joins in SQL?What are Constraints?What do you mean by data integrity?Difference between Clustered and Non-clustered index in SQL?What are Entities and Relationships?What is difference between SQL and MySQL?What is the difference between CHAR and VARCHAR2 datatype in SQL?What is an Index?explain different types of index ?What is the difference between DROP and TRUNCATE commands?What is the difference between cross join and natural join?What is SQL Injection?How many Aggregate functions are available in SQL?What is the difference between the WHERE and HAVING clauses?How do we use the DISTINCT statement? What is its use?What are the syntax and use of the COALESCE function?Explain character-manipulation functions? Explains its different types in SQLWhat is meant by case manipulation functions? Explains its different types in SQLWhat is the difference between DELETE and TRUNCATE statements?What is the difference between IN and BETWEEN operators?What is the difference between clustered and non-clustered indexes in SQL?What is the difference between SQL and PL/SQL?What are the differences between SQL, MySQL, and SQL Server?What is subquery in SQL?What is the difference between the RANK() and DENSE_RANK() functions?What is the usage of the NVL() function?What are SQL comments?NULL values same as that of zero or a blank spaces?What is self-join and what is the requirement of self-join?What is Full Join in SQL?What is Left Join in SQL?What is a "TRIGGER" in SQL?What are the set operators in SQL?What is a constraint? Tell me about its various levelsWhat is ACID property in a Database?What are functions and their usage in SQLWhat is the Right JOIN in SQL?What is INNER JOIN in SQL?What are the different types of joins?Which are joins in SQL? Name the most commonly used SQL joins?What is the non-clustered index in SQL?What is clustered index in SQL?What is the unique index?What are the different types of indexes in SQL?What is an Index in SQL?What are the different types of SQL operators?What is an inconsistent dependency?What are the disadvantages of not performing database Normalization?What is the primary use of Normalization?What is Normalization and what are the advantages of it?