SQL - Get Data from Multiple Tables QuestionsPrevious Quiz Next 1.Which of the following is not related to a Relational Database? Selection Projection Joining None of the aboveAnswer: D. The options A, B and C are the major capabilities of the Oracle Relational Database.2.Which of the ...
SQL Interview Questions 1. What is Pattern Matching in SQL? 2. How to create empty tables with the same structure as another table? 3. What is a Recursive Stored Procedure? 4. What is a Stored Procedure? 5. What is Collation? What are the different types of Collation Sensitivity? 6....
In this tutorial section, we will discuss the overview of tables in SQL What Is a Table in SQL? A table is a database object which is composed of rows and columns in SQL. In simple terms, it’s a collection of related data held in a table format. Numerous tables may be present in...
1. Make a note of all node names (and/or IP addresses), SQL Server virtual names along with preferred nodes. If there are more than three nodes you may need to also take note of possible owners for each SQL resource group. For my example assume that I have a cluster with node1 and...
The foreign key constraint allows the user to avoid actions that would otherwise destroy the connection between the parent and child tables. Set 2 - SQL Interview Questions and Answers 11) How can you explain data integrity? We can term data integrity by saying that it maintains the consistency...
Knowledge application- use your knowledge to answer questions about dropping a field from a table and some of the possible problems that might arise once a statement has been executed Additional Learning To learn more databases, feel free to review the lesson titled Modifying Tables Using SQL. The...
CROSS JOIN: Returns all records where each row from the first table is combined with each row from the second table (i.e., returns the Cartesian product of the sets of rows from the joined tables). Note that a CROSS JOIN can either be specified using the CROSS JOIN syntax (“explicit ...
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Meeting all requirements of the first normal form. Placing the subsets of data in separate tables and Creation of relationships between the tables using primary keys. Third Normal Form (3NF):. This should meet all requirements of 2NF. Removing the columns which are not dependent on primary key...
SQL Server Interview Questions and Answers-Part I What is RDBMS? Relational Data Base Management Systems (RDBMS) are database management systems that maintain data records and indices in tables. Relationships may be created and maintained across and among the data and tables. In a relational data...