dbms normalization

SQL Cursors As we have discussed SQL Cursors in SQL tutorial of tutoraspire so you can go through the concepts again to…

SQL Trigger As we have discussed SQL Trigger in SQL tutorial of tutoraspire so you can go through the concepts again to…

DBMS Tutorial DBMS Tutorial provides basic and advanced concepts of Database. Our DBMS Tutorial is designed for beginners and professionals both. Database…

Query Processing in DBMS Query Processing is the activity performed in extracting data from the database. In query processing, it takes various…

Types of Databases There are various types of databases used for storing different varieties of data: 1) Centralized Database It is the…

Types of Relationship in Database Table A relational database collects different types of data sets that use tables, records, and columns. It…

Unique Key in DBMS The word ‘unique’ defines a thing which is unique from other things. A unique key in DBMS is…

LOSSY OR LOSSLESS DECOMPOSITION (second method) Algorithm: Testing for lossless (nonadditive) join property. Input: A universal relation R, a decomposition D =…

Reduction of ER diagram to Table The database can be represented using the notations, and these notations can be reduced to a…

SQL Index Indexes are special lookup tables. It is used to retrieve data from the database very fast. An Index is used…