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Explain Different Types of Relationship in Dbms

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In other words the types of DBMS are entirely dependent upon how the database is structured by that particular DBMS. Right join Inner join The INNER JOIN keyword selects all rows from both the tables as long as the condition satisfies. What Are The Different Types Of Relationships In Dbms The keys from both the tables form composite. . 52 TYPES Hierarchical DBMS A DBMS is said to be hierarchical if the relationships among data in the database are established in such a way that one data item is present as the subordinate of another one or a sub unit. One to one is implemented using single table by establishing relationship between same type of columns in a table. Some of the Data Models in DBMS are. 2 One To Many An employee can work in many departments 0 but a department can have at most one employee. There are two types of constraints on the Entity Relationship ER model Mapping cardinality or cardinality ratio. There are
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