View Serializability Recall our discussion in Section ?? of how our true goal in the design of a scheduler is to allow only schedules that are serializable. We also saw how dif-…

Goals  SQL: Data Definition Language  CREATE  ALTER  DROP  SQL: Data Manipulation Language  INSERT  DELETE  UPDATE  SELECT – already done SQL DDL and DML SQL statements can be d…

Hashing in DBMS In a large database, data is stored at various locations. It becomes hectic and time- consuming when locating a specific type of data in a database via linear se…

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1.Problem Statement You are given a number ‘N’ and a query ‘Q.’ If ‘Q’ is 1, then you have to return the sum of all integers from 1 to ‘N,’ else if ‘Q’ is equal to 2 then you ha…

Scheduling Algorithms There are various algorithms which are used by the Operating System to schedule the processes on the processor in an efficient way.  The Purpose of a Sched…

STATE DIAGRAM The process, from its creation to completion, passes through various states. The minimum number of states is five. The names of the states are not standardized alth…

Here I introduce the C programming language. C is a general-purpose, imperative computer programming language, supporting structured programming, lexical variable scope and recu…

Integrity Constraints Integrity constraints are a set of rules. It is used to maintain the quality of information. o Integrity constraints ensure that the data insertion, updatin…