Page 63 - Demo

%u062c%u0645%u064a%u0639 %u0627%u0644%u062d%u0642%u0648%u0642 %u0645%u062d%u0641%u0648%u0638%u0629 %u0640 %u0627%u0625%u0644%u0639%u062a%u062f%u0627%u0621 %u0639%u0649%u0644 %u062d%u0642 %u0627%u0645%u0644%u0624%u0644%u0641 %u0628%u0627%u0644%u0646%u0633%u062e %u0623%u0648 %u0627%u0644%u0637%u0628%u0627%u0639%u0629 %u064a%u0639%u0631%u0636 %u0641%u0627%u0639%u0644%u0647 %u0644%u0644%u0645%u0633%u0627%u0626%u0644%u0629 %u0627%u0644%u0642%u0627%u0646%u0648%u0646%u064a%u062963Advantages of using databases: - Scarcity of redundancy and the ability to control data redundancy, which saves on storage cost High security and confidentiality of data Imposing restrictions on users who do not have certain permissions Provide a suitable storage environment and make it difficult to lose data The ability to extract information from existing data The possibility of providing multiple interfaces for user interaction with data Easily represent complex relationships between data Data integrity, which refers to ensuring data accuracy across the information management lifecycle Ease of maintenance, as any modification is done with ease and from one place Providing multiple ways to obtain backups, as well as processing data in cases of database problems - It helps to set standards for dealing with data - Reduce software development time - Extreme flexibility in using and modifying data - provides highly updated data - Economical use as it saves the effort in data entry as a result of unifying the inputs for each subsystem - High flexibility in sharing data with ease - Provides management reports based on comprehensive updated information, which helps to make sound decisions against the file system associated with specific data Extreme simplicity in searching and dealing with data, where data is retrieved using relatively simple methods and through the use of keys (special fields)