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What is a database?

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Low-Code Starter Pack
Low-Code Starter Pack

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Whatisadatabase? Introduction, Relational databases
Dataisthenewoil... ...andwenowstoreitindatabases. 1950s Today 3200BC
Whatisadatabase? Anorganizedcollectionofdata,generallystored andaccessedelectronicallyfromacomputer system.
Therearedifferenttypesofdatabases Weinventedmanytypesofdatabases: • Hierarchicaldatabases • Object-orienteddatabases • Graphdatabases • Documentdatabases • NoSQLdatabases • Relationaldatabases • etc...
Relationaldatabasesarethemostpopularform Restaurants Orders Dishes Customers Reality Database
What'sinsidearelationaldatabase? Theschemaspecifieswhatcanbestoredinthedatabase Schema
What'sinsidearelationaldatabase? Eachtablestoresaspecifictypeofrecords Table Table Table Table
What'sinsidearelationaldatabase? Tablefieldsdefinetheinformationrecordswillcontain Tablefields Tablefields Tablefields Tablefields
What'sinsidearelationaldatabase? Eachrowinthetableisanindividualrecord Tablefields Tablerecords
What'sinsidearelationaldatabase? Tableassociationsdefinerelationsbetweenrecords/tables Tablerelation Tablerelation Tablerelation
Mostactionsimplyaninteractionwiththedatabase Restaurants Orders Dishes Customers Reality Database

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What is a database?