# sql type

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[CS] Learn SQL Day-77

Database Normalization It has to do with database design. Determines the structure of how data will be stored. Data redundancy Data Integrity Anomaly Data Redundancy Copy of the actual data. It's easy when it comes to data recovery. However, it has disadvantages such as difficulty in consistent data processing, waste of storage space, and reduced data efficiency. Data Integrity It means maintaining accuracy and consistency throughout the lifecycle of data. In other words, it

AnomalyDCLDDLDMLDQLData integrityData redundancyDatabase normalizationTCLdata control languagedata definition languagedata manipulation languagedata query languagedeletion anomalyinsertion anomalysqlsql typetransaction control languageupdate anomaly
2022년 3월 6일
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