EntityQ1431648· pop 22· linked from 144 articlesdata definition languageSign in to savesyntax for defining data structures in a databaseConnectionsdatabaseEntityQ47607Entityrelational databaseEntityquery languageEntitydata integrityEntityInternational Standard Book NumberEntityprogramming languageEntityWayback MachineEntityXMLEntitydata structureEntityPostgreSQLEntityformal languageEntityJSONEntitycharacter encodingEntityMicrosoft SQL ServerEntityentity-relationship modelEntitydatabase normalisationEntitydatabase transactionEntitydata modelEntityobject–relational mappingEntityCategoriesData modeling languagesSQL