Home›Data modeling›one-to-one🌐EnglishEnglishFrançaisTürkçeРусскийفارسی中文日本語EntityQ3424039· pop 6· linked from 8 articlesone-to-oneAlso known as one-to-one relationship, 1-to-1relationship between two sets of entitiesWikidata factsImageCPT-Databases-OnetoOne.svgvia Wikidata · CC0Available in 6 languagesFrançais日本語NorwegianUkrainianفارسیvia Wikidata sitelinks · CC0ConnectionssystemEntitybijectionEntityCategoriesData modeling