{"id":1577,"date":"2023-05-23T04:14:20","date_gmt":"2023-05-23T04:14:20","guid":{"rendered":"https:\/\/itnotes.apjsoftwares.com\/?p=1577"},"modified":"2023-05-23T04:14:20","modified_gmt":"2023-05-23T04:14:20","slug":"what-is-the-difference-between-primary-key-and-candidate-key","status":"publish","type":"post","link":"https:\/\/itnotes.apjsoftwares.in\/index.php\/2023\/05\/23\/what-is-the-difference-between-primary-key-and-candidate-key\/","title":{"rendered":"What is the difference between primary key and candidate key?"},"content":{"rendered":"\n<p>Every row of a table is identified uniquely by primary key. There is only one primary key for a table.<\/p>\n\n\n\n<p>Primary Key is also a candidate key. By common convention, candidate key can be designated as primary and which can be used for any foreign key references.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Every row of a table is identified uniquely by primary key. There is only one&#8230;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[35],"tags":[],"_links":{"self":[{"href":"https:\/\/itnotes.apjsoftwares.in\/index.php\/wp-json\/wp\/v2\/posts\/1577"}],"collection":[{"href":"https:\/\/itnotes.apjsoftwares.in\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/itnotes.apjsoftwares.in\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/itnotes.apjsoftwares.in\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/itnotes.apjsoftwares.in\/index.php\/wp-json\/wp\/v2\/comments?post=1577"}],"version-history":[{"count":1,"href":"https:\/\/itnotes.apjsoftwares.in\/index.php\/wp-json\/wp\/v2\/posts\/1577\/revisions"}],"predecessor-version":[{"id":1578,"href":"https:\/\/itnotes.apjsoftwares.in\/index.php\/wp-json\/wp\/v2\/posts\/1577\/revisions\/1578"}],"wp:attachment":[{"href":"https:\/\/itnotes.apjsoftwares.in\/index.php\/wp-json\/wp\/v2\/media?parent=1577"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/itnotes.apjsoftwares.in\/index.php\/wp-json\/wp\/v2\/categories?post=1577"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/itnotes.apjsoftwares.in\/index.php\/wp-json\/wp\/v2\/tags?post=1577"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}