-- 6. Write a MySQL query to create a table named jobs including columns job_id, job_title, min_salary, max_salary -- and check whether the max_salary amount exceeding the upper limit 25000.
The term "data integrity" can mean different things to different people, but the most difficult and pervasive problem facing organizations these days is the semantic integrity of the data. As ...
-- Aqui é retornado um aviso de que a instrução INSERT conflitou com a restrição do CHECK 'CK_Aposentadoria'. Neste desafio eu defini dois tipos de contraints. - CHECK inline. O Primeiro é 'inline', ...
CHECK-Einschränkungen sind ein leistungsstarkes Feature von SQL, mit dem Sie Datenintegritätsregeln für Ihre Tabellen erzwingen können. Sie können Ihnen dabei helfen, zu verhindern, dass ungültige ...
When I am working with an Oracle database, I still find myself using SQL*Plus for many quick and dirty database queries. In particular, I often look up constraints in SQL*Plus. In this post, I look at ...
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