DevSkiller Oracle coding questions were prepared by our team of developers to screen SQL developers and engineers. We have Oracle coding test questions available for senior-level SQL developers.
All of our Oracle coding questions are powered by the RealLifeTesting Methodology™ which provides valuable insight into the candidate’s coding ability. Finding your next SQL developer has never been easier with DevSkiller and our Oracle coding test questions.
valutare la conoscenza di Anonymity, Blockchain, Decentralization, DLT, Leger, Ether, Accounts, Ethereum
Blockchain | Solidity | Lottery - Implement the one time raffle based on blockchain technology.
valutare la conoscenza di SQL, MongoDB, NoSQL
valutare la conoscenza di MongoDB
SQL | Customer Data - Find all the customers whose first and last names are not unique in this database, as well as the number of times each first and last name pair appears in the database.
valutare la conoscenza di SQL, MySQL
SQL | Customer Data - Find all the customers whose first and last names are not unique in this database, as well as the number of times each first and last name pair appears in the database.
valutare la conoscenza di SQL
Oracle - Time Series - Write a query which will find the longest series of consecutive days.
valutare la conoscenza di SQL
Oracle - Rewards Program - Write a query which will find the top 3 ranked customers according to the revenue they created with all of their orders
