|SQL exercises||July 27, 01:39 MSK|
Exercises on usage of SELECT statement
On this page it is possible to carry out any SELECT statements addressed to the learning databases. To switch off check of accuracy of the decision, click "without check" checkbox. After solving all the tasks of the first stage, the second stage of testing becomes accessible. Thus tasks of the second stage appear one by one in the combo box of the task choice.
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