Question
According to the Worldwide Cost of Living Index 2021
released by the Economist Intelligence Unit (EIU), which is the world’s most expensive cities to live in 2021?Solution
The Worldwide Cost of Living Index released by the Economist Intelligence Unit (EIU) has listed the world’s most expensive cities to live in 2021. The index explored the cost of living in 173 cities, measured against impactful global events. Tel Aviv ranked first on the list of world’s most expensive cities 2021 by the Economist Intelligence Unit (EIU).
Which command removes all rows but keeps table structure?
Which operator is used for pattern matching in SQL?
In PL/SQL, what type of parameter allows a procedure to both receive a value from the calling environment and return a modified value back to it?
ROW_NUMBER() OVER (PARTITION BY dept ORDER BY salary DESC) assigns:
In SQL, the ROWS BETWEEN UNBOUNDED PRECEDING AND CURRENT ROW clause applies to:
Which type of index physically reorders the data rows in the table itself based on the index key, meaning the data is stored in the order of the index?
Deadlock in DBMS can be prevented using:
What is an SQL `VIEW`?
Which type of index physically reorders the data rows in the table itself based on the index key, meaning the data is stored in the order of the index?
In PL/SQL, what type of parameter allows a procedure to both receive a value from the calling environment and return a modified value back to it?
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