Useful tips for everyday
What is the sum of the digits of 72? The sum of all factors of 72 is 195. What is the sum of the digits…
What is the difference between Oracle client and instant client? 1 Answer. Oracle client comes with an installer and a lot of executable like sqlplus,…
How do I get all SQL combinations? proc sql; Specify the title. Select the columns. The SELECT clause specifies three columns for the output. Specify…
What must declare a scalar variable? A scalar variable declaration specifies the name and data type of the variable and allocates storage for it. The…
Which of the following benefit is provided by database mirroring? Database mirroring is a simple strategy that offers the following benefits: Increases availability of a…
Can a subscriber be a publisher? In terms of Reactive Streams, there is a Publisher and it could have as many Subscribers. What is publisher…
How do you check metrics in OEM 13c? To get started, login to your Oracle Enterprise Manager 13c Cloud Control Console. Navigate to the Enterprise…
How do I merge multiple select queries? To combine two or more SELECT statements to form a single result table, use the set operators: UNION,…
How do I divide values based on criteria in another column in Excel? For example: To divide cell A2 by 5: =A2/5. To divide cell…
Is Prometheus better than Nagios? Prometheus and Nagios are very different in their designs, their audiences, and their capabilities. Prometheus is useful for monitoring app…