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vodka [1.7K]
3 years ago
11

Using SQL

Computers and Technology
1 answer:
lesantik [10]3 years ago
7 0

Answer:

Following are the code to this question:

/*using the select statement, that selects column name from the table blog.posts */  

SELECT blog.posts.user_id, blog.posts.body, users.name/*column name user_id, body, name*/  

FROM blog.posts/* use table name blog.posts*/

RIGHT OUTER JOIN users ON blog.posts.user_id = users.id;/*use right join that connect table through user_id*/

Explanation:

In the structured query language, RIGHT JOIN  is used to recovers from both the right side of the table both numbers, although the left table has no sets. It also ensures that even if the 0 (null) documents are linked inside this left table, its entry will always return the outcome row, but still, the number of columns from its left table will be NULL.

In the above-given right join code, the select statements used that selects the column names "user_id, body, and the name" from the table "blog. posts" and use the right join syntax to connect the table through the id.    

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he timing device in an automobile’s intermittent wiper system is based on an RC time constant and utilizes a 0.500-μF capacitor
Tatiana [17]

Answer:

4000k-ohm to 10,000k-ohm

Explanation:

As we know that time constant for an RC circuit is t=RC

Putting the values of t we can get the range of varaiable resistor as;

t=RC

Putting t=2 we get the first value of the range for the variable resistor

2=R*0.500*10^-6

R=2/(0.500*10^-6)

R=4*10^6

R=4000k-ohm

Now putting t=5 we get the final value for the range of variable resistor

t=RC

5=R*0.500*10^-6

R=5/(0.500*10^-6)

R=10*10^6

R=10,000k-ohm

So variable resistance must be made to vary in the range from 4000k-ohm to 10,000k-ohm

5 0
3 years ago
Use the distributive property to expand the following expression. (9m - 6)7
Nady [450]
(9m - 6)7
(9m × 7) - (6 × 7)
63m - 42
7 0
3 years ago
Read 2 more answers
Which of the following statements is false? Question 4 options: By convention class names begin with an uppercase letter, and me
amm1812

Answer:

Instance variables can be declared anywhere inside a class.

Although there isn't any rule to declare instance variables before methods, and they can be declared anywhere in the class, they cannot be declared inside method definitions of class.

///////////////////////////////////////////////////////////////////////////////////////////////////////////

<em>By convention class names begin with an uppercase letter, and method and variable names begin with a lowercase letter.</em> - True.

<em>Instance variables exist before methods are called on an object, while the methods are executing and after the methods complete execution.</em> - True.

<em>A class normally contains one or more methods that manipulate the instance variables that belong to particular objects of the class.</em> - True

8 0
3 years ago
Read 2 more answers
Which is part of the dales process A customer retention B billing C cost planning D customer relations
serious [3.7K]

Answer:

D customer relations

Explanation:

A sales process is a term that describes a set of predetermined undertakings in which a salesperson perform in order to engage and put up with prospective buyer right from the first stage which is pre-approach to a closed sale.

The sale process involves the following steps:

1. Pre-approach

2. Approaching the customer

3. Determining the needs of customers

4. Introducing the product

5. Handling questions and objections

6. Closing the sale

7. Recommendation selling

8. Encouraging and follow up.

Hence, all the steps involved in the sales process deals with CUSTOMER RELATIONS. Therefore, the right answer is option D.

6 0
3 years ago
AN OBSTACLE OR BARRIER THAT MAY PREVENT YOU FROM ACCOMPLISHING YOUR GOAL IS:
marishachu [46]
Depends on what kind of goal.
If I gave a goal of eating 8 hot dogs then a barrier would be a physical will of your body to not eat more. It would be a limit your body can take so it’s different from a mental or other barrier.
If you wanted to cross an area of land but there is a fence in the way then that’s another type of barrier.
Or there are mental barriers. If you wanted to ask someone out to prom, you may be stopped by a mental barrier of self hatred. Feeling like you’re not good enough.

Hopefully this helps!
5 0
3 years ago
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