What string function should you use to list the first three characters of a company’s EMP_LNAME values? Give an example using a table named EMPLOYEE. Provide examples for Oracle and SQL Server.

Using php and sql:  create a query that will output only the user_id and message for user_id 8

1.What is the result when the following SQL query is executed on a table named products? Choose the most correct answer. SELECT AVG(Products)FROM Products; Group of answer choices The query results in an error because the is no AVG function None of the above The query results in an error be cause a column is not specified The query returns the average of the Products table   2. If the primary key in the Employee table is located in the "ID" column what is the maximum number of results the following SQL SELECT query will return? SELECT *FROM EmployeeWHERE ID = 15; Group of answer choices 2 1 3 Do not have enough information to determine the answer 0

How to make basic sql format?  Create a list of authors that displays the last name followed by the first name for each author.The last names and first names should be separated by a comma and a blank space.