Write a SQL statement to create a table job_history including columns employee_id, start_date, end_date, job_id and department_id and make sure that, the employee_id column does not contain any duplicate value at the time of insertion and the foreign key column job_id contain only those values which are exists in the jobs table. Field EMPLOYEE_ID START_DATE END DATE JOB ID DEPARTMENT ID Type Decimal(6,0) Date Date Null Key Default Extra No pk Null No Null No Varchar(10) No Decimal(4,0) Yes fk Null Null Null ...

Write an SQL query to extract the answer directly.

write SQL statement to search for employees whose manager is specified by the txtEname box

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

Write Create Table SQL statements Work Session table  The table must have a primary key. The table must have appropriate foreign key constraints. Foreign keys must have the same name, datatype and size of the primary key that they refer to The following columns datatypes and sizes and named constraints must be used Column DataType Constraint WorkYear number(4) Range 2019 - 2020 WorkWeek number(2) Range 1-52 WorkHours number(4,2) Range 0.5 – 99.99 BID NUMBER(4) ,AUTHID NUMBER(4)

write sql statement to modify the position table in order to define a constraint to ensure that the column position receive only values salad rep or manager course hero

Topic: Database Software: SQLite Schema Table: CREATE TABLE name_basics (nconst VARCHAR(45) NOT NULL, primaryName VARCHAR(45) NULL, birthYear YEAR(4) NULL, deathYear YEAR(4) NULL, age INT NULL, movieNum INT NULL, PRIMARY KEY (nconst)); CREATE TABLE title_episode (episodeID VARCHAR(45) NOT NULL,parentTconst VARCHAR(45) NULL, seasonNumber INT NULL,episodeNumber INT NULL, PRIMARY KEY (episodeID), CONSTRAINT parentTconst FOREIGN KEY (parentTconst) REFERENCES title_basics (tconst) ON DELETE NO ACTION ON UPDATE NO ACTION); CREATE TABLE title_principals (tconst VARCHAR(45) NOT NULL, ordering INT NULL, nconst VARCHAR(45) NULL, category VARCHAR(45) NULL,job VARCHAR(45) NULL, characters VARCHAR(45) NOT NULL, PRIMARY KEY (tconst, characters), CONSTRAINT nconst FOREIGN KEY (nconst)REFERENCES name_basics (nconst) ON DELETE NO ACTION ON UPDATE NO ACTION, CONSTRAINT tconst FOREIGN KEY (tconst) REFERENCES title_basics (tconst) ON DELETE NO ACTION ON UPDATE NO ACTION); CREATE TABLE title_ratings…

Given the following schema, answer the following questions    USERS Attribute Data Type USER_ID NUMBER(3) USER_NAME VARCHAR2(20) USER_TYPE VARCHAR2(10) USER_LIMIT NUMBER(1)                           BOOKS Attribute Data Type BOOK_ID NUMBER(5) BOOK_TITLE VARCHAR2(25) BOOK_YEAR VARCHAR2(4)       Write the SQL code that will create the tables structures for the tables named Books, and Users. Identify and include any PK and FK for both tables.