I need help with an UPDATE statement that will change the CUST_EMAIL value to "unknown" for records in the CUSTOMERS table that have null values for the cust_email field
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I need help with an UPDATE statement that will change the CUST_EMAIL value to "unknown" for records in the CUSTOMERS table that have null values for the cust_email field
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- Add a constraint to make sure the Rep_ID value entered in the BOOK_STORES table is a valid value contained in the STORE_REPS table. The Rep_ID columns of both tables were initially created as different datatypes. Does this cause an error when adding the constraint? Make table modifications as needed so that you can add the required constraint.Update the VID_STATUS attribute of the VIDEO table using a subquery to set the VID_STATUS to OUT for all videos that have a null value in the DETAIL_ RETURNDATE attribute of the DETAILRENTAL table.What is the format of the SET clause that changes the value in a column to null in an UPDATE command?
- Create a trigger named tInstructors_UPDATE that checks the new value for the AnnualSalary column of the Instructors table. This trigger should raise an appropriate error if the annual salary is greater than 120,000 or less than 0.The team wants to track potential list of users who may have forgotten their items on the cars. Therefore, you need to return USER_FIRST_NAME, USER_LAST_NAME, TRAVEL_START_TIME, TRAVEL_END_TIME information from the USERS and TRAVELS tables connected inside a JOIN statement by the USING function and USER_ID fieldUsing the software.subscription table, pull all columns for subscriptions that have been cancelled. Use the results from the attachment to determine which column you need to filter on in your where clause. This is to write a query in a database.
- 1) Add the following record to the OWNER table: INSERT INTO OWNER VALUES('SA100', 'Sam', 'Afyouni', '100 Hello St', 'Anytown', 'MA', '55555'); 2) Create the UPD_OWNER_LAST_NAMEprocedure to change the last name of the owner whose number is stored in I_OWNER_NUM (provided as a parameter) to the value currently found in I_LAST_NAME.Write and execute the command to retrieve the customer ID, first name, and last name of each customer in the MAJOR_CUSTOMER VIEW with a balance that exceeds the credit limit.Create a VIEW named MAJOR_CUSTOMER. It consists of the customer ID, first name, last name, balance, credit limit, and rep ID for every customer whose credit limit is $500 or less.
- Create a trigger named trg_line_total to write the LINE_TOTAL value in the LINE table every time you add a new LINE row. (The LINE_TOTAL value is the product of the LINE_UNITS and LINE_PRICE values.)Create an UPDATE query that lowers the daily rental rate of sailboat rentals by 10%. Note: show me select * from boat showing contents of boat table after you run this update. I should have the before from the beginning of the assignment. Search for boats for rent under $200 per day, show Boat Unique Identifier, Boat Type, Boat Length, Price per Day to rent the boat and Location (where boat is parked for pickup (please include name of marina, not just the PrimaryKey). Create a query that shows the rentals that had different pickup and different drop off location, show Boat Unique identifier, Renter unique identifier, Start Date, End Date, Pickup Location and Drop Off Location and drop off fee of the Marina Drop Off Location(please include name of marina, not just the PrimaryKey). From Renter and Rental table:create a query that shows Renter unique identifier, Renter name, boat unique identifier, boat name, startdate, enddate of a rental and number of days rented (name column…Task 7: The development team wants to add new residents and new service requests to StayWell without checking the latest IDs and manually incrementing it. Therefore, you need to alter the RESIDENTS table and change the RESIDENT_ID field to an auto-incremented field of type SMALLINT. Task Alter the RESIDENTS table and change the ID field to an auto-incremented field. Task 8: The Colombia City office of StayWell indicated that there is a new tenant by the name of Yigit Yilmaz staying at the property with an ID of 13. You need to include this new resident in the RESIDENTS table. Task Add Yigit Yilmaz to the RESIDENTS table.
