Explain how to select DBSCAN parameters.
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Explain how to select DBSCAN parameters.
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- Specify how Views may be used by DB administrators to simplify user interactions with the DBMS.Task 4: The InstantRide Driver Relationship team wants to create groups for drivers according to their ratings such as 3+ or 4+. For instance, a driver with the rating 3.8 will be 3+; whereas a driver with the rating 4.2 will be 4+. You need to return a two column output with DRIVER_ID and DRIVER_RATING which has first FLOOR applied and then CONCAT with + sign for all drivers with a rating greater than 0. Task: Create groups of drivers according to their ratings. (SQL Database Test)What shortcut is used for displaying error list in SQL server Management studio.
- Define how Views may be used by DB administrators to simplify user interactions with the DBMS.The DD_PLEDGE table contains the FIRSTPLEDGE column that indicates whether a pledge is the donor's first pledge. The DoGood Donor organization wants this identification to be automated. Create a trigger that adds the corresponding data to the FIRSTPLEDGE column when a new pledge is added, and test the trigger.Identify opportunities for using triggers in your database and write the appropriate DDL queries for them