Write a SQL query to delete a table Managers(Mgr_ID, Mgr_Name, Department, Location.

Q: A select procedure in a relational database can shrink a table's size by deleting columns that don't…

A: Definition: In a relational database, data is kept in one or more tables (or "relations") of columns…

Q: Using the WideWorldDistributors database and the Sales schema create a function that takes InvoiceID…

A: In this question we have to use WideWorldDistributors Database and sales schema. Where we have to…

Q: Views in SQL are kind of virtual tables. A view also has rows and columns as they are in a real…

A: Creating SQL views offers valuable advantages, such as simplifying data access, bolstering security,…

Q: SQL optimizer tries to convert queries with nested subqueries into a join operation for better…

A: Introduction to A SQL optimizer: A SQL optimizer is a program that modifies the structure of an SQL…

Q: View can be used to retrieve data from several tables and to provide data security Select one: a.…

A: SQL (Structured Query Language) is a standard programming language that used to manage relational…

Q: In a relational database, a select operation is used to delete columns that satisfy specific…

A: The select operation is basically an operation which searches data in the table and acquire or…

Q: Create the following queries for the “books” database. For each query make sure to only include…

A: SELECT COUNT(TITLE_ID) AS "# of long books" FROM TITLES WHERE TITLES.PAGES>=450 GROUP BY TYPE;

Q: In Sql These are some database from a set of tables insert into AccountHolder(AccountID,…

A: In this database scenario, we have a collection of tables representing an imaginary banking system.…

Q: A trigger is procedural SQL code that is manually invoked by the RDBMS upon the occurrence of a…

A: Trigger in SQL           A trigger is a particular class of stored procedure that starts running…

Q: . Write an SQL query to fetch all the EmpIds which are present in either of the tables –…

A: Q 1. Write an SQL query to fetch all the EmpIds which are present in either of the tables –…

Q: Define Trigger and write a PL/SQL code for creating a trigger that can be triggered when the table…

A: We will talk about PL/SQL triggers in this chapter. Triggers are stored programmes that are launched…

Q: Given two database table i_users(userid,username,email address,isActive,gender) stores the users…

A: Structured Query Language is abbreviated as SQL or also pronounced as See-Qwell. It is developed for…

Q: What are the advantages of using table-valued parameters in SQL functions

A: Table-valued parameters (TVPs) in SQL are a powerful feature that allows developers to send multiple…

Q: A select operation in a relational database decreases the size of a table by removing columns that…

A:

Q: Write the syntax for AUTO_INCREMENT in sql databases.

A: Question. Write the syntax for AUTO_INCREMENT in SQL databases. Answer. AUTO_INCREMENT:…

Q: PL/SQL script

A: Given :- An Entity relation diagram is mention in the above given question   Need to write a PL/SQL…

Q: Write a PL/SQL block to select and display the names of all students who scored more than the…

A: Given values, Student_ID Name of Student Marks Obtained Department_ID  1 Asma  78 1 2 Anwar…

Q: A select operation in a relational database is used to reduce the size of a table by deleting…

A: Select operation in a relational database is used to reduced the size of the table by deleting…

Q: A foreign key in a relational database table is (n): A Set of attribute values in a table. B…

A: Please find the answer below

Q: Write an SQL query that will show all data from the Customers table andOrder By State.

A: SQL query: Query to select all the data from the “Customers” table order by “State” SELECT * FROM…

Q: In a database, Write SQL query to show table structure of table name Guardians.

A: Given you are present in the database where the table exist, to show the structure of any table in…

Q: A select operation in a relational database decreases the size of a table by removing columns that…

A: The last few chapters have covered fundamental database query strategies. This chapter focuses on…

Q: Execute a SQL statement to delete the column status from order_db.

A: The DELETE statement in SQL is a powerful tool for putting off data from a database desk. It allows…

Q: You are working with a database table that contains customer data. The table includes columns about…

A: Introduction You are working with a database table that contains customer data. The table includes…

Q: Write any two command of DML in SQL

A: The majority of SQL statements are part of DML, or Data Manipulation Language, which is used to…

Q: Selected columns are removed from a table using a relational database's "select" method. It's…

A: Given that, Selected columns are removed from a table using a relational database's "select" method.…

Q: In a relational database, you may narrow down the number of columns in a table that match your…

A: Given, In a relational database, you may narrow down the number of columns in a table that match…

Q: When working with a relational database, a select operation may be used to reduce the amount of…

A: When working with a relational database, a select operation may be used to reduce the amount of…

Q: a SQL query to display the customer ID, name, and order ID for all customer orders. For those…

A: Dear learner, hope you are doing well, I will try my best to answer this question. Thank You!!