WGU Data Management - Applications - C170| Questions and Answers with complete solution

Add New Row - INSERT INTO table_name (column1, column2, ...) VALUES (value1, value2, value3, ...); Update Row - UPDATE table_name SET column1 = value1, column2 = value2, ... WHERE condition; Delete Row - DELETE FROM table_name WHERE condition; Inner Join - SELECT column_name(s) FROM table1 INNER JOIN table2 ON n_name = n_name; CREATE VIEW - CREATE VIEW viewname AS SELECT Col1, Col2 FROM table WHERE condition; Concatenate - CONCAT(Col1, Col2) AS NewColumnName; Create Index - CREATE INDEX index_name ON table_name (column1, column2, ...);Create Database - CREATE DATABASE databasename; Drop Database - DROP DATABASE databasename; Create Table - CREATE TABLE table_name ( column1 datatype, column2 datatype, column3 datatype, .... ); Set Primary Key - CREATE TABLE Persons ( ID int NOT NULL, LastName varchar(255) NOT NULL, FirstName varchar(255), Age int, PRIMARY KEY (ID) ); Set Foreign Key - CREATE TABLE Orders ( OrderID int NOT NULL, OrderNumber int NOT NULL, PersonID int, PRIMARY KEY (OrderID), FOREIGN KEY (PersonID) REFERENCES Persons(PersonID) );