WGU Data Management - Applications - C170 OA GSA1 Questions and Answers
WGU Data Management - Applications - C170 OA GSA1 Questions and Answers 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; Brainpower Read More Previous Play Next Rewind 10 seconds Move forward 10 seconds Unmute 0:07 / 0:15 Full screen 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) );
Escuela, estudio y materia
- Institución
- WGU C170
- Grado
- WGU C170
Información del documento
- Subido en
- 27 de diciembre de 2023
- Número de páginas
- 2
- Escrito en
- 2023/2024
- Tipo
- Examen
- Contiene
- Preguntas y respuestas
Temas
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wgu data management applications c170 oa gsa1
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add new row insert into tablename column1 colum
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inner join select columnnames from table1 inner
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create table create table tablename column1 dat
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