Rabu, 22 November 2023

SQL Queries Command

SELECT * FROM table_name;
If you want to display all the attributes from a particular table, this is the right query to use:

SELECT column_name, ... FROM table;
If you want to display particular attributes from a particular table, this is the right query to use:

DROP VIEW view_name;
This query will delete a view. Remember that the DROP VIEW is disallowed if there are any views dependent on the view you are about to drop.

UPDATE table_name SET Column_1=001, Column_2='value_2', ...;
Update the values of two columns.

CREATE TABLE table ( field_1 int, field_2 varchar(80), .... );
add the table and some of the column labels.

CREATE VIEW view_name AS SELECT column_1, column_2, ... FROM table_name;
Create a view that can be used to query data from table1.

INSERT INTO table_name ( column_1, column_2, ... ) VALUES ( value_1, value_2, ... );
to add new rows of data into a table in the database.

Bibliography:

https://bytescout.com/
https://www.tutorialspoint.com/

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