Table of Contents
What is show command in MySQL?
MySQL SHOW command is a special query in MySQL to view the information schema of any records stored on the database.
Are there views in MySQL?
MySQL supports views, including updatable views. Views are stored queries that when invoked produce a result set. A view acts as a virtual table.
How do I view views in SQL Server?
Get view properties by using Object Explorer
- In Object Explorer, select the plus sign next to the database that contains the view to which you want to view the properties, and then click the plus sign to expand the Views folder.
- Right-click the view of which you want to view the properties and select Properties.
How do I change a view in MySQL?
The CREATE VIEW statement creates a new view, or replaces an existing view if the OR REPLACE clause is given. If the view does not exist, CREATE OR REPLACE VIEW is the same as CREATE VIEW . If the view does exist, CREATE OR REPLACE VIEW replaces it.
How can I see all views in a database?
4 Ways to List All Views in a SQL Server Database
- Option 1 – The VIEWS Information Schema View. You can use the VIEWS information schema view to get a list of all user-defined views in a database.
- Option 2 – The sys.views System Catalog View.
- Option 3 – The sys.objects System Catalog View.
What is show command in SQL?
The SHOW command can be used to display information about active connections and database objects. SHOW CONNECTIONS. If there are no connections, the SHOW CONNECTIONS command returns “No connections available”. Otherwise, the command displays a list of connection names and the URLs used to connect to them.
What does show Processlist mean?
SHOW [FULL] PROCESSLIST. The MySQL process list indicates the operations currently being performed by the set of threads executing within the server. The SHOW PROCESSLIST statement is one source of process information. For a comparison of this statement with other sources, see Sources of Process Information.
How do I show all columns in MySQL?
To list all columns in a table, we can use the SHOW command. Let us first create a table. Syntax to list all column names.
How do I edit a view?
To modify a view
- In Object Explorer, click the plus sign next to the database where your view is located and then click the plus sign next to the Views folder.
- Right-click on the view you wish to modify and select Design.
How do I show columns in SQL?
Selecting columns and tables
- Type SELECT , followed by the names of the columns in the order that you want them to appear on the report.
- If you know the table from which you want to select data, but do not know all the column names, you can use the Draw function key on the SQL Query panel to display the column names.
What is the use of show command?
Show-Command is a very useful teaching and learning tool. Show-Command works on all command types, including cmdlets, functions, workflows and CIM commands. Without parameters, Show-Command displays a command window that lists all available commands in all installed modules.
What is the function of show table?
SHOW TABLES lists the non- TEMPORARY tables in a given database. You can also get this list using the mysqlshow db_name command. The LIKE clause, if present, indicates which table names to match.