What is the use of DESC in SQL?
The ORDER BY statement in SQL is used to sort the fetched data in either ascending or descending according to one or more columns. By default ORDER BY sorts the data in ascending order. We can use the keyword DESC to sort the data in descending order and the keyword ASC to sort in ascending order.
How can I get table description in SQL Server?
Just select table and press Alt + F1 , it will show all the information about table like Column name, datatype, keys etc.
Where does Desc go in SQL?
DESC means descending. if you have the letters A – Z in your database, and you sort them by ASC , it will go from A to Z . ORDER BY DESC will sort them from Z to A . same goes for 0 – 9 , ascending and descending (for example).
What does DESC mean in SQL?
descending order
The DESC command is used to sort the data returned in descending order.
How do you describe a view in SQL Server?
A VIEW in SQL Server is like a virtual table that contains data from one or multiple tables. It does not hold any data and does not exist physically in the database. Similar to a SQL table, the view name should be unique in a database. It contains a set of predefined SQL queries to fetch data from the database.
What is describe command in SQL?
The DESCRIBE command enables you to describe objects recursively to the depth level set in the SET DESCRIBE command. You can also display the line number and indentation of the attribute or column name when an object contains multiple object types. the type of PL/SQL object (function or procedure)
What is SQL description?
So desc or describe command shows the structure of table which include name of the column, data-type of column and the nullability which means, that column can contain null values or not. All of these features of table are described at the time of Creation of table.
What is the difference between ASC and DESC?
The MySQL DESC keyword specifies that the sorting is to be in descending order….What are DESC and ASC Keywords?
| ASC is the short form for ascending | MySQL DESC is the short form for descending |
|---|---|
| It is used to sort the query results in a top to bottom style. | It is used to sort the query results in a bottom to top style |
Summary Sorting query results is re-arranging the rows returned from a query result set either in ascending or descending order. The keyword DESC in SQL, is used to sort the query result set in a descending order. The ASC keyword is used to sort the query result set in an ascending order. Both DESC and ASC work in conjunction with the ORDER BY keyword.
Why to use SQL Server?
The SQL server is also used to increase the speed with which data is processed, allowing large operations to be executed with ease. With the information stored in the database, businesses will have a reliable backup system.
How do I insert into SQL?
The SQL INSERT INTO Statement. The INSERT INTO statement is used to insert new records in a table. It is possible to write the INSERT INTO statement in two ways. The first way specifies both the column names and the values to be inserted: INSERT INTO table_name (column1, column2, column3.)
How do I sort in SQL?
Sorting in SQL: Order By clause sort the result set from the query (with a where clause) in a specific order using the ORDER BY clause based on specified column(s). Here is the syntax of Order By clause in SQL.