What does ASC mean in MySQL?
Introduction to the MySQL ORDER BY clause
The ASC stands for ascending and the DESC stands for descending. You use ASC to sort the result set in ascending order and DESC to sort the result set in descending order respectively.
What is ASC in SQL query?
The SQL ASC keyword specifies an ascending sort order for a column within in the ORDER BY clause. This means the values are sorted in A to Z order.
What is ASC in DBMS?
ASC: to sort the data in ascending order. DESC: to sort the data in descending order.
What is ASC and DESC SQL?
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.
What does ASC mean?
ASC
| Acronym | Definition |
|---|---|
| ASC | Ambulatory Surgical Center |
| ASC | Ambulatory Surgery Center |
| ASC | American Society of Criminology |
| ASC | Ambulatory Surgery Centers |
Where is ASC command used?
ASC. The ASC command is used to sort the data returned in ascending order.
How do you write ASC in SQL?
The SQL ORDER BY Keyword
The ORDER BY keyword is used to sort the result-set in ascending or descending order. The ORDER BY keyword sorts the records in ascending order by default. To sort the records in descending order, use the DESC keyword.
What is mean by ascending order?
: arranged in a series that begins with the least or smallest and ends with the greatest or largest The children were lined up in ascending order of height.
How do you do alphabetical order in SQL?
If you want to sort based on two columns, separate them by commas. For example, ORDER BY LAST_NAME ASC, FIRST_NAME DESC; would display results sorted alphabetically by last name. If the same LAST_NAME matches multiple FIRST_NAME entries, the results of FIRST_NAME will also display in descending order.
What is ASC in index?
You can use the asc (ascending) and desc (descending) keywords to assign a sort order to each column in an index. By default, sort order is ascending. Creating indexes so that columns are in the same order specified in the order by clauses of queries eliminates sorting the columns during query processing.
What are the commands used in DML?
List of DML commands:
- INSERT : It is used to insert data into a table.
- UPDATE: It is used to update existing data within a table.
- DELETE : It is used to delete records from a database table.
- LOCK: Table control concurrency.
- CALL: Call a PL/SQL or JAVA subprogram.
- EXPLAIN PLAN: It describes the access path to data.
How do I get a count in SQL query?
SQL COUNT() Function
- SQL COUNT(column_name) Syntax. The COUNT(column_name) function returns the number of values (NULL values will not be counted) of the specified column: …
- SQL COUNT(*) Syntax. The COUNT(*) function returns the number of records in a table: …
- SQL COUNT(DISTINCT column_name) Syntax.
How do I sort in MySQL?
When sorting your result set in descending order, you use the DESC attribute in your ORDER BY clause as follows: SELECT last_name, first_name, city FROM contacts WHERE last_name = ‘Johnson’ ORDER BY city DESC; This MySQL ORDER BY example would return all records sorted by the city field in descending order.