![]() However, it will be downloaded as GIF animated file format. #RECORDIT DELETE DOWNLOAD#Plus, it allows you to download your recorded file. Moreover, it can save your video to a GIF animation format. In addition to this, it lets you upload your recorded file and enables you to share it with others. #RECORDIT DELETE SOFTWARE#If you liked this article, you must check out our Business Analyst Master’s Program as it covers the A-Z of SQL as well.ĭo you have any questions for us? Mention them in the comment section of our “Delete in SQL” article, and we’ll have our experts in the field answer them for you.Recordit is software that you can use to record your computer screen. #RECORDIT DELETE HOW TO#Now that you know how to delete existing records, it is time for you to start learning about other SQL commands so that you can start manipulating and querying data and move forward in your journey to become an expert in SQL. Sometimes, we insert the wrong data, or the data in a table becomes outdated and needs modification, all of this requires the help of Delete in SQL.Ĭheck out our tutorials to learn how to delete duplicate rows in tables and many SQL statements. Enroll now! Next Stepsĭeleting records from tables and databases is a huge part of managing data. Gain expertise in the latest Business analytics tools and techniques with the Business Analyst Master's Program. To check whether all the records have been deleted:Īs we can see, the records have been deleted and the table returns an empty set. To delete all the records from the “Employee_details” table: The syntax of this command is:Īs we can see, there is no ‘WHERE’ clause, so this command is used only when we need to empty the contents of a table. This is a part of the Data Definition Language, a sub-language of SQL that allows the creation and modification of database objects. We can also use the TRUNCATE command to delete all the records from a table.To check whether all the records are deleted, we’ll use the SELECT command:Īs we can see, the SELECT command returns an empty set as all the records from the “Employee_details” table have been deleted. To delete all the records from our “Employee_details” table, we’ll use the following query: If not done intentionally, this could cause a lot of problems. Without a WHERE clause, all the records of the table are deleted.It’s imperative to be extremely careful while using the DELETE command on a table as the data gets deleted permanently. Let’s see what happens when we don’t use the WHERE clause. When we use the AND operator, only the rows satisfying both the conditions being specified are deleted.įrom the above table, we need to delete all the records for employees that belong to “Bangalore” and have a salary less than 50000:Īs we can see, only the one record that satisfies both the conditions has been deleted.When the OR operator is used, all the rows that satisfy either one of the specified conditions, are deleted.įrom our sample “Employee_details” table, to delete all employee records where the employee name is “Ajay” or the city is “Chennai”:Īs we can see, both the rows satisfying either of the conditions have been deleted.We can use AND and OR operators to combine multiple conditions in the WHERE clause of a DELETE command. Deleting Specific Rows Based on Multiple Conditions More than one condition can be applied to the columns using a single query. ![]() We can also delete multiple rows using a single query.įrom the table displayed above, we need to delete all the employee records with salary less than 60000:Īs we can see, four rows have been deleted.The query above will result in the following: ![]() ![]()
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