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Rishi Raj has Published 127 Articles
![Rishi Raj](https://www.tutorialspoint.com/assets/profiles/13777/profile/60_73169-1512647303.jpg)
Rishi Raj
120 Views
For this purpose, We need to use the name of the column as the first parameter i.e. at the place of an original string, of the INSERT() function. Following example will exhibit it −ExampleSuppose we want to add ‘/Old’ with the values of ‘year_of_admission’ column of ‘Student’ table then we ... Read More
![Rishi Raj](https://www.tutorialspoint.com/assets/profiles/13777/profile/60_73169-1512647303.jpg)
Rishi Raj
146 Views
Note that In Data Warehouse, data load is less frequent as compared to data read. If you use normalized tables that result more number of joins and hence when you run multiple read statements on DW system, it effects the performance considerably.When you are not using normalized tables, the response ... Read More
![Rishi Raj](https://www.tutorialspoint.com/assets/profiles/13777/profile/60_73169-1512647303.jpg)
Rishi Raj
168 Views
The problem is that your second parameter is 0 which is an integer, so the output always comes as an integer as ifthenelse takes data type from the second parameter. So, in your case, if the answer is less than .5, it is converted to zeroes and in case more ... Read More
![Rishi Raj](https://www.tutorialspoint.com/assets/profiles/13777/profile/60_73169-1512647303.jpg)
Rishi Raj
2K+ Views
You might have encountered a situation where you clicked a URL to reach a page X but internally you were directed to another page Y. It happens due to page redirection.It is quite simple to do a page redirect using JavaScript on the client side. To redirect your site visitors ... Read More
![Rishi Raj](https://www.tutorialspoint.com/assets/profiles/13777/profile/60_73169-1512647303.jpg)
Rishi Raj
1K+ Views
To hide a div when the user clicks outside of it, try to run the following codeExampleLive Demo window.onload = function(){ var hideMe = document.getElementById('hideMe'); document.onclick = function(e){ if(e.target.id !== 'hideMe'){ hideMe.style.display = 'none'; } }; }; Click outside this div and hide it.
![Rishi Raj](https://www.tutorialspoint.com/assets/profiles/13777/profile/60_73169-1512647303.jpg)
Rishi Raj
1K+ Views
When we execute certain SQL queries (SELECT query in general) they return tabular data.The java.sql.ResultSet interface represents such tabular data returned by the SQL statements.i.e. the ResultSet object holds the tabular data returned by the methods that execute the statements which quires the database (executeQuery() method of the Statement interface in general).The ... Read More
![Rishi Raj](https://www.tutorialspoint.com/assets/profiles/13777/profile/60_73169-1512647303.jpg)
Rishi Raj
659 Views
When we execute certain SQL queries (SELECT query in general) they return tabular data.The java.sql.ResultSet interface represents such tabular data returned by the SQL statements.i.e. the ResultSet object holds the tabular data returned by the methods that execute the statements which quires the database (executeQuery() method of the Statement interface in general).The ... Read More
![Rishi Raj](https://www.tutorialspoint.com/assets/profiles/13777/profile/60_73169-1512647303.jpg)
Rishi Raj
1K+ Views
The getColumnCount() method of the ResultSetMetaData (interface) retrieves the number of the columns of the current ResultSet object.This method returns an integer value representing the number of columns.To get the ResultSetMetaData object, you need to:Register the Driver: Select the required database register the Driver class of the particular database using the registerDriver() ... Read More