The main constituent of any database is its tables, in order to make data accessibility custom there is concept of Views in other words we can say that with the help of Views of a table we can restrict any user to access only that data which is supposed to be accessed by him. Now ...
but the specific table names differ between vendors. In SQL Server, these tables and the later a...
When it comes to performance, tables typically provide faster access to data because they hold actual data in the database. Views, however, might slow down database performance if the underlying SQL query is complex, as the query needs to be run every time the view is accessed. 12 Security...
Views are logical virtual table created by“select query”but theresult is not stored anywhere in the diskand every time we need to fire the query when we need data, so always we get updated or latest data from original tables. Performance of the view depend upon our select query. If we...
The summary of differences between TRUNCATE Table and DELETE statements For demonstration purposes, I have created a table namedstudentDB. There, I’ve made two tables,tblSchoolandtblStudent, and inserted some records in both tables. The following script creates thetblStudenttable: ...
原文:https://techdifferences.com/difference-between-view-and-materialized-view.html So far, we have talked about original tables stored in the physical form in databases. In which we have access to all the attributes of the tables. What if we have to restrict a user from accessing some attr...
原文:https://techdifferences.com/difference-between-view-and-materialized-view.html So far, we have talked about original tables stored in the physical form in databases. In which we have access to all the attributes of the tables. What if we have to restrict a user from accessing some attr...
Please review the stack trace for more information about the error and where it originated in the code. Any difference between Server.MapPath("~") and Server.MapPath("") ? Any easy way to log user activity after they login? Any event after the page load completed? API GET:Obj ref not ...
To understand the difference between owners and schema, let’s spend some time reviewing object ownership. When an object is created in SQL Server 2000 or earlier, the object must have an owner. Most of the time, the owner is “dbo”, also known as the database owner. It is possible ...
In order to insert (update & delete) data to views created using multiple tables, you need to use an ‘Instead of trigger’. **Please note that ‘After Triggers’ cannot be created for views. Let’s create an instead of trigger using the following syntax. ...