![]() ![]() Get the free view of chapter 2 Introduction to DBMS 11th extra questions for Information Technology (IT) 11th Standard HSC Maharashtra State Board and can use Shaalaa. Maximum students of Maharashtra State Board 11th prefer Balbharati Textbook Solutions to score more in exam. The questions involved in Balbharati Solutions are important questions Using Balbharati 11th solutions Introduction to DBMS exercise by students are an easy way to prepare for the exams, as they involve solutions arranged chapter-wise also page wise. Balbharati textbook solutions can be a core help for self-study and acts as a perfect self-help guidance for students.Ĭoncepts covered in Information Technology (IT) 11th Standard HSC Maharashtra State Board chapter 2 Introduction to DBMS are Definition of a Database, Data Vs Information, Applications of DBMS, Advantages of DBMS, Reducing Data Redundancy, Sharing of Data, Data Integrity, Data Security, Privacy, Backup and Recovery, Development and Maintenance Time, Data Types in the DBMS, Data Model, Relational Model of DBMS, Properties of Transactions (ACID), Introduction of RDBMS, Basic Database Concepts, Table, Field, Record, Key, Primary Key, Foreign Key, Relationships in a Database, One-to-one, One-to-many (Or Many-To-One), Many-to-many, Introduction to SQL, Data Definition Language (DDL) Commands, Data Manipulation Language (DML) Commands, Data Control Language (DCL) Commands, Database Management System (DBMS). has the Maharashtra State Board Information Technology (IT) 11th Standard HSC Maharashtra State Board solutions in a manner that help students grasp basic concepts better and faster.įurther, we at provide such solutions so that students can prepare for written exams. ![]() The detailed, step-by-step solutions will help you understand the concepts better and clear your confusions, if any. This will clear students doubts about any question and improve application skills while preparing for board exams. You can get this CRUD feature on the app which is available for download.Balbharati solutions for Information Technology (IT) 11th Standard HSC Maharashtra State Board chapter 2 (Introduction to DBMS) include all questions with solution and detail explanation. Run the app and go to – Here we can see the delete button against every employee record. The application displays a prompt giving you the option to create a duplicate of the transaction. The application displays a prompt to confirm that you want to delete (void) the transaction. Below we have maked it to = "All IEnumerableĪll (Employee emp in add the Delete action on the EmployeeController.cs file. In the Transactions list, highlight the transaction to delete or void, and then click the Delete (Void) button. If delete does not show, it would appear you do not have permission to delete in your role. Open the Database Context File of the application, there set the OnDelete() method to Cascade, ClientSetNull, Restrict, SetNull by using “DeleteBehavior” enum. SetNull : The values of foreign key properties will be set to null.ClientSetNull : It is the default value.Cascade : Related entities are also deleted when parent entity is deleted. Step 2: choose Qbserve app > Select Qbserve icon in the interface, and click Run Analysis button to run a scan.With the help of Fluent API of Entity Framework Core we can define the Cascade Delete behaviour by 4 main ways. This is know as Cascade Delete behaviour in Entity Framework Core. That is the child entities will be either deleted or their foreign key value is set to null. If an entity has relationship with other entities such as one-to-one or one-to-many then child entities may be affected when the parent entity is deleted. If the key value specified in the Remove() or RemoveRange() method does not exist then EF Core will thrown exception of type DbUpdateConcurrencyException. Execute SQL Stored Procedures using FromSqlRaw() & ExecuteSqlRawAsync() methods in Entity Framework Core Execute Raw SQL Queries using FromSqlRaw() method in Entity Framework Core DeskTrack is a fantastic productivity tracking software that helps a wide array of industries to understand employees’ work trends better. Usefull script which you can delete all data in all tables of a database, replace tt with you databse name : declare tablename nvarchar (100) declare c1 cursor for SELECT TABLENAME FROM INFORMATIONSCHEMA.TABLES WHERE TABLECATALOG'tt' AND TABLETYPE'BASE TABLE' open c1 fetch next from c1 into tablename while FETCH. By default, DeskTrack screenshots your employees’ desktops every 5 minutes. Configure Many-to-Many relationship using Fluent API in Entity Framework Core Best productivity tracking software for setting time-bound restrictions to applications. Configure One-to-One relationship using Fluent API in Entity Framework Core Configure One-to-Many relationship using Fluent API in Entity Framework Core Code-First Approach in Entity Framework Core Database-First approach in Entity Framework Core This tutorial is a part of Entity Framework Core series. ![]()
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