It will create a view of my_student_view, taking all the records grouped with respect to branch_id and sorted against branch_id and the number of student tables for each department (branch_id) from the student table. It will create a view ‘my_student_view’ taking all records grouped with respect to branch_id and stored branch_id and several students for each Branch (branch_id) from the student table. Or branch_id is 2, and the firstname is ‘Jacob’.if branch_id is 1 and the result is false.It will create a view ‘my_student_view’ taking records for all student table columns.It will create a view’ student _view’ taking records (for rollno, firstname, lastname, result, joining_date columns) of the student table if those records contain the value 4 for the branch_id column. Student: rollno, firstname, lastname, branch_id, result, joining_dateĪS SELECT rollno, firstname, lastname, result, joining_date.To understand the examples of considering the following ‘student’ and ‘Branch’ table structures ![]() We can create PostgreSQL views using various ways:Ĭonsider the following tables to understand the PostgreSQL views: WITH: ( view_options_name …)We can specify optional parameters for a view.Only defined columns will get considered in the query others are column_name: The user can define a list of column names of the view. ![]() ![]()
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