When we consider objects as tables, which type of NoSQL database can use the syntax of < Object1, Object2, Relationship > to model the relatoinship between two tables? Key-value Document-based Column Graph All above mentioned
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When we consider objects as tables, which type of NoSQL
Key-value |
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Document-based |
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Column |
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Graph |
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All above mentioned |
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- i need to write procedure for below question. i asked same question and they gave ddl for schema that is not asked in question. i am clearing again i want to write procedure in Plpgsql language not in mysql or other language. provide solution that has procedure and language must be plpgsql. Question- For this problem create a table called instructor_course_nums within the university database schema. Write a procedure that accepts an instructor ID as input. The procedure calculates the total number of course sections taught by that instructor, and adds a tuple to the instructor_course_nums table consisting of the instructors ID number, name, and total courses taught - call these attributes: ID, name, and tot_courses. If the instructor already has an entry in the table, then the procedure makes sure the total number of courses taught in the instructor_course_nums table is up-to-date. You must name your procedure: __insCourseNumsProc Where is your last name and is the day of the month…In what situations might "materialized views" be used in a database model?When using subtype associations, it's vital to talk about the different database table alternatives. Choose a design and talk about the issues that will develop as a result of it. Computer science
- In this part you will be to map the EER schema design to a relational database schema, and createthe tables corresponding to the relational schema using the MySQL. You will add to your report alisting of the CREATE TABLE statements. Specify as many constraints (key, referentialintegrity) as you can in the relational schema. You should state the choices you made during theEER-to-relational mapping, and the reasons for your choices Please don't just copy and paste someone else's answer.WRITE THE OF MYSQL IN PYTHON, JUST ANSWER THE 2ND QUESTION BY LOOKING AT THE FIRST QUESTION Create database and tables as given below by using Python. (a) Market database (b) Vendor: vendor id integer, vendor name varchar, license start date, license end date (c) Item:itemidinteger,itemnamevarchar,itemtypevarchar, previous price float, last sold date date (d) Auction: auction id integer, vendor id integer, item id integer, price float Choose primary and foreign keys depending on the relations in Market database design. Create arrays of at least 5 di↵erent records. Use these arrays to populate each table in the database.Question A city college would like to maintain their academic information in a MySql database system. The following are the interested information: Courses: Catalog # (M 170 for instance) Credit Hours; Name of the Course (Database Design Fundamentals for instance) Course Descriptions Prerequisite Components (Lecture, or Laboratory for instance) Classes: Class # Class Name (usually the course name, M 170 for instance) Start Date End Date Meeting time (9:30 am ~ 12:15 pm, for instance) Days in a week (Monday) Term (Spring 2018, for instance) Location (TIE Building for instance) Room (UB 301, for instance) Instructor Online status (online, or in-person) Faculty: Employee Id (001880301, for instance) First Name Last Name Title (professor, for instance) Email Phone Office Location (TIE building, for instance) Room (UB303, for instance) Student: Student ID First Name Last Name Plan Sub Plan Advisor Current GPA Grade of each course The Term you got the grade for a course. The class…
- Question A city college would like to maintain their academic information in a MySql database system. The following are the interested information: Courses: Catalog # (M170 for instance) Credit Hours; Name of the Course (Database Design Fundamentals for instance) Course Descriptions Prerequisite Components (Lecture, or Laboratory for instance) Classes: Class # Class Name (usually the course name, M 170 for instance) Start Date End Date Meeting time (9:30 am ~ 12:15 pm, for instance) Days in a week (Monday) Term (Spring 2018, for instance) Location (TIE Building for instance) Room (UB 301, for instance) Instructor Online status (online, or in-person) Faculty: Employee Id (001880301, for instance) First Name Last Name Title (professor, for instance) Email Phone Office Location (TIE building, for instance) Room (UB303, for instance) Student: Student ID First Name Last Name Plan Sub Plan Advisor Current GPA Grade of each course The Term you got the grade for a course. The class…Question 1 A city college would like to maintain their academic information in a MySql database system. The following are the interested information: Courses: Catalog # (CIT 170 for instance) Credit Hours; Name of the Course (Database Design Fundamentals for instance) Course Descriptions Prerequisite Components (Lecture, or Laboratory for instance) Classes: Class # Class Name (usually the course name, M 170 for instance) Start Date End Date Meeting time (9:30 am ~ 12:15 pm, for instance) Days in a week (Monday) Term (Spring 2018, for instance) Location (TIE Building for instance) Room (UB 301, for instance) Instructor Online status (online, or in-person) Faculty: Employee Id (001880301, for instance) First Name Last Name Title (professor, for instance) Email Phone Office Location (TIE building, for instance) Room (UB303, for instance) Student: Student ID First Name Last Name Plan Sub Plan Advisor Current GPA Grade of each course The Term you got the grade for a course. The…Change ER DIAGRAM TO RELATIONAL SCHEMA. WRONG QUERRY DOWNVOTE GURANTEE THANK YOU
- Question A city college would like to maintain their academic information in a MySql database system. The following are the interested information: Courses: Catalog # (CIT 170 for instance) Credit Hours; Name of the Course (Database Design Fundamentals for instance) Course Descriptions Prerequisite Components (Lecture, or Laboratory for instance) Classes: Class # Class Name (usually the course name, CIT 170 for instance) Start Date End Date Meeting time (9:30 am ~ 12:15 pm, for instance) Days in a week (Monday) Term (Spring 2018, for instance) Location (TIE Building for instance) Room (UB 301, for instance) Instructor Online status (online, or in-person) Faculty: Employee Id (001880301, for instance) First Name Last Name Title (professor, for instance) Email Phone Office Location (TIE building, for instance) Room (UB303, for instance) Student: Student ID First Name Last Name Plan Sub Plan Advisor Current GPA Grade of each course The Term you got the grade for a course. The…Implement a new independent entity phone in the Sakila database. Attributes and relationships are shown in the diagram below The diagram uses Sakila naming conventions. Follow the Sakila conventions for your table and column names: All lower case Underscore separator between root and suffix Foreign keys have the same name as referenced primary key Write CREATE TABLE and ALTER TABLE statements that: Implement the entity as a new phone table. Implement the has relationships as foreign keys in the Sakila customer, staff, and store tables. Remove the existing phone column from the Sakila address table. Step 2 requires adding a foreign key constraint to an existing table. Ex: ALTER TABLE customer ADD FOREIGN KEY (phone_id) REFERENCES phone(phone_id) ON DELETE SET NULL ON UPDATE CASCADE; Specify data types as follows: phone_id, phone_number, and country_code have data type INT. phone_type has date type VARCHAR(12) and contains strings like 'Home', 'Mobile', and 'Other'. Apply these…In this part you will be to map the EER schema design to a relational database schema, and create the tables corresponding to the relational schema using the MySQL. You will add to your report a listing of the CREATE TABLE statements. Specify as many constraints (key, referential integrity) as you can in the relational schema. You should state the choices you made during the EER-to-relational mapping, and the reasons for your choices