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Weak Levels Of Consistency And Practice

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Dheeraj Reddy Damera
Student ID: 700608828
Weak Levels of Consistency in Practice
The article describes about the SQL standard levels. SQL means the Standard Query Language. In SQL different types of queries are being involved and different types of operations are being performed under it. SQL often means the collection of the large number of tables. SQL Create statement is used for creating the tables. Basically create statement is used for performing any type of operation. After creating the table only we can perform any type of operation like insert, update and delete. An example for create statement is create table customer( customer_id int, customer_name varchar(50), customer_city varchar(50), salary int);. Here under the customer table we have created four columns. Customer_id is declared as integer, customer_name and customer city is declared as varchar, salary is declared as integer. After creating the customer table we can insert values into the table. The values are being inserted using the ‘insert into’ statement. The values are inserted into the customer table like this. Insert into customer values(‘1001’,’dheeraj’,’hyderabad’,’10000’). Here in the above example we have inserted the four values into it. That is ‘1001’ value is being inserted into the customer_id, ‘dheeraj’ value is being inserted into the customer_name, ‘hyderabad’ value is being inserted into the customer_city, and ‘10000’ value is being inserted into the salary.
The other way to insert the

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