DEFAULT requirement is utilized to embed default value into a segment on a table and on the off chance that no any value is put away in wherever of a section, at that point default value will be included into it. How to use DEFAULT with example? CREATE TABLE EMployees (E_Id int NOT NULL,E_Name varchar(25) … Read more
In this article, we will figure out how to utilize CHECK requirement in SQL? Fundamentally, CHECK requirement is utilized to LIMIT in segments for the scope of values. We can utilize this limitation for single or different segments. In single segment, CHECK permits LIMIT on certain values in a section and in numerous segments, CHECK … Read more
In this article, we will figure out how A FOREIGN KEY in one table focuses to a PRIMARY KEY in another table? Fundamentally, Foreign Key speaks to connection between tables. Syntax: column-name data_type (size) CONSTRAINT constraint-name References Table-name (Column-name) Example: Table 1: Table 2: First create a primary key in first table which is also … Read more
In this article, we will talk about utilization of IN Operator in SQL articulation. At the point when you have different conditions to be checked, we can use IN administrator rather than it. It determines the different values in a WHERE statement. Syntax: Example: customer_ID customer_Name Address city Country 3 Aman Gautam Roxy Gwalior India … Read more
In this past article, we found out about Injection. Presently, in this article we will examine about SELECT TOP in SQL. SELECT TOP is utilized to restore the quantity of records, it is quick and its presentation is awesome. It is exceptionally valuable for the huge database having a huge number of records. SELECT TOP … Read more