CONSTRAINTS IN SQL || PRIMARY KEY || NOT NULL || DEFAULT || CHECK || UNIQUE || FOREIGN KEY || DBMS
ฝัง
- เผยแพร่เมื่อ 6 ก.ย. 2022
- CONSTRAINTS IN SQL
PRIMARY KEY
NOT NULL
CHECK
DEFAULT
UNIQUE
FOREIGN KEY
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Instagram : / sundeepsaradhikanthety
Awesome Teaching Sundeep ✌✌🙌🙌👍I watched many video's but not get fully but watching yours videos its get satisfied and get clarity
Thank u for ur crystal clear explanation
You are awesome sir....super teaching
awesome teaching i ma waiting for full course for SQL
very use full sir ,Thank you.
I am so impress of the simplicity of your teaching and I would be glad to receive a notification every time for your post, Nice Job Sundeep I am your proud subscriber.
I would love you to mentor me on this journey As Database Expert.
Thanks once again Sundeep.
Be my mentor please I await your respond.
Sir may you give more examples by executing foreign key attributes.
Sir you are hero in subject
I am referring ur videos for my students
Thank you very much sir
Awesome sir.
Clear explanation
Thank you so so much
👌👌👌👌
Sir, can we use Unique and Not Null constraints at the same time for an attribute rather than using primary key?
CREATE TABLE MyTable (
ID INT,
Name VARCHAR(50) NOT NULL,
Code VARCHAR(10) UNIQUE NOT NULL,
...
);
@@raghukanukula4464 create table student(sid number(4) unique,sname varchar2(10),Marks number(2) not null,percen(2));
Sir could you explain how we can see the user_constraints table which is predefined table what is the query for it
Finished watching
Can u tell question and answer for all constraints in one problem
Demonstrate foreign key primary key relation with data
ora:2292 constraint integrity child record found error in sql??
finished watching
Sir How to get your notes of SQL
My college name Bapatla engineering College (Bec,)😊
Sir please teach us whole sql
Yes sir,please teach sql sir
Execute in SQL then I will like
-GPC
I think you have not seen the complete video. After theoretical explanation i have already demonstrated by executing queries