Обсуждения

4 голосов

8 ответов

6th Jul 2019, 6:01 PM

May Thazin Nyein

primary key?

join sql

1 голос

6th Mar 2017, 5:06 PM

GADE. NAVEEN

PRİMARY KEY

mysql sql

1 голос

foreign_key inner_join primary_key sql table_join

17th Apr 2024, 6:18 AM

Arda Sarkaç

Joins and Primary

1 голос

2nd May 2020, 5:36 PM

Samuel Wekobosya

sql primary key

primary sql

0 голосов

What difference between PRIMARY KEY and AUTO_INCREMENT PRIMARY KEY ?

9th Nov 2016, 7:14 AM

TalHa

3 голосов

compositeprimary database key primarykey

6th Jul 2016, 12:41 PM

Andrey

Composite primary key

1 голос

30th Jul 2019, 1:56 AM

Sanjay Kamath

What is primary key?

2 голосов

Primary key vs surrogate key

11th Apr 2017, 5:01 AM

shail patel

database dbms key primary relational sql

0 голосов

30th Jan 2024, 11:50 AM

Kimberley

What is primary key?

0 голосов

29th Aug 2016, 5:46 PM

Rabiul

Why use primary key?

0 голосов

25th Dec 2015, 9:57 AM

Dileep kumar

why use primary keys ?

Any body explain primary key function

0 голосов

7 ответов

28th Jul 2017, 3:37 PM

Jagan Jagan

What is primary data type

1 голос

10 ответов

24th Feb 2016, 2:41 PM

Mithun Miths

data-types

0 голосов

5th Sep 2020, 4:17 PM

Waleed Khan

Primary Actions in java

java javascript

0 голосов

How to select primary key from given table columns?

6th Dec 2017, 5:17 AM

Will

What is primary key in simple words

9 голосов

46 ответов

30th Jan 2017, 10:16 PM

Aditya Prakash

Primary key unique key candidate key

4 голосов

9 ответов

28th Jun 2017, 6:51 PM

Prashant

0 голосов

how do Primary keys work?

17th Nov 2016, 4:51 PM

Deep Patel

1 голос

What is difference between primary and foreign key?

1st Sep 2017, 7:25 AM

Alasta Iphithule Dube

join key sql

8 голосов

14 ответов

23rd Jan 2017, 6:04 AM

Anand

Y primary key use null value

key primary

0 голосов

What is your primary programming language?

9th Sep 2018, 6:11 PM

M.Kishore

language program

2 голосов

12th Jan 2018, 1:58 PM

UraL

What is a primary key?

0 голосов

What does "expected primary expression" mean?

6th Feb 2017, 1:32 PM

Vaaru

c++

1 голос

Difference between primary key and Foriegn Key

15th Jun 2016, 8:47 PM

LaserVision

mysql sql

1 голос

Value for auto number primary key

9th Jul 2018, 9:42 AM

Subham Keshari

insert sql

2 голосов

1. Advantages when installing Kali Linux as primary OS ??

7th Oct 2016, 8:13 PM

Andrew Dunk

kali_linux microsoft os vs

7 голосов

13 ответов

23rd Oct 2020, 7:04 AM

K1auDIa KaDaM0UR0

what is difference between unique and primary key?

3 голосов

What is the difference between Primary Key and Foreign Key in SQL?

31st Aug 2016, 5:01 AM

Akash Gupta

data database sql sqlserver ssrs

14 голосов

16 ответов

13th Aug 2018, 11:37 PM

Kristel Apolinar

How to choose a primary language for yourself? Do I need to do this at all?

choose language

2 голосов

What is the difference between unique and primary key?

25th Apr 2021, 2:54 PM

Anton Postolyuk

what is primary and foreign key?

3 голосов

11 ответов

25th Oct 2016, 7:12 AM

Ajay Nagaram

0 голосов

What is primary key in RDBMS ?

11th Sep 2016, 7:28 AM

Sudarshan Kuppalli

,dbms rdbms

1 голос

What is the use of Primary key

14th Dec 2017, 4:41 AM

Jagriti Tiwary

1 голос

Clarification needed on Primary key conditions

18th Dec 2018, 6:34 AM

Sanjay Suresh

primary_key sql

0 голосов

what are primary functions? why are primary functions declared anywhere within the program be overloaded?

20th Jun 2019, 7:55 AM

MVL Pavankumar

c++functions operator-overloading

0 голосов

what is differnce between unique and primary key?

3rd Feb 2017, 9:26 AM

Srikanth Srinivasan

1 голос

What is the primary use abs( ) numeric function?

21st Sep 2016, 6:19 AM

Ashish Khadye

abs()python3

1 голос

auto_increment and primary keys please complete information

29th Aug 2020, 3:45 PM

Hilary

php

0 голосов

What is composite key and primary key??

23rd Aug 2016, 6:33 AM

Dinesh

c++

1 голос

Primary and foreign key function in php

27th Dec 2016, 1:25 PM

Zain Rafeeq

emergency help schoolproject

0 голосов

What is the difference between primary and foreign key?

3rd Mar 2019, 11:56 AM

Mohd Zulhilmi (zul_3)

difference keys mysql primarykey query sql

1 голос

The mystery of primary constructor in Kotlin. Please explain that code.

16th Jun 2017, 12:58 PM

Dani Manalang

kotlin primaryconstructor

7 голосов

How to remove primary key from simple table

22nd Jun 2018, 7:12 AM

Oma Falk

1 голос

Create table sales order using primary key

11th Mar 2017, 6:05 AM

Shravan Sawant

-2 голосов

Can't we have two primary keys in a table?

22nd Oct 2017, 7:39 AM

adeeba

mysql

0 голосов

Why there cannot be more than one primary constructor?

22nd May 2018, 4:25 AM

priyatham sagar

kotlin

0 голосов

What's the primary difference between C, C#, C+, and C++?

7th Oct 2020, 4:36 AM

Rajan Singh

c c#c+c++

5 голосов

What is the difference b/w unique and primary key?

20th Jun 2017, 9:49 PM

David Schmidt

//sql constraints

4 голосов

Is the primary key and auto increment the same?&??

10th Apr 2017, 4:54 PM

T Karthikeyan

1 голос