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Solo answered

What is the difference between PRIMARY KEY and UNIQUE constraints?

Apr 19, '19 primary-key·constraint·unique

6 Replies

4 Likes

equipe9 answered

Clustered vs Non Clustered Indexes for a Primary Key

Aug 30, '18 sql server·indexes·primary-key·clustered-index·nonclustered-index

2 Replies

0 Likes

rehaan commented

Capture Primary key violation error and send an alert

May 31, '18 primary-key·error-handling·alerts

1 Reply

0 Likes

Oleg rolled back

How to write a merge statement in SQL

Mar 1, '18 ssms·merge·primary-key·union

3 Replies

1 Likes

tlenzmeier commented

Do I Need a "Master" table?

Jan 12, '18 sql server·primary-key·relationships

0 Replies

0 Likes

Oleg commented

Identity Column in Concurrency, Multithreading, Parallel Processing

Sep 11, '17 sql server 2012·database-design·transaction·primary-key·parallelism

0 Replies

0 Likes

Oleg answered

remove some rows based on primary key values

Apr 24, '17 t-sql·primary-key·foreign-key·table-valued

2 Replies

0 Likes

Magnus Ahlkvist answered

Composite Primary key

Apr 24, '17 primary-key·composite

1 Reply

0 Likes

sjimmo answered

2 columns primary key problem

Feb 6, '17 primary-key

3 Replies

0 Likes

Wilfred van Dijk commented

Primary Key on SQL Server Table

Nov 10, '16 sql-server·primary-key

1 Reply

1 Likes

Scot Hauder answered

Does it matter if Primary Key isn't the first column?

Jul 7, '16 primary-key

2 Replies

2 Likes

Grant Fritchey answered

Any considerations using hierarchyid in PK?

Feb 20, '15 sql-server-2012·primary-key·hierarchyid

1 Reply

0 Likes

Grant Fritchey commented

connect primary and foreign key using left join

Jan 27, '15 primary-key·foreign-key·left join

2 Replies

1 Likes

Kev Riley answered

What is The rule For Applying on Primary key to Delete The Data in one Table it Should Delete The Data From Other Tables Also ?

Dec 16, '14 primary-key

1 Reply

0 Likes

KenJ commented

Accurately matching inserted to deleted rows in an update trigger

Feb 26, '14 update·trigger·primary-key

1 Reply

1 Likes

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First time here? Check out the FAQ.

Primary-key

What is the difference between PRIMARY KEY and UNIQUE constraints?

Clustered vs Non Clustered Indexes for a Primary Key

Capture Primary key violation error and send an alert

How to write a merge statement in SQL

Do I Need a "Master" table?

Identity Column in Concurrency, Multithreading, Parallel Processing

remove some rows based on primary key values

Composite Primary key

2 columns primary key problem

Primary Key on SQL Server Table

Does it matter if Primary Key isn't the first column?

Any considerations using hierarchyid in PK?

connect primary and foreign key using left join

What is The rule For Applying on Primary key to Delete The Data in one Table it Should Delete The Data From Other Tables Also ?

Accurately matching inserted to deleted rows in an update trigger

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