Constraint Questions

Copy complete structure of a table

Myrna Casper
asked

7 Months ago

7
Constrains relationship

Elizabeth Lehner
asked

7 Months ago

1
Data inconsistency prohibition if a table refers to another via two many-to-many relationships

Rylee Casper
asked

7 Months ago

1
Custom unique constraint, only enforced if one column has a specific value

Geovanni Kohler
asked

7 Months ago

2
Disable all constraints and table checks while restoring a dump

Bridie Huel
asked

7 Months ago

2
When should I use a unique constraint instead of a unique index?

Hunter Daugherty
asked

7 Months ago

7
Differences between MATCH FULL, MATCH SIMPLE, and MATCH PARTIAL?

Geovanni Kohler
asked

7 Months ago

2
Optimal way to ignore duplicate inserts?

Thurman Barton
asked

7 Months ago

1
PostgreSQL multi-column unique constraint and NULL values

Thurman Barton
asked

7 Months ago

3
check constraint does not work?

Dr. Lucile King
asked

7 Months ago

4
CHECK CONSTRAINT isn't identifying breaches of a constraint but DBCC CHECKCONSTRAINTS does

Rosario Schmidt
asked

11 Months ago

1
How can I enforce that my composite key columns do not equal one another in MySQL?

Dina Kozey
asked

1 Year ago

1
Is the query optimizer able to optimize away IS NOT NULL conditions if the column has a NOT NULL constraint?

Hunter Daugherty
asked

1 Year ago

1
How to enforce a column value on duplicate values on postgresql using constraint?

Richard Bogan
asked

1 Year ago

1
Postgres: find all FK constraints associated with a given PK

Idell Wisozk
asked

1 Year ago

1
Unexpected unique constraint violation during update

Cierra Prohaska
asked

1 Year ago

1
Advantages / disadvantages of simple vs compound primary keys

Mustafa Kling
asked

1 Year ago

3
Problem with a foreign key referencing a primary key which is also part of an unique key (MariaDB)

Kattie Goodwin
asked

1 Year ago

1
CHECK Constraint to enforce upper case letter and pattern match

Danika Reilly
asked

1 Year ago

1
How to implement an association with restrictions

Josiah Feeney
asked

1 Year ago

2

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constraint Questions

Copy complete structure of a table

Constrains relationship

Data inconsistency prohibition if a table refers to another via two many-to-many relationships

Custom unique constraint, only enforced if one column has a specific value

Disable all constraints and table checks while restoring a dump

When should I use a unique constraint instead of a unique index?

Differences between MATCH FULL, MATCH SIMPLE, and MATCH PARTIAL?

Optimal way to ignore duplicate inserts?

PostgreSQL multi-column unique constraint and NULL values

check constraint does not work?

CHECK CONSTRAINT isn't identifying breaches of a constraint but DBCC CHECKCONSTRAINTS does

How can I enforce that my composite key columns do not equal one another in MySQL?

Is the query optimizer able to optimize away IS NOT NULL conditions if the column has a NOT NULL constraint?

How to enforce a column value on duplicate values on postgresql using constraint?

Postgres: find all FK constraints associated with a given PK

Unexpected unique constraint violation during update

Advantages / disadvantages of simple vs compound primary keys

Problem with a foreign key referencing a primary key which is also part of an unique key (MariaDB)

CHECK Constraint to enforce upper case letter and pattern match

How to implement an association with restrictions