Auto-suggesting foreign keys and data model archaeology
If you can understand the data model then you can understand the intent of the application developers.
2018-07-06 (first published: 2016-01-26)
5,487 reads
Foreign Keys (FK)
2015-10-07
1,381 reads
Indexing Foreign Keys
Foreign Keys are one of the fundamental characteristics of relational databases and enforce the referential integrity. Is it a good idea to index a FK relationship? When can it help?
2016-09-16 (first published: 2015-06-29)
15,709 reads
2015-03-24
2,196 reads
2014-12-04 (first published: 2014-11-17)
1,415 reads
Drop and Re-Create All Foreign Key Constraints in SQL Server
Aaron Bertrand supplies a script which generates two separate sets of commands: one to drop all foreign key constraints, and one to create them again. These scripts are stored in a table so that, if you drop the constraints and then disaster of some kind strikes during the create, you still have everything handy and can troubleshoot if needed.
2014-10-17
8,457 reads
2014-05-20
1,782 reads
2014-04-14
2,258 reads
List Table Foreign Keys, Primary key and indexes
This procedure let you list [optional] by table:
-Foreign keys
-Primary key
-Indexes
2015-03-27 (first published: 2014-02-06)
4,015 reads
Get all the Child Tables up to N level
Get all the dependent tables for a master table up to N level(Till the leaf ) you can either find dependency or you can find all the child tables.
2021-04-14 (first published: 2013-09-04)
3,338 reads
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Question of the Day
Adding Defaults
I have a table, called dbo.logger, in SQL Server 2022. I decide to add two new columns to this table with this code.
ALTER TABLE dbo.logger ADD CreateDate DATETIME CONSTRAINT dfGetDate DEFAULT GETDATE() GO ALTER TABLE dbo.logger ADD ModifyDate DATETIME DEFAULT dfGetDate GOWhat happens when I run these two batches? See possible answers