database

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What does "select count(1) from table_name" on any database tables mean?
Nrj_116140
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116
9
210146
oracle sql database
Multiple Indexes vs Multi-Column Indexes
user_3830
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789
5
379969
indexing sql-server database
Functions vs Stored Procedures
Auron_16790
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91
12
42624
stored-procedures function sql-server sql database
How do I rename a column in a database table using SQL?
MetroidFan2002_80260
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127
13
589960
rename sql database
When and why are database joins expensive?
Rik_54090
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384
7
91208
denormalization relational-database join database performance
How do databases work internally?
Bonnici_209250
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81
5
34417
internals reference database
How do two-phase commits prevent last-second failure?
Gili_147310
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86
5
10960
distributed-transactions database
What are the performance improvement of Sequential Guid over standard Guid?
massimogentilini_116730
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70
8
34784
primary-key guid database
Generate table relationship diagram from existing schema (SQL Server)
Nick_19590
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202
9
418488
diagram sql-server database
What's your #1 way to be careful with a live database?
Kevin_Conner_109060
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80
52
9301
database
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