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Summary of 5 Methods for Creating Indexes in SQL Server
cataloguePreliminary preparation:Create clustered indexMethod 1Method 2Create composite indexCreate overlay indexCreate Unique IndexFilter IndexSummary:Preliminary preparation:createtableEmployee(IDintnotnullprimarykey,Namenvarchar(4),Credit_ Card_ IDvarbinary(max));--- Be careful with this data type. goExplanation: All indexes on this table will be deleted before creating the next index...
Database Operation Tutorial 2023-05-12 12:11:54 -
SQL Deadlock Description for Server
catalogue1 Understanding Deadlocks2 Detect and end deadlock2.1...
Database Operation Tutorial 2023-05-12 12:10:55 -
Apple MacBook New Patent: Implementing Touch Pad, Palm Rest, and Screen Touch Interaction
IT Home reported on May 12th that according to the latest list published by the United States Trademark and Patent Office (USPTO),Apple has applied for a MacBook laptop with touch control.According to the patent description, this laptop not only has a touch screen, but also achieves tactile feedback in the palm rest area and touchpad position...
Intelligent devices 2023-05-12 11:11:53
