植物群
发表于 2025-3-23 13:09:48
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incisive
发表于 2025-3-23 16:24:17
Chapter 11: Working with Numbers, what they are capable of doing. Implicit conversion rules sometimes lead to surprising results from seemingly simple-to-understand expressions. The recipes in this chapter show some of the more common operations as well as techniques for guarding against unexpected and unwanted results.
古代
发表于 2025-3-23 18:38:26
Chapter 12: Transactions, Locking, Blocking, and Deadlocking,at allows you to either disable lock escalation or enable it for a partitioned table. I’ll demonstrate the snapshot isolation level, as well as Dynamic Management Views (DMVs), which are used to monitor and troubleshoot blocking and locking.
芦笋
发表于 2025-3-24 00:27:10
Chapter 13: Managing Tables,d manipulation. Tables are used to store data in the database and are the central unit upon which most SQL Server database objects depend. Tables are uniquely named within a database and schema and contain one or more columns. Each column has an associated data type that defines the kind of data that can be stored within it.
Anguish
发表于 2025-3-24 02:58:05
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Discrete
发表于 2025-3-24 08:06:03
Chapter 16: Managing Indexes,n ordering of data rows. These rows are ordered based upon the values stored in certain columns. These columns comprise the index key columns, and their values (for any given row) are a row’s index key.
exclamation
发表于 2025-3-24 14:35:35
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insolence
发表于 2025-3-24 18:47:17
Chapter 18: User-Defined Functions and Types,into a single function that can then be used within your Transact-SQL queries and programmatic objects. User-defined . (UDTs) allow you to create an alias type based on an underlying system data type and enforce a specific data type, length, and nullability.
不幸的人
发表于 2025-3-24 19:05:12
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cortex
发表于 2025-3-25 00:56:39
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