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18. Create and use a view tableView tableView table conceptsCreate a viewModify and delete a tableEnhanced viewing table functionality in SQL Server 2000SummaryIn Chapter 17th, we learned about indexes. indexes are a secondary database structure
Originally using SQL Server 2000 databases, the DTS tool makes it easy to import and export data between SQL Server and DBF files, and now, after installing SQL Server2005, discovers the SQL Server Import Export Wizard that it provides The data
1 Overview
In addition to permanent tables, the ORACLE database can also create temporary tables. These temporary tables are used to save the data of a SESSION or the data required in a transaction. When the session exits or the user commits a
The source of this article: http://www.cnblogs.com/wy123/p/6704619.htmlIssue backgroundIn a write SQL Server stored procedure, if a temporary table is defined in the stored procedure,Some people are used to explicitly delete a temporary table
Document directory
Http://www.cnblogs.com/CareySon/archive/2011/12/07/2279522.html
Introduction
The view can be viewed as a virtual table defined on SQL Server. A view, like its name, is another entry to view data. the conventional
I. general usage of Materialized views are a special physical table. Materialized views are relative to normal views. A common view is a virtual table, which has many application limitations. Oracle converts any View query to a view SQL statement
You can modify the data of the underlying base table through the view as long as the following conditions are true:1. Any modifications (including UPDATE, INSERT, and DELETE statements) can reference only one column of a base table.2. Columns that
35. use SQL query analyzer and SQL profilerUse SQL query AnalyzerUse SQL profilerOptimize T-SQL statementSummaryIn this chapter, we will continue with the description of the pre-stored procedures in Chapter 21st. This chapter describes how to use
One, table variables
Table variables were introduced for the first time in SQL Server 2000. The specific definition of a table variable includes a column definition, a column name, a data type, and a constraint. Constraints that can be used in
First, table variablesTable variables were first introduced in SQL Server 2000. The specific definitions of table variables include column definitions, column names, data types, and constraints. Constraints that can be used in table variables
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