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  • Sql 2005 全文索引

    Northwind示例数据库
    操作其Customers
    --初始化全文索引

    EXEC sp_fulltext_database 'enable'

    GO

    --创建一个名为test 的全文目录

    EXEC sp_fulltext_catalog 'test', 'create'

    GO

    --创建并填充全文索引

    EXEC sp_fulltext_table 'Customers','create','test','PK_Customers'

    EXEC sp_fulltext_column 'Customers','CompanyName','add',0x0804

    EXEC sp_fulltext_table 'Customers','start_change_tracking'

    EXEC sp_fulltext_table 'Customers','Start_background_updateindex'

    GO

    WAITFOR DELAY '00:00:15'

    --延时后可以检索到数据

    SELECT * FROM Customers WHERE CONTAINS(CompanyName,N'La')

    SELECT * FROM Customers WHERE CONTAINS(CompanyName,N'Hungry')

    GO

    得到两个数据集

    再加一列

    EXEC sp_fulltext_column 'Customers','ContactName','add',0x0804

    EXEC sp_fulltext_table 'Customers','start_change_tracking'

    EXEC sp_fulltext_table 'Customers','Start_background_updateindex'

    再来搜索

    SELECT * FROM Customers WHERE CONTAINS(CompanyName,N'La')

    or CONTAINS(ContactName,N'Elizabeth')

    再加一个表

    试验:2005支持ntext查询

    select * from Employees where Notes like '%Steven%'

    EXEC sp_fulltext_table 'Employees','create','test','PK_Employees'

    EXEC sp_fulltext_column 'Employees','Notes','add',0x0804

    EXEC sp_fulltext_table 'Employees','start_change_tracking'

    EXEC sp_fulltext_table 'Employees','Start_background_updateindex'

    GO

    结果

    警告: 表或索引视图'Employees' 具有类型为imagetext ntext 的全文索引列。全文更改跟踪无法跟踪对这些列执行的WRITETEXT UPDATETEXT 操作。

    SELECT * FROM Employees WHERE CONTAINS(Notes,N'Steven')

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  • 原文地址:https://www.cnblogs.com/dfsxh/p/1561761.html
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