SQL Server 2022 : Full-Text Search2023/12/15

# テスト用サンプルテーブル
1> select * from dbo.Sample_Table; 
2> go
Number     First_Name          Last_Name         Description    
---------- ------------------- ----------------- --------------------------------------------------
00001      Ubuntu              Linux             Ubuntu is based on the Debian architecture.
00002      Debian              Linux             Debian GNU Linux.
00003      RedHat              Linux             RedHat Enterprise Linux.
00004      CentOS              Linux             This is the Community Enterprise Operating System.
00005      Windows             Microsoft         Microsoft Windows

(5 rows affected)

# [Sample_TBCat] という名称のフルテキストカタログ作成
1> create fulltext catalog Sample_TBCat;
2> go

# [Number] 列に対して [UIDoc] という名称のユニークインデックス作成
1> create unique index UIDoc on Sample_Table(Number);
2> go

# [Sample_TBCat] カタログにフルテキストインデックス作成
1> create fulltext index on Sample_Table(First_Name,Description)
2> key index UIDoc on Sample_TBCat;
3> go


# [First_Name,Description] 列に対して [Enterprise] キーワードが含まれる行を検索
1> select * from dbo.Sample_Table where contains((First_Name,Description),'Enterprise');
2> go
Number     First_Name          Last_Name         Description    
---------- ------------------- ----------------- --------------------------------------------------
00004      CentOS              Linux             This is the Community Enterprise Operating System.
00003      RedHat              Linux             RedHat Enterprise Linux.

(2 rows affected)

# [Description] 列に対して [GNU] または [architecture] キーワードが含まれる行を検索
1> select * from dbo.Sample_Table where freetext((Description),'GNU or architecture');
2> go
Number     First_Name            Last_Name        Description    
---------- --------------------- ---------------- --------------------------------------------------
00002      Debian                Linux            Debian GNU Linux.
00001      Ubuntu                Linux            Ubuntu is based on the Debian architecture.

(2 rows affected)