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Scripting Full Text Search Indexes

Antonios Chatzipavlis
Thursday 25 October 2018

Presentation Code

create or alter proc sqlschool_sp_fulltext_scripting

    set nocount on;

    declare @lf char(2) = char(13)+char(10);
    declare @tab char(1) =char(9);
    declare @fts_script table (line nvarchar(4000));

    ---- catalogs

    declare catalogs cursor read_only for 
    select fulltext_catalog_id,name,is_default,is_accent_sensitivity_on,principal_id
    from sys.fulltext_catalogs
    order by fulltext_catalog_id;

    declare @fulltext_catalog_id int ,
            @name sysname,
            @is_default bit,
            @is_accent_sensitivity_on bit,
            @principal_id int;

    open catalogs;

    insert into @fts_script(line) values ( N'use '+ QUOTENAME(db_name())+';'+@lf ) ;
    insert into @fts_script(line) values ( N'GO' + @lf );

    fetch next from catalogs into @fulltext_catalog_id,@name,@is_default,@is_accent_sensitivity_on,@principal_id;
    while (@@fetch_status <> -1)
        if (@@fetch_status <> -2)

            insert into @fts_script(line) values ( N'--'+@lf ) ;
            insert into @fts_script(line) values (N'--'+@tab + N'FULL TEXT CATALOG '+@name + @lf);
            insert into @fts_script(line) values (N'--'+@lf);
            insert into @fts_script(line) values (@lf);

            insert into @fts_script(line) values (N'CREATE FULLTEXT CATALOG ' + quotename(@name) + @lf);
            insert into @fts_script(line) values (N'WITH ACCENT_SENSITIVITY = ' + case @is_default when 1 then N'ON' else N'OFF' end + @lf);
            if @is_default = 1    
                insert into @fts_script(line) values ( N'AS DEFAULT' + @lf);

            insert into @fts_script(line) values (N'AUTHORIZATION ' +  quotename( (select name from sys.database_principals where principal_id = @principal_id) ) + ';'+@lf);

            insert into @fts_script(line) values ( N'GO' + @lf );

            insert into @fts_script(line) values ( @lf );


        fetch next from catalogs into @fulltext_catalog_id,@name,@is_default,@is_accent_sensitivity_on,@principal_id;


    close catalogs;
    deallocate catalogs;

    ---- indexes

    declare fts_indexes cursor read_only for 
    select object_id,fulltext_catalog_id,change_tracking_state_desc,stoplist_id,property_list_id,unique_index_id,data_space_id
    from sys.fulltext_indexes
    order by fulltext_catalog_id ;

    declare @object_id int ,
            @index_catalog_id int,@index_catalog_id_helper int = 0,
            @table_name sysname,
            @schema_name sysname,
            @change_tracking_state_desc nvarchar(60),
            @stoplist_id int, @stoplist_name sysname,
            @property_list_id int,@property_list_name sysname,
            @unique_index_id int,@unique_index_name sysname,
            @data_space_id int;

    open fts_indexes;

    fetch next from fts_indexes into @object_id,@index_catalog_id,@change_tracking_state_desc,@stoplist_id,@property_list_id,@unique_index_id,@data_space_id;
    while (@@fetch_status <> -1)
        if (@@fetch_status <> -2)

            if @index_catalog_id_helper <> @index_catalog_id
                insert into @fts_script(line) values (N'--'+@lf);
                insert into @fts_script(line) values (N'--'+@tab + N'INDEXES OF FULL TEXT CATALOG '+(select name from sys.fulltext_catalogs where fulltext_catalog_id = @index_catalog_id)+ @lf);
                insert into @fts_script(line) values (N'--'+@lf);
                insert into @fts_script(line) values (@lf);
                set @index_catalog_id_helper = @index_catalog_id;

            select @table_name=name,@schema_name= schema_name(schema_id) 
            from sys.tables 
            where object_id = @object_id
            insert into @fts_script(line) values ( N'--'+@tab + N'FULL TEXT INDEX ON TABLE '+@schema_name+'.'+@table_name   + @lf);
            insert into @fts_script(line) values (@lf);

            insert into @fts_script(line) values ( N'CREATE FULLTEXT INDEX ON '+ QUOTENAME(@schema_name)+'.'+QUOTENAME(@table_name)+ @lf);
            insert into @fts_script(line) values (N'('+ @lf);
            declare @cols nvarchar(max) =''
            select @cols+=N','+@tab+QUOTENAME(c.name)+
                        case when (select name from sys.columns where object_id = @object_id and column_id = type_column_id) is not null
                                then N' TYPE COLUMN '+ (select QUOTENAME(name) from sys.columns where object_id = @object_id and column_id = type_column_id)
                            else '' end+
                        N' LANGUAGE '+ cast(fc.language_id as nvarchar(20)) + 
                        case fc.statistical_semantics when 1 then ' STATISTICAL_SEMANTICS ' else '' end + @lf --, type_column_id,c.name 
            from sys.fulltext_index_columns as fc
            inner join sys.columns as c on c.object_id = fc.object_id and c.column_id = fc.column_id
            where fc.object_id = @object_id;

            insert into @fts_script(line) values (stuff(@cols,1,1,''))
            insert into @fts_script(line) values (N')'+ @lf);
            select @unique_index_name=name from sys.indexes where index_id=@unique_index_id and object_id = @object_id
            insert into @fts_script(line) values (N'KEY INDEX '+ QUOTENAME(@unique_index_name) + @lf);
            insert into @fts_script(line) values ( N'ON ('+(select quotename(name)  from sys.fulltext_catalogs where fulltext_catalog_id = @index_catalog_id)+N','+' FILEGROUP ' + QUOTENAME( FILEGROUP_NAME(@data_space_id)) + N')'+ @lf);
            insert into @fts_script(line) values ( N'WITH'+ @lf);
            insert into @fts_script(line) values (N'('+ @lf);
            insert into @fts_script(line) values (@tab + N'CHANGE_TRACKING = ' +  @change_tracking_state_desc + @lf);
            select @stoplist_name=name from sys.fulltext_stoplists where stoplist_id = @stoplist_id
            if len(@stoplist_name) > 0  
                insert into @fts_script(line) values (N','+@tab + N'STOPLIST = '+ @stoplist_name+ @lf);
                insert into @fts_script(line) values (N','+@tab + N'STOPLIST = SYSTEM'+  @lf);
            SELECT @property_list_name=name FROM sys.registered_search_property_lists where property_list_id=@property_list_id;  
            if len(@property_list_name)>0 
                insert into @fts_script(line) values (N','+@tab + N'SEARCH PROPERTY LIST = '+QUOTENAME(@property_list_name)+ @lf);
            insert into @fts_script(line) values (N');'+ @lf);
            insert into @fts_script(line) values (N'GO' + @lf);
            insert into @fts_script(line) values (@lf);
        fetch next from fts_indexes into @object_id,@index_catalog_id,@change_tracking_state_desc,@stoplist_id,@property_list_id,@unique_index_id,@data_space_id;

    close fts_indexes;
    deallocate fts_indexes;
    select * from @fts_script

Antonios Chatzipavlis

Antonios Chatzipavlis

Antonios is a Data Solutions Consultant and Trainer. He has been working in IT since 1988. In his career, he has worked as senior developer, IT Manager, Solutions Architect and IT Consultant. Since 1995 he has been devoted on new technologies and software development tools, mainly by Microsoft, either by training company staff and colleagues or assisting them in design, development and implementation as a consultant or chief developer. He has focused in Databases and Data Science since 1995. He specialized in Microsoft SQL Server since version 6.0 in areas like SQL Server Internals, Database Design and Development, Business Intelligence and in 2010 he has started working with Azure Data Platform, NoSQL databases, Big Data Technologies and Machine Learning. He is an active member of many IT communities in Greece, answering colleagues' questions and writing articles in his web site. He is the owner of SQLschool.gr which is a community portal with a lot of information about Microsoft SQL Server. He has been a Microsoft Certified Trainer (MCT) since 2000. Microsoft honored him as MVP on Data Platform due to his activities in SQL Server since 2010. He holds a large number of Microsoft Certifications and Microsoft SQL Server Certifications since version 6.5.


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