sp_help_fulltext_catalogs (Transact-SQL MetaData) Definition

Please note: that the following source code is provided and copyrighted by Microsoft and is for educational purpose only.
The meta data is from an SQL 2012 Server.

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Definition:

sys.sp_help_fulltext_catalogs(nvarchar @fulltext_catalog_name)

MetaData:

 create procedure sys.sp_help_fulltext_catalogs  
    @fulltext_catalog_name        sysname = NULL        --  full-text catalog name  
as  
    --  FULLTEXT MUST BE ACTIVE IN DATABASE --   
    if DatabasePropertyEx(db_name(), 'IsFulltextEnabled') = 0  
    begin  
        raiserror(15601,-1,-1)  
        return 1  
    end  
  
    --  CATALOG MUST EXIST IF SPECIFIED --   
    if @fulltext_catalog_name is not null  
    begin  
        declare @ftcatid smallint  
        select @ftcatid = fulltext_catalog_id from sys.fulltext_catalogs where name = @fulltext_catalog_name  
        if @ftcatid is null  
        begin  
            declare @curdbname sysname  
            declare @curdbnamelen int  
            select @curdbname = db_name()  
            select @curdbnamelen = LEN(@curdbname)  
            raiserror(7641,-1,-1,@fulltext_catalog_name, @curdbnamelen, @curdbname)  
            return 1  
        end  
    end  
  
    --  SELECT ANY ROWS THAT MEET THE CRITERIA --   
    select CAT.fulltext_catalog_id as ftcatid,  
           CAT.name as NAME,  
           isnull(sysfs.physical_name, CAT.path) as PATH,  
           FullTextCatalogProperty(CAT.name, 'PopulateStatus') AS STATUS ,  
           (select COUNT(*)  
              from sys.fulltext_indexes  
              where fulltext_catalog_id = CAT.fulltext_catalog_id  
           ) as NUMBER_FULLTEXT_TABLES  
    from sys.fulltext_catalogs as CAT left outer join sys.database_files as sysfs on (sysfs.file_id = CAT.file_id)  
    where ( @fulltext_catalog_name is null or CAT.name = @fulltext_catalog_name )  
    order by fulltext_catalog_id  
      
    --  SUCCESS --   
    return 0    --  sp_help_fulltext_catalogs