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create procedure sys.sp_help_datatype_mapping
    @dbms_name		sysname,
    @dbms_version 	sysname = NULL,
    @sql_type		sysname = '%',
    @source_prec	int = NULL
    set nocount on

	-- Prepare dbms for case insensitive searches
	SET @dbms_name = UPPER(@dbms_name)

	SELECT	source_type				as [sql_type],
			source_length_min		as [sql_len_min],
			source_length_max		as [sql_len_max],
			source_precision_min	as [sql_prec_min],
			source_precision_max	as [sql_prec_max],
			source_scale_min		as [sql_scale_min],
			source_scale_max		as [sql_scale_max],
			source_nullable			as [sql_nullable],
			source_createparams		as [sql_createparams],				
			destination_type		as [dest_type],
			destination_length		as [dest_len],
			destination_precision	as [dest_prec],
			destination_scale		as [dest_scale],
			destination_nullable	as [dest_nullable],
			destination_createparams as [dest_createparams],
			dataloss				as [dataloss]
	FROM	sys.fn_helpdatatypemap
	WHERE	source_dbms			= 'MSSQLSERVER' collate database_default
	  AND	source_version IS NULL
	  AND	destination_dbms	= @dbms_name collate database_default
	  AND	((destination_version = @dbms_version) OR (@dbms_version IS NULL AND destination_version IS NULL))
	  AND	source_type like @sql_type collate database_default
	ORDER BY source_type, destination_type

Last revision 2008RTM
See also

  sp_MSdrop_replcom (Procedure)
sp_MSrepl_gettype_mappings (Procedure)


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