POSC Meta Model Specifications Version 2.3
Meta Data Logical Model
ENTITY
COLUMN_DEF
;
duplicate_from :
OPTIONAL
column_def
;
fixed_length :
OPTIONAL
boolean;
max_length :
OPTIONAL
integer;
name : string(40);
optionality : boolean;
parent_table :
table_def
;
part_of_si : boolean;
prod_versn :
prod_versn
;
related_column :
OPTIONAL
column_def
;
related_ent :
OPTIONAL
entity_def
;
related_table :
OPTIONAL
table_def
;
sql_type_nm :
sql_type
;
type_code : string(1)
FIXED
;
INVERSE
duplicate_thru :
attribute
FOR
duplicate;
duplicate_to :
SET [0:?] OF
duplication
FOR
source_column;
column_group :
SET [0:?] OF
column_group
FOR
column_def;
UNIQUE
si: parent_table, name;
END_ENTITY
; (* column_def *)
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