Columns
Column | Type | Size | Foreign Key | Nullable | Default | Comments | ||
---|---|---|---|---|---|---|---|---|
cvterm_dbxref_id | bigserial | 19 |
|
nextval('chado.cvterm_dbxref_cvterm_dbxref_id_seq'::regclass) | ||||
cvterm_id | int8 | 19 |
|
null | ||||
dbxref_id | int8 | 19 |
|
null | ||||
is_for_definition | int4 | 10 |
|
0 | A cvterm.definition should be supported by one or more references. If this column is true, the dbxref is not for a term in an external database - it is a dbxref for provenance information for the definition. |
Table contained -1 rows
Indexes
Constraint Name | Type | Sort | Column(s) |
---|---|---|---|
cvterm_dbxref_pkey | Primary key | Asc | cvterm_dbxref_id |
cvterm_dbxref_c1 | Must be unique | Asc/Asc | cvterm_id + dbxref_id |
cvterm_dbxref_idx1 | Performance | Asc | cvterm_id |
cvterm_dbxref_idx2 | Performance | Asc | dbxref_id |