Purpose
This view displays all synonyms accessible to the current user.
Applicability
This view is available starting with OceanBase Database.
Columns
| Column | Type | Nullable | Description |
|---|---|---|---|
| OWNER | VARCHAR2(128) | NO | The owner of the synonym. |
| SYNONYM_NAME | VARCHAR2(128) | NO | The name of the synonym. |
| TABLE_OWNER | VARCHAR2(128) | NO | The name of the object referenced by the synonym. Here, TABLE_NAME is merely a column name. A synonym can also refer to other objects, such as views. |
| TABLE_NAME | VARCHAR2(128) | NO | The name of the object referenced by the synonym. |
| DB_LINK | VARCHAR2(128) | NO | If the synonym references a database link, this column specifies the name of the database link. |
Sample query
Query all synonyms accessible to the current user.
obclient [SYS]> SELECT * FROM SYS.ALL_SYNONYMS;
The query result is as follows:
+----------+--------------+-------------+------------+---------+
| OWNER | SYNONYM_NAME | TABLE_OWNER | TABLE_NAME | DB_LINK |
+----------+--------------+-------------+------------+---------+
| __public | SYN_PUB | SYS | TEST | NULL |
| SYS | S1 | SYS | TEST | NULL |
+----------+--------------+-------------+------------+---------+
2 rows in set
References
Query all synonyms in the current tenant: DBA_SYNONYMS
Query synonyms owned by the current user: USER_SYNONYMS
For more information about synonyms, see Manage synonyms.