Can we drop a synonym in Oracle?

Use the DROP SYNONYM statement to remove a synonym from the database or to change the definition of a synonym by dropping and re-creating it. To drop a private synonym, either the synonym must be in your own schema or you must have the DROP ANY SYNONYM system privilege.

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How can I drop multiple synonyms in Oracle?

In this syntax:

First, specify the name of the synonym that you want to remove after the DROP SYNONYM keyword. If the synonym belongs to a schema, you must specify its schema name.
Second, use the FORCE keyword to delete the synonym even if it has dependent tables or user-defined types.

How do I delete synonyms?

WORDS RELATED TO DELETE

cancel.
cross out.
delete.
eliminate.
eradicate.
erase.
excise.
expunge.

How do I drop a private synonym in another user’s schema?

To drop a private synonym in another user’s schema, you must have the DROP ANY SYNONYM system privilege. To drop a public synonym, you must have the DROP PUBLIC SYNONYM system privilege. Drop a synonym that is no longer required using DROP SYNONYM statement.

How do I drop all synonyms in SQL server?

Drop and Recreate all Synonyms

DECLARE loccur CURSOR LOCAL STATIC FORWARD_ONLY READ_ONLY FOR.
FETCH NEXT FROM loccur INTO @ObjectName, @Schema, @Definition.
WHILE @@FETCH_STATUS = 0.
SET @SQL = ‘CREATE SYNONYM ‘ + QUOTENAME(@Schema) + ‘.’
FETCH NEXT FROM loccur INTO @ObjectName, @Schema, @Definition.

What is the syntax to drop synonym?

The syntax to drop a synonym in Oracle is: DROP [PUBLIC] SYNONYM [schema .] synonym_name [force]; PUBLIC.

Who can create or drop public synonym?

To create a PUBLIC synonym, you must have the CREATE PUBLIC SYNONYM system privilege. Specify OR REPLACE to re-create the synonym if it already exists. Use this clause to change the definition of an existing synonym without first dropping it.

How do you drop a synonym in SQL?

What is synonym in PL SQL?

Purpose. Use the CREATE SYNONYM statement to create a synonym, which is an alternative name for a table, view, sequence, procedure, stored function, package, materialized view, Java class schema object, user-defined object type, or another synonym. Synonyms provide both data independence and location transparency.

How do I select synonyms in SQL?

Connect to your SQL instance, expand the database, and navigate to the Synonyms folder. Right-click on it and choose New Synonym. Enter the required details for the Synonym name, Synonym schema, Database Name, Object schema, Object Type, and name.

What happens to synonym when table is dropped?

If DROP TABLE statement is used with a synonym name, both the synonym and the table identified by the synonym are dropped along with any other synonyms that reference the same table.

How do I drop all synonyms in SQL Server?

What is synonym in SQL syntax?

In SQL Server, a synonym is an alias or alternative name for a database object such as a table, view, stored procedure, user-defined function, and sequence. A synonym provides you with many benefits if you use it properly.

How do you Drop a synonym in SQL?

How do I drop a public synonym in Oracle?

To drop a PUBLIC synonym, you must have the DROP PUBLIC SYNONYM system privilege. You must specify PUBLIC to drop a public synonym. You cannot specify schema if you have specified PUBLIC. Specify the schema containing the synonym. If you omit schema, then Oracle Database assumes the synonym is in your own schema.

How do I drop object type synonyms with dependencies?

If an object type synonym has any dependent tables or user-defined types, then you cannot drop the synonym unless you also specify FORCE. Specify FORCE to drop the synonym even if it has dependent tables or user-defined types. Oracle does not recommend that you specify FORCE to drop object type synonyms with dependencies.

How do I drop a synonym in a schema?

If you want to drop a private synonym, you must be the owner of the schema to which the synonym belongs or you must have the DROP ANY SYNONYM privilege. In case you want to drop a PUBLIC synonym, you must have the DROP PUBLIC SYNONYM privilege. Oracle DROP SYNONYM example.