ALTER TABLE [schema .] table
{ alter_table_properties
| column_clauses
| constraint_clauses
| alter_table_partitioning
| alter_external_table_clauses
| move_table_clause
}
[{ enable_disable_clause 
 | { ENABLE | DISABLE } { TABLE LOCK | ALL TRIGGERS }
 }
 [ enable_disable_clause 
 | { ENABLE | DISABLE } { TABLE LOCK | ALL TRIGGERS }
 ]...
]
;