DB Grants & Synonym.
GRANT PRIVALAGES ON TABLE_NAME TO SCHEMA_NAME
GRANT SELECT ON TABLE_NAME TO SCHEMA_NAME
First Schema Name is target Schema, Second Schema is Actual where table is exists.
CRATE OR REPLACE SYNONYM SCHEMA_NAME.TABLE_NAME FOR SCHEMA_NAME.TABLE_NAME
SQL Query by With Operation and creating cases.
GRANT PRIVALAGES ON TABLE_NAME TO SCHEMA_NAME
GRANT SELECT ON TABLE_NAME TO SCHEMA_NAME
First Schema Name is target Schema, Second Schema is Actual where table is exists.
CRATE OR REPLACE SYNONYM SCHEMA_NAME.TABLE_NAME FOR SCHEMA_NAME.TABLE_NAME
SQL Query by With Operation and creating cases.