2671648 - About Create Schema sql command -SAP IQ

CREATE SCHEMA AUTHORIZATION <userid> ... [ { <create-table-statement> | <create-view-statement> | <grant-statement> } ]

Example:

CREATE SCHEMA AUTHORIZATION User_A
CREATE TABLE test_A1 ( id1 INT PRIMARY KEY )
CREATE TABLE test_A2 ( id2 INT PRIMARY KEY )
GRANT select on test_A1 to User_B
GRANT select on test_A2 to User_B

Question:

What is the command or system table which allows to find Schema created using command above ?