This query returns list of user created, non-system schemas.
Query
select schema_id, 
       schema_name,
       u.user_name as owner,
       create_time
from v_catalog.schemata s
join v_catalog.users u
     on s.schema_owner_id = u.user_id
where schema_name != 'public'
      and is_system_schema = 'false'
order by schema_name;
Columns
- schema_id - schema id, unique within the database
- schema_name - name of the schema
- owner - principal that owns this schema
- create_time - date and time when schema was created
Rows
- One row represents one schema in a database created by user
- Scope of rows: all user's schemas in a database
- Ordered by schema name
Rows
- One row represents one schema
- Scope of rows: all user created schemas
- Ordered by schema name
Sample results

 
                                                                     
                                                                     
                                                                     
                                                                     
                                                                     
                                                                     
                                                                     
                                                                     
                                                                     
                                                                     
                                                                     
                                                                     
                                                                     
                                                                     
                                                                     
                                                                     
                                                                     
                                                                 
                                                             
                                                             
                                                             
                                                             
                                                                 
                                                             
                                                             
                                                                 
                                                             
                                                             
                                                             
                                                             Bart Gawrych
                                                                        Bart Gawrych
                                 Vertica
                                                                Vertica
                                 SQL Server
                                                                                                SQL Server
                                             Azure SQL Database
                                                                                                Azure SQL Database
                                             Snowflake
                                                                                                Snowflake
                                             Amazon Redshift
                                                                                                Amazon Redshift
                                             IBM Db2
                                                                                                IBM Db2
                                             PostgreSQL
                                                                                                PostgreSQL
                                             MySQL
                                                                                                MySQL
                                             MariaDB
                                                                                                MariaDB