系统信息函数
Amazon Redshift 支持很多系统信息函数。
主题
- CURRENT_AWS_ACCOUNT
- CURRENT_DATABASE
- CURRENT_NAMESPACE
- CURRENT_SCHEMA
- CURRENT_SCHEMAS
- CURRENT_USER
- CURRENT_USER_ID
- DEFAULT_IAM_ROLE
- HAS_ASSUMEROLE_PRIVILEGE
- HAS_DATABASE_PRIVILEGE
- HAS_SCHEMA_PRIVILEGE
- HAS_TABLE_PRIVILEGE
- LAST_USER_QUERY_ID
- PG_BACKEND_PID
- PG_GET_COLS
- PG_GET_GRANTEE_BY_IAM_ROLE
- PG_GET_IAM_ROLE_BY_USER
- PG_GET_LATE_BINDING_VIEW_COLS
- PG_GET_SESSION_ROLES
- PG_LAST_COPY_COUNT
- PG_LAST_COPY_ID
- PG_LAST_UNLOAD_ID
- PG_LAST_QUERY_ID
- PG_LAST_UNLOAD_COUNT
- SLICE_NUM 函数
- USER
- ROLE_IS_MEMBER_OF
- USER_IS_MEMBER_OF
- VERSION