Schema: hr
English table: hr.user_session_var
Italian original table: hr._sessionvar
Description: User session variables / key-value pairs bound to a session and optionally to a user.
Overview
- Columns: 7
- Primary key: id
- Outgoing foreign keys: 3
- Incoming foreign keys: 0
- Indexes: 4
Columns
| English column | Italian original column | Type | Null | Default / Generated | Description |
|---|
id | id | integer | NO | | Surrogate primary key. |
usv_id | sv_id | integer | NO | | Logical session variable identifier (unique per tenant). |
usv_name | sv_name | character varying(20) | NO | | Variable name/key. |
usv_value | sv_value | text | NO | | Variable value. |
usv_user_id | sv_ut_id | integer | YES | | Optional user identifier (references users). |
usv_session_id | sv_s_id | integer | NO | | Session identifier (references user sessions). |
tenant_id | tenant_id | integer | YES | | Tenant identifier (multi-tenant isolation). |
Relationships
Outgoing foreign keys
| Constraint | Local columns | References | Referenced columns | On update | On delete |
|---|
fk_user_session_var_session | usv_session_id, tenant_id | hr.user_session | us_id, tenant_id | RESTRICT | RESTRICT |
fk_user_session_var_tenant | tenant_id | cloud.tenants | ten_internal_id | RESTRICT | CASCADE |
fk_user_session_var_user | usv_user_id, tenant_id | hr.users | usr_id, tenant_id | RESTRICT | RESTRICT |
Referenced by
No incoming foreign keys found.
Constraints
- Primary key:
user_session_var_pkey → id
- Unique:
uk_usv_id_tenant → usv_id, tenant_id
Indexes
| Name | Unique | Method | Columns / expression |
|---|
idx_user_session_var_session_id_tenant | NO | btree | tenant_id, usv_session_id |
idx_user_session_var_tenant | NO | btree | tenant_id |
idx_user_session_var_user_id_tenant | NO | btree | tenant_id, usv_user_id |
idx_user_session_var_usv_id_tenant | NO | btree | tenant_id, usv_id |
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