Note
This variable is available starting with V1.4.
Description
ob_global_debug_sync specifies a synchronization point for debugging. This variable affects all sessions.
Attributes
Attribute |
Description |
|---|---|
| Type | Varchar |
| Default value | Empty string |
| Scope | Session |
| Visibility | Not visible. This variable is not visible to any tenant. |
Usage
You cannot query the value of this variable by using the SHOW VARIABLES statement or the SYS.TENANT_VIRTUAL_SESSION_VARIABLE view (Oracle-compatible mode) or the information_schema.SESSION_VARIABLES view (MySQL-compatible mode). You can query the value of this variable from the SYS.DBA_OB_SYS_VARIABLES view (Oracle-compatible mode) or the oceanbase.DBA_OB_SYS_VARIABLES view (MySQL-compatible mode).
This setting is effective only when the value of the debug_sync_timeout parameter is not 0.