This page documents system and status variables related to the OQGRAPH storage engine. See Server Status Variables and Server System Variables for complete list of all system and status variables.

System Variables

oqgraph_allow_create_integer_latch

• Description: Created when the OQGRAPH storage engine is installed, if set to 1 (0 is default), permits the latch field to be an integer (see OQGRAPH Overview).
• Scope: Global
• Dynamic: Yes
• Data Type: boolean
• Default Value: 0
• Introduced: MariaDB 10.0.7

Status Variables

Oqgraph_boost_version

• Description: OQGRAPH boost version.
• Scope: Global, Session
• Data Type: string
• Introduced: MariaDB 10.0.7 with the OQGRAPH storage engine.

Oqgraph_compat_mode

• Description: Whether or not legacy tables with integer latches are supported.
• Scope: Global, Session
• Data Type: string
• Introduced: MariaDB 10.1.5

Oqgraph_verbose_debug

• Description: Whether or not verbose debugging is enabled. If it is, performance may be adversely impacted
• Scope: Global, Session
• Data Type: string
• Introduced: MariaDB 10.1.5