"batch completion: Encountered TDS_COLMETADATA (0x81). SHOWPLAN is ON, ignoring" messages filling up FglAM log (4226763)

Foglight Agent Manager is being spammed with this message being written hundreds of times per second in the FglAM log when monitoring SQL Server 2017 (14.0.1000.169) at the base RTM release with no critical updates applied.

ECHO    ERROR [HOSTNAME-lowPriorityPool-2-[DBSS_SQL_Agent_Error_Log][YYYY/MM/YY HH:MM:SS]] com.quest.glue.core.util.JavaLoggingToQuestBridge - TDSReader@85 (ConnectionID:2 ClientConnectionId: d9788c05-4a66-4508-ba76-ddd55dee35c3): batch completion: Encountered TDS_COLMETADATA (0x81). SHOWPLAN is ON, ignoring.

RESOLUTION 1 
For Azure SQL
Upgrade the Azure SQL cartridge to 6.1.5.10 or higher.

For SQL Server
Upgrade the cartridge to the 6.3.0.10 and higher releases of the SQL Server cartridge which has updated the SQL Server driver to the Microsoft 11.2.1 version.

RESOLUTION 2 

Applying all of the recent updates to SQL Server on the monitored host also helped to stop these messages from appearing.

RESOLUTION 3

Deactivate the SQL Agent Error Log, SQL Server Error Log, and Error Log List collection. Refer to Knowledge base article 4309218