Database

Database is a collector to collect database information. The information includes the categories, names, descriptions, units, data types, and default aggregation modes of metrics.

**Table 1** Database metrics
Category	Metric	Name	Description	Unit	Data Type	Default Aggregation Mode
SQL monitoring (sql)	slowCount	Slow Calls	Number of slow calls	-	INT	SUM
	slowTraceId	Slowest Trace ID	ID of a slow trace in a collection period	-	STRING	LAST
	invokeCount	Calls	Number of times that the SQL statement is called	-	INT	SUM
	errorCount	Errors	Number of errors that the SQL statement encounters	-	INT	SUM
	errorTraceId	Error Trace ID	ID of the trace that encounters an error in a collection period	-	STRING	LAST
	totalTime	Total RT	Total response time of the SQL statement	ms	INT	SUM
	maxTime	Max. RT	Maximum response time of the SQL statement	ms	INT	MAX
	component	Component	Component	-	STRING	LAST
	statement	SQL Statement	SQL statement	-	ENUM	LAST
Database monitoring (dataBase)	invokeCount	Calls	Number of times that the database is called	-	INT	SUM
	errorCount	Errors	Number of errors that the database encounters	-	INT	SUM
	totalTime	Total RT	Total response time of the database	ms	INT	SUM
	maxTime	Max. RT	Maximum response time of the database	ms	INT	MAX
	database	Database Instance	Database instance information	-	ENUM	LAST
Total (total)	invokeCount	Calls	Total number of calls	-	INT	SUM
	errorCount	Errors	Total number of errors	-	INT	SUM
	totalTime	RT	Total response time	ms	INT	SUM
	maxTime	Max. RT	Maximum response time	ms	INT	MAX