pkg crypto/x509, type RevocationList struct, ThisUpdate time.Time
pkg database/sql, method (*DB) SetConnMaxIdleTime(time.Duration)
pkg database/sql, method (*Row) Err() error
pkg database/sql, type DBStats struct, MaxIdleTimeClosed int64
pkg database/sql/driver, type Validator interface { IsValid }
pkg database/sql/driver, type Validator interface, IsValid() bool
pkg debug/pe, const IMAGE_DLLCHARACTERISTICS_APPCONTAINER = 4096

		InUse:           db.numOpen - len(db.freeConn),

		WaitCount:         db.waitCount,
		WaitDuration:      time.Duration(wait),
		MaxIdleClosed:     db.maxIdleClosed,
		MaxIdleTimeClosed: db.maxIdleTimeClosed,
		MaxLifetimeClosed: db.maxLifetimeClosed,
	}
	return stats
}

// Assumes db.mu is locked.
// If there are connRequests and the connection limit hasn't been reached,

			db.SetMaxOpenConns(usedConns)
			db.SetMaxIdleConns(usedConns)
			db.SetConnMaxIdleTime(item.wantMaxIdleTime)
			db.SetConnMaxLifetime(item.wantMaxLifetime)

			preMaxIdleClosed := db.Stats().MaxIdleTimeClosed

			// Busy usedConns.
			testUseConns(t, usedConns, baseTime, db)

			tm := baseTime.Add(item.timeOffset)

			// Reuse connections which should never be considered idle

		{"Conn", Type, 9},
		{"DB", Type, 0},
		{"DBStats", Type, 5},
		{"DBStats.Idle", Field, 11},
		{"DBStats.InUse", Field, 11},
		{"DBStats.MaxIdleClosed", Field, 11},
		{"DBStats.MaxIdleTimeClosed", Field, 15},
		{"DBStats.MaxLifetimeClosed", Field, 11},
		{"DBStats.MaxOpenConnections", Field, 11},
		{"DBStats.OpenConnections", Field, 5},
		{"DBStats.WaitCount", Field, 11},