wood/proxy-go
1
0
Fork 0
mirror of https://github.com/woodchen-ink/proxy-go.git synced 2025-07-18 08:31:55 +08:00
Code Issues Packages Projects Releases Wiki Activity

fix(metrics): refine SQL query for recent metrics retrieval

Browse Source 
- Updated the SQL query in GetRecentMetrics to adjust the time filtering logic, ensuring that only metrics within the specified hours are retrieved.
- This change enhances the accuracy of the metrics data by correctly bounding the time range, improving the reliability of performance monitoring.
This commit is contained in:
wood chen 2024-12-05 06:51:16 +08:00
parent c416c76790
commit 2d658c35e6
1 changed files with 3 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

5
internal/models/metrics.go
View File

@ -312,7 +312,7 @@ func (db *MetricsDB) GetRecentMetrics(hours int) ([]HistoricalMetrics, error) {
rows, err := db.DB.Query(` rows, err := db.DB.Query(`
WITH time_series AS ( WITH time_series AS (
-- 生成时间序列 -- 生成时间序列
SELECT datetime('now', '-' || ?2 || ' hours', 'localtime') + SELECT datetime('now', 'localtime') -
(CASE (CASE
WHEN ?2 <= 24 THEN (300 * n) -- 5分钟间隔 WHEN ?2 <= 24 THEN (300 * n) -- 5分钟间隔
WHEN ?2 <= 168 THEN (3600 * n) -- 1小时间隔 WHEN ?2 <= 168 THEN (3600 * n) -- 1小时间隔
@ -327,7 +327,8 @@ func (db *MetricsDB) GetRecentMetrics(hours int) ([]HistoricalMetrics, error) {
ELSE ?2 / 24 -- 1天间隔 ELSE ?2 / 24 -- 1天间隔
END) END)
) )
WHERE time_point <= datetime('now', 'localtime') WHERE time_point >= datetime('now', '-' || ?2 || ' hours', 'localtime')
AND time_point <= datetime('now', 'localtime')
), ),
grouped_metrics AS ( grouped_metrics AS (
SELECT SELECT