Update from Sync Service

2026-04-21 17:42:54 +08:00
parent 65f16fe48c
commit 2b59b9b22e
63 changed files with 2645 additions and 36 deletions
--- a/数据库/按日分组求均值.md
+++ b/数据库/按日分组求均值.md
@@ -0,0 +1,7 @@
+SELECT
+convert(char(10),aDatetime,120)
+,round(avg([X]),6)
+,round(avg([Y]),6)
+,round(avg([Height]),6)   FROM [ZHDMTProj].[dbo].[TLDZ1]
+group by ( convert(char(10),aDatetime,120))
+order by ( convert(char(10),aDatetime,120))