数据泵 备份 回滚数据库(table_exists_action=replace)

--备份数据库

expdp username/passwd@orcl directory=dbtmp dumpfile=aaaa_20250609.dmp schemas=username  compression=ALL

--回滚数据库

-表如果已存在,就删除,然后创建,(无需删除用户下的数据,可以直接执行)

impdp username/passwd@orcl directory=dbtmp dumpfile=aabb_20250609.dmp  table_exists_action=replace    schemas=username

需要注意:table_exists_action 是针对表,序列没有这个功能,如果回滚涉及序列,需要先删除用户下的数据,在执行impdp语句

impdp username/passwd@orcl directory=dbtmp dumpfile=aabb_20250609.dmp    schemas=username

USE [irepodb] GO /****** Object: StoredProcedure [dbo].[P_12#_BOLT_AB3] Script Date: 2025/8/29 17:08:12 ******/ SET ANSI_NULLS ON GO SET QUOTED_IDENTIFIER ON GO ALTER PROCEDURE [dbo].[P_12#_BOLT_AB3] @def_top_org VARCHAR(10) -- 参数化默认值 AS BEGIN SET NOCOUNT ON; SET XACT_ABORT ON; -- 错误时自动回滚事务 SELECT @def_top_org= DEF_TOP_ORG FROM [irepodb].[dbo].[T_BOLT_LIMIT] WHERE LINE ='12' and DEF_TOP_ORG IN ( '16992','27942','31581') group by DEF_TOP_ORG BEGIN TRY -- 1. 备份并清理旧数据 BEGIN TRANSACTION; INSERT INTO T_BOLT_TREND_B SELECT * FROM T_BOLT_TREND WHERE def_top_id = @def_top_org; DELETE FROM T_BOLT_TREND WHERE def_top_id = @def_top_org; -- 2. 使用CTE准备数据 ;WITH BoltData AS ( SELECT b.displayValue, b.celladdress, b.rep_top_id, b.def_top_id, b.sheetNo, b.def_top_org, -- 解析行列号 col_num = dbo.getTransCOL(REPLACE(SUBSTRING(b.celladdress, 2, 2), '$', '')), row_num = CONVERT(INT, REPLACE(RIGHT(RTRIM(b.celladdress), 2), '$', '')) FROM dbo.T_BOLT b WHERE b.def_top_org = @def_top_org AND b.type IN ('InputNumeric', 'KeyboardText') AND CONVERT(INT, REPLACE(RIGHT(RTRIM(b.celladdress), 2), '$', '')) >= 6 AND b.displayValue IS NOT NULL AND (dbo.getTransCOL(REPLACE(SUBSTRING(b.celladdress, 2, 2), '$', '')) - 71) % 3 != 0 ), MetaData AS ( SELECT rep_top_id, sheetNo, MAX(CASE WHEN celladdress = '$H$2:$I$2' THEN displayValue END) AS [Date], MAX(CASE WHEN celladdress = '$H$3:$I$3' THEN displayValue END) AS Workpiece FROM dbo.T_BOLT WHERE def_top_org = @def_top_org GROUP BY rep_top_id, sheetNo ) -- 3. 批量插入趋势数据(含时间列修复) INSERT INTO T_BOLT_TREND ( ID, Date, TIME, Workpiece, Differ, DisplayValue, Orders, COL, Specs, updateTime, rep_top_id, def_top_id, sheetNo, Remarks ) SELECT NEWID(), md.[Date], COALESCE( -- 精确时间定位 ( SELECT TOP 1 t.displayValue FROM dbo.T_BOLT t WHERE t.rep_top_id = bd.rep_top_id AND t.sheetNo = bd.sheetNo AND t.type = 'Time' AND dbo.getTransCOL(REPLACE(SUBSTRING(t.celladdress, 2, 2), '$', '')) = CASE WHEN (bd.col_num - 71) % 3 = 1 THEN bd.col_num + 1 WHEN (bd.col_num - 71) % 3 = 2 THEN bd.col_num END AND CONVERT(INT, REPLACE(RIGHT(RTRIM(t.celladdress), 2), '$', '')) = 4 ), '' -- 最终默认值 ) AS TIME, md.Workpiece, CASE WHEN (bd.col_num - 71) % 3 = 1 THEN '最大值' WHEN (bd.col_num - 71) % 3 = 2 THEN '最小值' END AS Differ, bd.displayValue, CASE WHEN (bd.col_num - 71) % 3 = 1 THEN (bd.col_num - 69) / 3 ELSE (bd.col_num - 70) / 3 END AS Orders, REPLACE(bd.celladdress, ' ', ''), COALESCE( ( SELECT TOP 1 displayValue FROM dbo.T_BOLT spec WHERE spec.rep_top_id = bd.rep_top_id AND spec.sheetNo = bd.sheetNo AND spec.def_top_org = bd.def_top_org AND dbo.getTransCOL(REPLACE(SUBSTRING(spec.celladdress, 2, 2), '$', '')) = CASE WHEN (bd.col_num - 71) % 3 = 1 THEN bd.col_num + 2 ELSE bd.col_num + 1 END ), 'N/A' -- 规格默认值 ) AS Specs, GETDATE(), bd.rep_top_id, bd.def_top_org, bd.sheetNo, '12' FROM BoltData bd JOIN MetaData md ON bd.rep_top_id = md.rep_top_id AND bd.sheetNo = md.sheetNo; -- 4. 插入看板数据 INSERT INTO T_BOLT_KANBAN SELECT A.Specs, A.DATE, A.TIME, A.Workpiece, A.Differ, A.COL, CONVERT(DECIMAL(12, 2), A.DisplayValue) AS DisplayValue, A.Orders, A.rep_top_id, A.def_top_id, A.sheetNo, B.PROJECTID, B.PROJECT, B.ROW, B.BOLT_NUM, B.LINE, B.TEAM, B.TYPE, B.UP_LIMIT, B.DOWN_LIMIT, B.UP_ACTION, B.DOWN_ACTION, GETDATE() FROM dbo.T_BOLT_TREND A LEFT JOIN dbo.T_BOLT_LIMIT B ON A.def_top_id = B.DEF_TOP_ORG AND B.ROW = REPLACE(RIGHT(RTRIM(A.COL), 2), '$', '') WHERE A.def_top_id = @def_top_org; COMMIT TRANSACTION; -- 5. 数据质量验证 DECLARE @EmptyTimeCount INT; SELECT @EmptyTimeCount = COUNT(*) FROM T_BOLT_KANBAN WHERE def_top_id = @def_top_org AND TIME = ''; END TRY BEGIN CATCH IF @@TRANCOUNT > 0 ROLLBACK TRANSACTION; RAISERROR('存储过程执行错误.', 16, 1); END CATCH END 优化以上SQL,提升处理性能
最新发布
08-30
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