Database

For example to transfer the sum of $100 from account 123 to account 456. we want the total number of dollars in accounts 123 and 456 taken together not to change. 
Why it would be unreasonable to declare an integrity constraint to that effect?

UPDATE folk.individ c
   SET (c.stat, 
		c.statusdto, 
		c.pnrgaeld,
		c.koen, 
		c.fornvnmrk, 
		c.mellemnvnmrk,
		c.efternvnmrk,
		c.nvndto, 
		c.fornvn_solo,
		c.fornvn, 
		c.mellemnvn,
		c.efternvn,
		c.adr_fornvn,
		c.adr_efternvn,
		stilling,
		z_stilling,
		c.z_fornvn,
		c.z_mellemnvn,
		c.z_efternvn,
		c.z_adr_fornvn, 
		c.z_adr_efternvn, 
		c.z_fornvn_solo,
		c.haenstart_umrk_navne,
		c.stillingdto,
		c.mynkod_ctnavn,
		c.myntxt_ctnavn,
		c.indrap,
		c.adrnvndto,
		c.soegnvn,
		c.soegnvndto
		) =
(SELECT l.status,
		TO_DATE(DECODE(SUBSTR(l.statushaenstart,7,2),'00',NULL,
	       SUBSTR(l.statushaenstart,1,8)),'YYYYMMDD'), 
	     l.pnrgaeld,
		 l.koen, 
		 a.fornvn_mrk, 
		 a.melnvn_mrk,
		 a.efternvn_mrk,
		 TO_DATE(DECODE(SUBSTR(a.nvnhaenstart,7,2),'00',NULL,
	       SUBSTR(a.nvnhaenstart,1,8)),'YYYYMMDD'),
		Upper(a.fornvn),	-- c.fornvn_solo
		substr(decode(a.melnvn, null, upper(a.fornvn), upper(a.fornvn)|| ' ' || upper(a.melnvn) ),1,50),   -- skal være som før: fornavn indh. også mlnavne
		upper(a.melnvn), 
		upper(a.efternvn),
		upper(LTRIM(SUBSTR(a.adrnvn, INSTR(a.adrnvn,',')+1))),  --adr_fornvn
        upper(SUBSTR(a.adrnvn,1,INSTR(a.adrnvn,',') - 1)), --adr_efternavn
        upper(l.stilling),
        l.stilling,
        substr(decode(a.melnvn, null, a.fornvn, a.fornvn || ' ' || a.melnvn),1,50),   -- z_fornvn,  fornavn indh. også mlnavne
		a.melnvn,  -- z_mellemnvn
		a.efternvn,
		LTRIM(SUBSTR(a.adrnvn, INSTR(a.adrnvn,',')+1)),  --z_adr_fornvn
        SUBSTR(a.adrnvn,1,INSTR(a.adrnvn,',') - 1), -- z_adr_eftermnvn
        a.fornvn,		-- z_fornvn_solo
        a.haenstart_umrk_navne,	-- anvendelse ukendt
        null, --stillingdto udgået
        null, --mynkod_ctnavn  udgået
        null, --myntxt_ctnavn  udgået
        null, --indrap  udgået
        null, -- adrnvndto  udgået
        null,  --soegnvn udgået
        null	--soegnvndto udgået
   FROM folk.lperson2010 l, folk.laktnvnopl2010 a
 WHERE  l.pnr = c.pnr
   AND  l.pnr = a.pnr	
   AND  l.lseq BETWEEN 1 AND 6000 )
where c.pnr in (select l.pnr FROM folk.lperson2010 l
	  	where  l.lseq BETWEEN 1 AND 6000 );

UPDATE folk.individ c
   SET (c.stat, 
		c.statusdto, 
		c.pnrgaeld,
		c.koen, 
		c.fornvnmrk, 
		c.mellemnvnmrk,
		c.efternvnmrk,
		c.nvndto, 
		c.fornvn_solo,
		c.fornvn, 
		c.mellemnvn,
		c.efternvn,
		c.adr_fornvn,
		c.adr_efternvn,
		stilling,
		z_stilling,
		c.z_fornvn,
		c.z_mellemnvn,
		c.z_efternvn,
		c.z_adr_fornvn, 
		c.z_adr_efternvn, 
		c.z_fornvn_solo,
		c.haenstart_umrk_navne,
		c.stillingdto,
		c.mynkod_ctnavn,
		c.myntxt_ctnavn,
		c.indrap,
		c.adrnvndto,
		c.soegnvn,
		c.soegnvndto
		) =
(SELECT l.status,
		CONVERT(DATETIME, CASE SUBSTRING(l.statushaenstart,7,2) WHEN '00' THEN NULL
	        ELSE SUBSTRING(l.statushaenstart,1,8) END,'YYYYMMDD'), 
	     l.pnrgaeld,
		 l.koen, 
		 a.fornvn_mrk, 
		 a.melnvn_mrk,
		 a.efternvn_mrk,
		 CONVERT(DATETIME, CASE SUBSTRING(a.nvnhaenstart,7,2) WHEN '00' THEN NULL
	        ELSE SUBSTRING(a.nvnhaenstart,1,8) END,'YYYYMMDD'),
		Upper(a.fornvn),	-- c.fornvn_solo
		substring(case   when a.melnvn is null then  upper(a.fornvn) isnull( else upper(a.fornvn), '')+ ' ' + isnull(upper(a.melnvn), '')  end,1,50),   -- skal være som før: fornavn indh. også mlnavne
		upper(a.melnvn), 
		upper(a.efternvn),
		upper(LTRIM(SUBSTRING(a.adrnvn, CHARINDEX(',', a.adrnvn)+1, LEN(a.adrnvn)))),  --adr_fornvn
        upper(SUBSTRING(a.adrnvn,1,CHARINDEX(',', a.adrnvn) - 1)), --adr_efternavn
        upper(l.stilling),
        l.stilling,
        substring(case   when a.melnvn is null then  a.fornvn isnull( else a.fornvn, '') + ' ' + isnull(a.melnvn, '') end,1,50),   -- z_fornvn,  fornavn indh. også mlnavne
		a.melnvn,  -- z_mellemnvn
		a.efternvn,
		LTRIM(SUBSTRING(a.adrnvn, CHARINDEX(',', a.adrnvn)+1, LEN(a.adrnvn))),  --z_adr_fornvn
        SUBSTRING(a.adrnvn,1,CHARINDEX(',', a.adrnvn) - 1), -- z_adr_eftermnvn
        a.fornvn,		-- z_fornvn_solo
        a.haenstart_umrk_navne,	-- anvendelse ukendt
        null, --stillingdto udgået
        null, --mynkod_ctnavn  udgået
        null, --myntxt_ctnavn  udgået
        null, --indrap  udgået
        null, -- adrnvndto  udgået
        null,  --soegnvn udgået
        null	--soegnvndto udgået
   FROM folk.lperson2010 l, folk.laktnvnopl2010 a
 WHERE  l.pnr = c.pnr
   AND  l.pnr = a.pnr	
   AND  l.lseq BETWEEN 1 AND 6000 )
where c.pnr in (select l.pnr FROM folk.lperson2010 l
	  	where  l.lseq BETWEEN 1 AND 6000 );

{
_id: ObjectId("5e05c1089b3e4e333cee8c39"),
name:"Alex",
activity:[{
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            _id: ObjectId("5e05c1089b3e4e333cee8c39"),
            type: 'run',
            start_timestamp: ISODate("2020-01-11T11:34:59.804Z"),
            end_timestamp: ISODate("2020-01-11T11:40:00.804Z")
        },
       {
            _id: ObjectId("5e05c1089b3e4e333cee8c40"),
            type: 'stop',
            start_timestamp: ISODate("2020-01-11T11:40:00.804Z"),
            end_timestamp: ISODate("2020-01-11T11:42:00.804Z")
        },
        {
            _id: ObjectId("5e05c1089b3e4e333cee8c41"),
            type: 'wait',
            start_timestamp: ISODate("2020-01-11T11:42:00.804Z"),
            end_timestamp: ISODate("2020-01-11T11:52:00.804Z")
        },
}]
}

{
        _id: "2020-01-11T11:34 to 2020-01-11T11:49" ,
        duration: 15,
        brake-up:{
          run:6,
          stop:2,
          wait:7
        }
    }

{
            _id: "2020-01-11T11:34 to 2020-01-11T12:04" ,
            duration: 15,
            brake-up:{
              wait:3
            }
        },

USE XXXXXX;
BEGIN TRY
    BEGIN TRANSACTION

    DROP INDEX IF EXISTS [IX_NOVId] ON [dbo].[Violations]

    PRINT N'Altering [dbo].[OneToManies]...';
    ALTER TABLE [dbo].[OneToManies] ALTER COLUMN [ChildEntity] NVARCHAR (MAX) NULL;
    ALTER TABLE [dbo].[OneToManies] ALTER COLUMN [ParentEntity] NVARCHAR (MAX) NULL;


    PRINT N'Altering [dbo].[usp_Report_ClosedReports]...';
    ALTER PROCEDURE [dbo].[usp_Report_ClosedReports]
        @EnforcementSectionId INT,
        @IsPreCase            VARCHAR(3) = NULL,
        @FromDate             DATE = '01/01/2017',
        @ToDate               DATE = '01/01/2018'

    AS
         BEGIN
         DECLARE @IsPreCaseBool Bit;
         SET @IsPreCaseBool = CASE WHEN @IsPreCase = '0' THEN 0 ELSE
                              CASE WHEN @IsPreCase = '1' THEN 1 ELSE null END END;

         SELECT
            ReferenceNumber,
            CONVERT(NVARCHAR(10), CaseStartDate, 101) AS CaseStartDate,
            CONVERT(NVARCHAR(10), DateCreated, 101) AS DateCreated,
            CONVERT(NVARCHAR(10), DateUpdated, 101) AS DateUpdated,

            CONVERT(NVARCHAR(10), StatuteOfLimitationsDate, 101) AS StatuteOfLimitationsDate,

            ApplicablePenalties,
            InvestigatorFullName,
            ContactName,
            CompanyCity,
            CompanyZip,
            CaseStatus,
            EnforcementSectionName,
            ISNULL(ViolationsCount, 0) AS ViolationsCount,
            Program
        FROM (SELECT cs.CaseId,
                        (CASE
                             WHEN [cst].IsPreCase = 1
                             THEN 'I'
                             ELSE 'C'
                         END) + dbo.CIntToChar([cs].CaseId, 5) AS ReferenceNumber,
                        [cs].CaseStartDate,
                        [cs].DateCreated,
                        [cs].DateUpdated,
                        [cs].StatuteOfLimitationsDate,
                        [cs].ApplicablePenalties,
                        inv.FirstName +' '+inv.LastName AS InvestigatorFullName,
                        ISNULL([cnt].FirstName, '')+' '+ISNULL([cnt].LastName, '') AS ContactName,
                        [cnt].Address_City AS CompanyCity,
                        [cnt].Address_Zip AS CompanyZip,
                        [cst].CaseStatusName AS CaseStatus,
                        [ens].EnforcementSectionName,
                        vl.ViolationsCount,
                        [PROG].Program
                 FROM Cases AS [cs]
                      JOIN vw_CasePrograms AS PROG ON PROG.CaseId = [cs].CaseId
                      LEFT JOIN CaseAssignedToInvestigators ctoi ON ctoi.CaseId = cs.CaseId
                      LEFT JOIN Contacts AS [cnt] ON [cnt].ContactId = [cs].CaseCompanyId
                      LEFT JOIN CaseStatus AS [cst] ON [cst].CaseStatusId = [cs].CaseStatusId


                      LEFT JOIN (select Id, UG.GroupId, FirstName, LastName
                                 from AspNetUsers  AS U
                                 join UserGroup AS UG on UG.UserId = U.Id)
                                    AS inv ON  (inv.Id = ctoi.UserId  AND CST.IsPreCase <> 1)--AND INV.GroupId = 10)
                                             OR (inv.Id = cs.AssignedToInspectorId AND cst.IsPreCase = 1)-- only on investigation


                      LEFT JOIN EnforcementSections AS [ens] ON [ens].EnforcementSectionId = [cs].EnforcementSectionId
                      LEFT JOIN  (
                             SELECT COUNT(1) AS ViolationsCount,
                                    v.CaseId
                             FROM dbo.Violations v
                             GROUP BY v.CaseId
                      ) vl ON vl.CaseId = cs.CaseId
                 WHERE([cst].IsPreCase = @IsPreCaseBool
                       OR @IsPreCaseBool IS NULL)
                      AND [cst].IsCaseClosed = 1
                      AND [cs].DateUpdated BETWEEN @FromDate and @ToDate
                      AND [cs].EnforcementSectionId = @EnforcementSectionId) AS QR
        GROUP BY
            ReferenceNumber,
            CaseStartDate,
            DateCreated,
            DateUpdated,
            StatuteOfLimitationsDate,
            ApplicablePenalties,
            InvestigatorFullName,
            ContactName,
            CompanyCity,
            CompanyZip,
            CaseStatus,
            EnforcementSectionName,
            ViolationsCount,
            Program
        END;

    PRINT N'Altering [dbo].[SP_ViolationTypesBranched]...';

    ALTER PROCEDURE [dbo].[SP_ViolationTypesBranched]
        (@Types as NVARCHAR(max) = '',
        @Search AS NVARCHAR(MAX) = '')
    AS
    BEGIN
        select
             BranchId
            ,BranchName
            ,ViolationTypeName
            ,BranchViolationName
            ,ViolationTypeCode
            ,ViolationTypeId
            ,ViolationTypeSortOrder
            ,UploadedPhotographCategoryGroup
            ,Id = null
            --Sections

        FROM (
            select
                VT.BranchId,
                BR.Name AS BranchName,
                BR.Name + ' - ' + ViolationTypeName AS BranchViolationName,
                ViolationTypeName,
                ViolationTypeCode,
                VT.ViolationTypeId,
                ViolationTypeSortOrder ,
                UploadedPhotographCategoryGroup,
                (SELECT
                    ES.EnforcementSectionName + ', '
                 FROM EnforcementSections AS ES
                 WHERE ES.BranchId = VT.BranchId
                 FOR XML PATH('')) AS Sections
            from BranchViolationTypes AS VT
            JOIN Branches       AS BR ON BR.BranchId = VT.BranchId
            --JOIN EnforcementSections AS FS ON FS.BranchId = BR.BranchId
            JOIN ViolationTypes AS VV ON VV.ViolationTypeId = VT.ViolationTypeId
        ) AS X
        WHERE dbo.DynoSearch(
            ISNULL(CAST(X.BranchName        AS NVARCHAR(MAX)),'') +
            ISNULL(CAST(X.ViolationTypeCode AS NVARCHAR(MAX)),'') +
            ISNULL(CAST(X.ViolationTypeName AS NVARCHAR(MAX)),'') +
            ISNULL(CAST(x.Sections          AS NVARCHAR(MAX)),''),
        @Search) = 1


    END

    ALTER TABLE [dbo].[ViolationTypeNOVs] WITH CHECK CHECK CONSTRAINT [FK_dbo.ViolationTypeNOVs_dbo.ViolationTypes_ViolationTypeId];
    PRINT N'Update complete.';

    ROLLBACK TRAN -- Transaction Success!
END TRY
BEGIN CATCH
    IF @@TRANCOUNT > 0
        ROLLBACK TRAN --RollBack in case of Error

    -- you can Raise ERROR with RAISEERROR() Statement including the details of the exception
    RAISERROR(ERROR_MESSAGE(), ERROR_SEVERITY(), 1)
END CATCH

ALTER TABLE [dbo].[Cases]
    ADD [DocketNumber]              NVARCHAR (50)   NULL,
        [AdministrativeHearingDate] DATETIME        DEFAULT ('1900-01-01T00:00:00.000') NULL,
        [Locations]                 NVARCHAR (1000) NULL,
        [InterpreterNeeded]         BIT             DEFAULT ((0)) NOT NULL,
        [VoluntaryDisclosure]       BIT             DEFAULT ((0)) NOT NULL,
        [PenaltyAdjustment]         FLOAT (53)      DEFAULT ((0)) NOT NULL,
        [FinancialHardship]         INT             NULL,
        [AdministrativeHearing]     INT             NULL;