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TemporalTable.sql
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TemporalTable.sql
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<<<<<<< HEAD
USE CJFTest;
GO
DECLARE @StartTime datetime2
DECLARE @Change1Time datetime2
DECLARE @Change2Time datetime2
DECLARE @Change3Time datetime2
IF OBJECT_ID('CountryTemporal') IS NOT NULL
BEGIN
ALTER TABLE CountryTemporal
SET (SYSTEM_VERSIONING = OFF)
DROP TABLE CountryTemporal;
DROP TABLE IF EXISTS dbo.CountryTemporalHistory;
END
CREATE TABLE CountryTemporal
( ID INT NOT NULL IDENTITY(1,1) PRIMARY KEY CLUSTERED,
ISO3Code char(3),
CountryName varchar(50),
[ValidFrom] datetime2 GENERATED ALWAYS AS ROW START,
[ValidTo] datetime2 GENERATED ALWAYS AS ROW END,
PERIOD FOR SYSTEM_TIME (ValidFrom, ValidTo)
)
WITH (SYSTEM_VERSIONING = ON (HISTORY_TABLE = dbo.CountryTemporalHistory));
CREATE UNIQUE INDEX UQ_CountryTemporal_Iso3Code
ON CountryTemporal (ISO3Code)
SET @StartTime = GETUTCDATE()
INSERT INTO CountryTemporal (ISO3Code, CountryName) VALUES
('CXR', 'Christmas Island'),
('NRU', 'Nauru'),
('KNA', 'Saint Kitts and Nevis')
SELECT CONVERT(varchar(8), @StartTime, 114) AS StartTime
SELECT 'CountryTemporal' AS TableName
SELECT * FROM CountryTemporal
SELECT 'CountryTemporalHistory' AS TableName
SELECT * FROM CountryTemporalHistory
-- Wait 5 seconds
WAITFOR DELAY '00:00:05'
SET @Change1Time = GETUTCDATE()
UPDATE CountryTemporal
SET CountryName = 'St Kitts and Nevis'
WHERE ISO3Code = 'KNA'
SELECT 'SET CountryName = ''St Kitts and Nevis'' WHERE ISO3Code = ''KNA''' AS SQLRun
SELECT
CONVERT(varchar(8), @StartTime, 114) AS StartTime,
CONVERT(varchar(8), @Change1Time,114) AS Change1Time
SELECT 'CountryTemporal' AS TableName
SELECT * FROM CountryTemporal
SELECT 'CountryTemporalHistory' AS TableName
SELECT * FROM CountryTemporalHistory
-- Wait 5 seconds
WAITFOR DELAY '00:00:05'
SET @Change2Time = GETUTCDATE()
UPDATE CountryTemporal
SET CountryName = 'Christmas Is.'
WHERE ISO3Code = 'CXR'
SELECT 'CountryName = ''Christmas Is.'' WHERE ISO3Code = ''CXR''' AS SQLRun
SELECT
CONVERT(varchar(8), @StartTime, 114) AS StartTime,
CONVERT(varchar(8), @Change1Time,114) AS Change1Time,
CONVERT(varchar(8), @Change2Time,114) AS Change2Time
SELECT 'CountryTemporal' AS TableName
SELECT * FROM CountryTemporal
SELECT 'CountryTemporalHistory' AS TableName
SELECT * FROM CountryTemporalHistory
-- Wait 5 seconds
WAITFOR DELAY '00:00:05'
SET @Change3Time = GETUTCDATE()
UPDATE CountryTemporal
SET CountryName = 'Christmas Is.'
WHERE ISO3Code = 'CXR'
SELECT 'CountryName = ''Christmas Is.'' WHERE ISO3Code = ''CXR''' AS SQLRun
SELECT
CONVERT(varchar(8), @StartTime, 114) AS StartTime,
CONVERT(varchar(8), @Change1Time,114) AS Change1Time,
CONVERT(varchar(8), @Change2Time,114) AS Change2Time,
CONVERT(varchar(8), @Change3Time,114) AS Change3Time,
'Rerun Last Update' AS Explanation
SELECT 'CountryTemporal' AS TableName
SELECT * FROM CountryTemporal
SELECT 'CountryTemporalHistory' AS TableName
SELECT * FROM CountryTemporalHistory
DECLARE @TimeTemp datetime2
SELECT 'Data From Start To Finish on CountryTemporal'
SELECT * FROM CountryTemporal FOR SYSTEM_TIME BETWEEN @StartTime AND @Change3Time
SET @TimeTemp = dateadd(second, 1, @Change1Time)
SELECT 'Data From Start To Change1Time + 1 second on CountryTemporal'
SELECT * FROM CountryTemporal FOR SYSTEM_TIME BETWEEN @StartTime AND @TimeTemp
SET @TimeTemp = dateadd(second, 1, @Change2Time)
SELECT 'Data From Start To Change2Time + 1 second on CountryTemporal'
SELECT * FROM CountryTemporal FOR SYSTEM_TIME BETWEEN @StartTime AND @TimeTemp
;WITH CTE_TimeLoop AS
(
SELECT
@StartTime AS RecordTime
UNION ALL
SELECT
dateadd(second, 1, RecordTime) AS RecordTime
FROM
CTE_TimeLoop
WHERE
RecordTime < dateadd(second, 5, @Change3Time)
)
SELECT
CONVERT(varchar(8), tl.RecordTime, 114) AS RecordTime,
--ct.ISO3Code,
--ct.CountryName
ct.*
FROM
CTE_TimeLoop tl
INNER JOIN
CountryTemporal
FOR SYSTEM_TIME BETWEEN @StartTime AND @Change3Time ct
ON
tl.RecordTime BETWEEN ct.ValidFrom AND ct.ValidTo
=======
USE CJFTest;
GO
DECLARE @StartTime datetime2
DECLARE @Change1Time datetime2
DECLARE @Change2Time datetime2
DECLARE @Change3Time datetime2
IF OBJECT_ID('CountryTemporal') IS NOT NULL
BEGIN
ALTER TABLE CountryTemporal
SET (SYSTEM_VERSIONING = OFF)
DROP TABLE CountryTemporal;
DROP TABLE IF EXISTS dbo.CountryTemporalHistory;
END
CREATE TABLE CountryTemporal
( ID INT NOT NULL IDENTITY(1,1) PRIMARY KEY CLUSTERED,
ISO3Code char(3),
CountryName varchar(50),
[ValidFrom] datetime2 GENERATED ALWAYS AS ROW START,
[ValidTo] datetime2 GENERATED ALWAYS AS ROW END,
PERIOD FOR SYSTEM_TIME (ValidFrom, ValidTo)
)
WITH (SYSTEM_VERSIONING = ON (HISTORY_TABLE = dbo.CountryTemporalHistory));
CREATE UNIQUE INDEX UQ_CountryTemporal_Iso3Code
ON CountryTemporal (ISO3Code)
SET @StartTime = GETUTCDATE()
INSERT INTO CountryTemporal (ISO3Code, CountryName) VALUES
('CXR', 'Christmas Island'),
('NRU', 'Nauru'),
('KNA', 'Saint Kitts and Nevis')
SELECT CONVERT(varchar(8), @StartTime, 114) AS StartTime
SELECT 'CountryTemporal' AS TableName
SELECT * FROM CountryTemporal
SELECT 'CountryTemporalHistory' AS TableName
SELECT * FROM CountryTemporalHistory
-- Wait 5 seconds
WAITFOR DELAY '00:00:05'
SET @Change1Time = GETUTCDATE()
UPDATE CountryTemporal
SET CountryName = 'St Kitts and Nevis'
WHERE ISO3Code = 'KNA'
SELECT 'SET CountryName = ''St Kitts and Nevis'' WHERE ISO3Code = ''KNA''' AS SQLRun
SELECT
CONVERT(varchar(8), @StartTime, 114) AS StartTime,
CONVERT(varchar(8), @Change1Time,114) AS Change1Time
SELECT 'CountryTemporal' AS TableName
SELECT * FROM CountryTemporal
SELECT 'CountryTemporalHistory' AS TableName
SELECT * FROM CountryTemporalHistory
-- Wait 5 seconds
WAITFOR DELAY '00:00:05'
SET @Change2Time = GETUTCDATE()
UPDATE CountryTemporal
SET CountryName = 'Christmas Is.'
WHERE ISO3Code = 'CXR'
SELECT 'CountryName = ''Christmas Is.'' WHERE ISO3Code = ''CXR''' AS SQLRun
SELECT
CONVERT(varchar(8), @StartTime, 114) AS StartTime,
CONVERT(varchar(8), @Change1Time,114) AS Change1Time,
CONVERT(varchar(8), @Change2Time,114) AS Change2Time
SELECT 'CountryTemporal' AS TableName
SELECT * FROM CountryTemporal
SELECT 'CountryTemporalHistory' AS TableName
SELECT * FROM CountryTemporalHistory
-- Wait 5 seconds
WAITFOR DELAY '00:00:05'
SET @Change3Time = GETUTCDATE()
UPDATE CountryTemporal
SET CountryName = 'Christmas Is.'
WHERE ISO3Code = 'CXR'
SELECT 'CountryName = ''Christmas Is.'' WHERE ISO3Code = ''CXR''' AS SQLRun
SELECT
CONVERT(varchar(8), @StartTime, 114) AS StartTime,
CONVERT(varchar(8), @Change1Time,114) AS Change1Time,
CONVERT(varchar(8), @Change2Time,114) AS Change2Time,
CONVERT(varchar(8), @Change3Time,114) AS Change3Time,
'Rerun Last Update' AS Explanation
SELECT 'CountryTemporal' AS TableName
SELECT * FROM CountryTemporal
SELECT 'CountryTemporalHistory' AS TableName
SELECT * FROM CountryTemporalHistory
DECLARE @TimeTemp datetime2
SELECT 'Data From Start To Finish on CountryTemporal'
SELECT * FROM CountryTemporal FOR SYSTEM_TIME BETWEEN @StartTime AND @Change3Time
SET @TimeTemp = dateadd(second, 1, @Change1Time)
SELECT 'Data From Start To Change1Time + 1 second on CountryTemporal'
SELECT * FROM CountryTemporal FOR SYSTEM_TIME BETWEEN @StartTime AND @TimeTemp
SET @TimeTemp = dateadd(second, 1, @Change2Time)
SELECT 'Data From Start To Change2Time + 1 second on CountryTemporal'
SELECT * FROM CountryTemporal FOR SYSTEM_TIME BETWEEN @StartTime AND @TimeTemp
;WITH CTE_TimeLoop AS
(
SELECT
@StartTime AS RecordTime
UNION ALL
SELECT
dateadd(second, 1, RecordTime) AS RecordTime
FROM
CTE_TimeLoop
WHERE
RecordTime < dateadd(second, 5, @Change3Time)
)
SELECT
CONVERT(varchar(8), tl.RecordTime, 114) AS RecordTime,
--ct.ISO3Code,
--ct.CountryName
ct.*
FROM
CTE_TimeLoop tl
INNER JOIN
CountryTemporal
FOR SYSTEM_TIME BETWEEN @StartTime AND @Change3Time ct
ON
tl.RecordTime BETWEEN ct.ValidFrom AND ct.ValidTo
>>>>>>> 81cf5a4366975275b21e3bf78990e19299e87b91