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View: IGS_PS_UNIT_REF_HIST_V

Product:	IGS - Student System (Obsolete)
Description:	This view is used to merge unit reference code history with the current unit reference code details enabling all details to be accessed over time, up till the current day. Each entry represents all column values over defined time periods.
Implementation/DBA Data:	Not implemented in this database

View Text

SELECT URCH1.UNIT_CD
, URCH1.VERSION_NUMBER
, URCH1.REFERENCE_CD_TYPE
, URCH1.REFERENCE_CD
, URCH1.HIST_START_DT
, URCH1.HIST_END_DT
, URCH1.HIST_WHO
, NVL( URCH1.DESCRIPTION
, NVL( SUBSTR( IGS_AU_GEN_004.AUDP_GET_URCH_COL( URCH1.UNIT_CD
, URCH1.VERSION_NUMBER
, URCH1.REFERENCE_CD_TYPE
, URCH1.REFERENCE_CD
, URCH1.HIST_END_DT)
, 1
, 60)
, URC1.DESCRIPTION))
, URCH1.CREATED_BY
, URCH1.CREATION_DATE
, URCH1.LAST_UPDATED_BY
, URCH1.LAST_UPDATE_DATE
, URCH1.LAST_UPDATE_LOGIN FROM IGS_PS_UNIT_REF_HIST URCH1
, IGS_PS_UNIT_REF_CD URC1
, IGS_PS_UNIT_VER UV
WHERE UV.UNIT_CD = URCH1.UNIT_CD AND UV.VERSION_NUMBER = URCH1.VERSION_NUMBER AND URCH1.UNIT_CD = URC1.UNIT_CD (+)
AND URCH1.VERSION_NUMBER = URC1.VERSION_NUMBER (+)
AND URCH1.REFERENCE_CD_TYPE = URC1.REFERENCE_CD_TYPE (+)
AND URCH1.REFERENCE_CD = URC1.REFERENCE_CD (+) UNION ALL SELECT URC2.UNIT_CD
, URC2.VERSION_NUMBER
, URC2.REFERENCE_CD_TYPE
, URC2.REFERENCE_CD
, NVL( MAX(URCH2.HIST_END_DT)
, URC2.LAST_UPDATE_DATE)
, TO_DATE(NULL)
, URC2.LAST_UPDATED_BY
, URC2.DESCRIPTION
, URC2.CREATED_BY
, URC2.CREATION_DATE
, URC2.LAST_UPDATED_BY
, URC2.LAST_UPDATE_DATE
, URC2.LAST_UPDATE_LOGIN FROM IGS_PS_UNIT_REF_HIST URCH2
, IGS_PS_UNIT_REF_CD URC2 WHERE URC2.UNIT_CD = URCH2.UNIT_CD (+) AND URC2.VERSION_NUMBER = URCH2.VERSION_NUMBER (+) AND URC2.REFERENCE_CD_TYPE = URCH2.REFERENCE_CD_TYPE (+)
AND URC2.REFERENCE_CD = URCH2.REFERENCE_CD (+) GROUP BY URC2.UNIT_CD
, URC2.VERSION_NUMBER
, URC2.REFERENCE_CD_TYPE
, URC2.REFERENCE_CD
, URC2.DESCRIPTION
, URC2.CREATED_BY
, URC2.CREATION_DATE
, URC2.LAST_UPDATED_BY
, URC2.LAST_UPDATE_DATE
, URC2.LAST_UPDATE_LOGIN

Columns

Name
UNIT_CD
VERSION_NUMBER
REFERENCE_CD_TYPE
REFERENCE_CD
HIST_START_DT
HIST_END_DT
HIST_WHO
DESCRIPTION
CREATED_BY
CREATION_DATE
LAST_UPDATED_BY
LAST_UPDATE_DATE
LAST_UPDATE_LOGIN