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File Content

?CREATE TABLE dbo.OccurrenceCodes
(
--source:
--A06.CDWWork.FBCS.ub92
--,<occcode_box31a, varchar(8000),>
-- ,<occcode_box31b, varchar(8000),>
-- ,<occcode_box32a, varchar(8000),>
-- ,<occcode_box32b, varchar(8000),>
-- ,<occcode_box33a, varchar(8000),>
-- ,<occcode_box33b, varchar(8000),>
-- ,<occcode_box34a, varchar(8000),>
-- ,<occcode_box34b, varchar(8000),>
-- ,<occspancode_box35a, varchar(8000),>
-- ,<occspancode_box35b, varchar(8000),>
-- ,<occspancode_box36a, varchar(8000),>
-- ,<occspancode_box36b, varchar(8000),>

--fields
OccurrenceCodeID smallint IDENTITY(1,1) NOT NULL, --EPRS assigned (PK)
OccurrenceCode varchar(5) NOT NULL, --various occcode and occspancode values
OccurrenceCodeName varchar(50), --this field will have to be made available via administrative form for SME backfilling

--primary key
CONSTRAINT PK_OccurrenceCodes PRIMARY KEY CLUSTERED
(
OccurrenceCodeID ASC
)
)
ON DefinitionData
--when using clustered columnstore index, can't set data compression to PAGE
--WITH (DATA_COMPRESSION = PAGE) --less than 10,000 rows, don't need compression
GO

--foreign keys

--indexes

CREATE NONCLUSTERED INDEX IX_OccurrenceCodes_OccurrenceCodeNumber ON dbo.OccurrenceCodes
(
OccurrenceCode
) WITH (
PAD_INDEX = ON, --If want to use a Fill Factor, then PAD_INDEX must = ON
FILLFACTOR = 100, --100 = max fill; set to 90 if going to insert new values incrementally; 100 if doing bulk load
SORT_IN_TEMPDB = ON, -- sorts the index in the TempDB; default = OFF
IGNORE_DUP_KEY = OFF,
STATISTICS_NORECOMPUTE = OFF,
STATISTICS_INCREMENTAL = OFF,
DROP_EXISTING = OFF,
ONLINE = OFF,
ALLOW_ROW_LOCKS = ON,
ALLOW_PAGE_LOCKS = ON,
MAXDOP = 0, --degrees of parallelism, controls how many CPUs to use; 0 = default (all available), max = 64
DATA_COMPRESSION = NONE --don't need, less than 10,000 rows
)
ON DefinitionIndex
GO

--constraints

--Metadata descriptions for each field
EXECUTE sp_addextendedproperty
N'MS_Description', N'Primary Key, unique to EPRS',
N'SCHEMA', N'dbo',
N'TABLE', N'OccurrenceCodes',
N'COLUMN', N'OccurrenceCodeID'
GO

EXECUTE sp_addextendedproperty
N'MS_Description', N'Occurrence code',
N'SCHEMA', N'dbo',
N'TABLE', N'OccurrenceCodes',
N'COLUMN', N'OccurrenceCode'
GO

EXECUTE sp_addextendedproperty
N'MS_Description', N'Occurrence code name',
N'SCHEMA', N'dbo',
N'TABLE', N'OccurrenceCodes',
N'COLUMN', N'OccurrenceCodeName'
GO