Table: `ndb.sitegeopolitical`#

Description#

This table lists the GeoPolitical units in which sites occur.

TODO: Expand this description with: - What data does this table store? - What is the business/research purpose? - How is this data collected or generated? - Are there any important caveats or data quality issues?

Table Structure#

Schema: ndb | Table Comment: This table lists the GeoPolitical units in which sites occur.

Statistics#

Metric	Value
Row Count	64,678
Total Size	20 MB
Table Size	3808 kB
Indexes Size	16 MB

Relationships#

Primary Key: sitegeopoliticalid

Foreign Keys:

geopoliticalid → geopoliticalunits.geopoliticalid
siteid → sites.siteid

Referenced By:

TODO: Document which tables reference this table (will be auto-detected in validation).

Data Dictionary#

Column	Type	Nullable	Default	Constraints	Description
`sitegeopoliticalid`	integer	✗	`nextval('ndb.seq_sitegeopol...`	PRIMARY KEY	An arbitrary Site GeoPolitical identification number.
`siteid`	integer	✗	`-`	FOREIGN KEY	Site identification number. Field links to the Sites table.
`geopoliticalid`	integer	✗	`-`	FOREIGN KEY	GeoPolitical identification number. Field links to the GeoPoliticalUnits lookup table.
`recdatecreated`	timestamp without time zone	✗	`timezone('UTC'::text, now())`	-
`recdatemodified`	timestamp without time zone	✗	`-`	-
`objectid`	integer	✓	`-`	-

TODO: Review column descriptions and add comments where missing.

Usage Examples#

Example 1: Basic Selection#

-- Get recent records from sitegeopolitical
SELECT *
FROM sitegeopolitical
ORDER BY sitegeopoliticalid DESC
LIMIT 10;

Purpose: Retrieve the 10 most recent records from sitegeopolitical

Example 2: Count Records#

-- Count total records
SELECT COUNT(*) as total_records
FROM sitegeopolitical;

Purpose: Get the total number of records in sitegeopolitical

Example 3: Filter by Date Range#

-- Get records within a date range
SELECT *
FROM sitegeopolitical
WHERE recdatecreated >= '2024-01-01'
  AND recdatecreated < '2025-01-01'
ORDER BY recdatecreated DESC;

Purpose: Retrieve records from sitegeopolitical within a specific date range

Example 4: Join with geopoliticalunits#

-- Join with related table
SELECT 
    t1.*,
    t2.*
FROM sitegeopolitical t1
INNER JOIN geopoliticalunits t2 
    ON t1.geopoliticalid = t2.geopoliticalid
LIMIT 100;

Purpose: Retrieve sitegeopolitical records with related data from geopoliticalunits

Example 5: Aggregate Data#

-- Aggregate records by siteid
SELECT 
    siteid,
    COUNT(*) as count
FROM sitegeopolitical
GROUP BY siteid
ORDER BY count DESC
LIMIT 10;

Purpose: Count records grouped by siteid

TODO: Add more specific examples relevant to common research questions or operational tasks.

Data Quality Notes#

TODO: Document: - Known data quality issues - Validation rules - Expected data ranges - Update frequency and mechanisms - Any ETL processes that populate this table

Maintenance#

Data Owner: TODO: Assign owner
Update Frequency: TODO: Document frequency
Last Major Schema Change: TODO: Document when schema last changed

Table: ndb.sitegeopolitical#