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data_checks.sql
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data_checks.sql
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-- Update NULL values in AGRICULTURAL_PERFORMANCE_FACT for PEST_TYPE
UPDATE AGRICULTURAL_PERFORMANCE_FACT
SET PEST_TYPE = 'Unknown'
WHERE PEST_TYPE IS NULL;
-- Update NULL values in other tables for corresponding columns
UPDATE CROP_DIMENSION
SET CROP_TYPE = 'Unknown'
WHERE CROP_TYPE IS NULL;
UPDATE SOIL_DIMENSION
SET SOIL_MOISTURE = 0,
SOIL_PH = 0,
NITROGEN_LEVEL = 0,
PHOSPHORUS_LEVEL = 0,
ORGANIC_MATTER = 0
WHERE SOIL_MOISTURE IS NULL;
UPDATE SENSOR_DIMENSION
SET TEMPERATURE = 0,
HUMIDITY = 0,
SOIL_MOISTURE = 0,
lIGHT_INTENSITY = 0,
BATTERY_LEVEL = 0
WHERE TEMPERATURE IS NULL;
UPDATE PEST_DIMENSION
SET PEST_TYPE = 'Unknown',
PEST_DESCRIPTION = 'Unknown',
PEST_SEVERITY = 'Unknown'
WHERE PEST_TYPE IS NULL;
-- Update NULL values in WEATHER_DIMENSION for PRECIPITATION
UPDATE WEATHER_DIMENSION
SET PRECIPITATION = 0,
WIND_SPEED = 0
WHERE PRECIPITATION IS NULL;