I have the table test and want to extract the month from the field month which is character varying.
distinct month Field value as
I have tried as
SELECT extract(Month from to_date(t.month, '%Month-%YYYY')) as test FROM test as t
but getting the error
invalid value "ugust-2020" for "MONTH"
DETAIL: The given value did not match any of the allowed values for this field.
I have two server in one server working fine as extracting (8,8,9,9) but in another server getting error.
Your format mask is wrong and you should be using:
SELECT EXTRACT(month FROM TO_DATE(t.month, 'Month-YYYY')) AS month FROM test t;
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