I was trying to update BQ table schema by performing:
CREATE TABLE {TABLE_WITH_NEW_SCHEMA} ... AS SELECT ... FROM {TABLE_WITH_OLD_SCHEMA}
While doing that I am receiving error:
Cannot read field of type NUMERIC as INT64 Field {field_name}
While inspecting schema current type of field is INTEGER
. I tried to extract data with select for multiple timespans from table and it seems like only part of data is affected by this issue - queries with particular start_date
/ end_date
are returning data, and some are raising mentioned exception.
I tried to export data to GC Bucket, but job fails with same error.
Question: Is there a ways to fix table schema/error or at least extract data from table into new table so reason of this error is fixed?
UPDATE
I already tried @ammar-tech suggestion to cast data:
SELECT CAST({field_name} AS INT64) ... FROM {TABLE_NAME}
and I am getting same error.
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