Can I use… cast(… as bigint)


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  1. Consider casting to unsigned or signed
  2. Cast to integer instead (supports 38 decimal digits on this platform)
  3. Doesn’t fail on non-numeric input
  4. Cast to int64 instead

The SQL cast specification converts a value to the named data type.

SELECT CAST(column_name AS BIGINT)
  FROM …
  • Bigint in other places: column type.

  • Product specific cast functions: try_cast, safe_cast, ::, convert.

Normative References

ISO/IEC 9075:2016-2 defines integer (E011-01, “INTEGER and SMALLINT data types (including all spellings)”) and the cast specification (F201).

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