> ## Documentation Index
> Fetch the complete documentation index at: https://docs.sqd.dev/llms.txt
> Use this file to discover all available pages before exploring further.

# E2208

> BigQuery target — Column type or mode mismatch

A declared column's type or mode (`NULLABLE`/`REQUIRED`/`REPEATED`) differs from the live table.

**Fix** — align the declared schema with the live table, or migrate the table to match.