CREATE EXTERNAL TABLE IF NOT EXISTS `project.dataset.test`
 (
   colum_1  STRING OPTIONS(description='列名1')
  ,colum_2  STRING OPTIONS(description='列名2')
)
OPTIONS(
   format='GOOGLE_SHEETS'
  ,skip_leading_rows = 1 #スキップ列
  ,uris = ['https://docs.google.com/spreadsheets/d/スプシID']
  ,sheet_range='Sheet1!A:B'  #シート範囲
)

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