BigQuery Expert Engineer Skill

This skill provides a comprehensive guide for BigQuery development.

1. bq Command Line Tool Basics

1.1. Query Execution

# Execute query with Standard SQL
bq query --use_legacy_sql=false 'SELECT * FROM `project.dataset.table` LIMIT 10'

# Output results in CSV format
bq query --use_legacy_sql=false --format=csv 'SELECT * FROM `project.dataset.table`'

# Dry run (cost estimation)
bq query --use_legacy_sql=false --dry_run 'SELECT * FROM `project.dataset.table`'