16 lines
547 B
Python
16 lines
547 B
Python
import duckdb
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def get_varchar_cols():
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conn = duckdb.connect()
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conn.execute("INSTALL httpfs; LOAD httpfs;")
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conn.execute("SET s3_region='sgp1';")
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conn.execute("SET s3_endpoint='sgp1.digitaloceanspaces.com';")
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conn.execute("SET s3_url_style='path';")
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rows = conn.execute("DESCRIBE SELECT * FROM read_parquet('s3://nearle/parquet/deliveries/*.parquet')").fetchall()
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varchars = [row[0] for row in rows if row[1] == 'VARCHAR']
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print("VARCHAR Columns:", varchars)
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if __name__ == "__main__":
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get_varchar_cols()
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