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优化表名，将binance_kline改为bn_futures_kline_1d

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yhydev
2026-01-14 13:36:14 +08:00
parent a821ed39fb
commit a271af3ae9
1 changed files with 5 additions and 5 deletions
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10
download_binance_kline.py
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@@ -185,11 +185,11 @@ def create_table(conn):
""" """
# 先检查并删除旧表，然后重新创建 # 先检查并删除旧表，然后重新创建
drop_table_query = """ drop_table_query = """
DROP TABLE IF EXISTS binance_kline; DROP TABLE IF EXISTS bn_futures_kline_1d;
""" """
create_table_query = """ create_table_query = """
CREATE TABLE binance_kline ( CREATE TABLE bn_futures_kline_1d (
id SERIAL PRIMARY KEY, id SERIAL PRIMARY KEY,
symbol VARCHAR(20) NOT NULL, symbol VARCHAR(20) NOT NULL,
open_time TIMESTAMP NOT NULL, open_time TIMESTAMP NOT NULL,
@@ -213,7 +213,7 @@ def create_table(conn):
cur.execute(drop_table_query) cur.execute(drop_table_query)
cur.execute(create_table_query) cur.execute(create_table_query)
conn.commit() conn.commit()
logger.info("Created binance_kline table with updated schema") logger.info("Created bn_futures_kline_1d table with updated schema")
except psycopg2.Error as e: except psycopg2.Error as e:
logger.error(f"Failed to create table: {e}") logger.error(f"Failed to create table: {e}")
conn.rollback() conn.rollback()
@@ -258,7 +258,7 @@ def insert_data(conn, df):
# 构建查询条件，使用VALUES列表 # 构建查询条件，使用VALUES列表
values_list = ','.join([f"('{symbol}', '{open_time}')" for symbol, open_time in batch_pairs]) values_list = ','.join([f"('{symbol}', '{open_time}')" for symbol, open_time in batch_pairs])
check_query = f""" check_query = f"""
SELECT symbol, open_time FROM binance_kline SELECT symbol, open_time FROM bn_futures_kline_1d
WHERE (symbol, open_time) IN ({values_list}) WHERE (symbol, open_time) IN ({values_list})
""" """
@@ -307,7 +307,7 @@ def insert_data(conn, df):
# 4. 准备插入数据 # 4. 准备插入数据
insert_query = """ insert_query = """
INSERT INTO binance_kline ( INSERT INTO bn_futures_kline_1d (
symbol, open_time, high, low, open, close, volume, symbol, open_time, high, low, open, close, volume,
close_time, quote_asset_volume, number_of_trades, close_time, quote_asset_volume, number_of_trades,
taker_buy_base_asset_volume, taker_buy_quote_asset_volume, ignore taker_buy_base_asset_volume, taker_buy_quote_asset_volume, ignore