69 lines
1.9 KiB
Python
69 lines
1.9 KiB
Python
import os
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import psycopg2
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from dotenv import load_dotenv
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# Load environment variables
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root_env = os.path.join(os.path.dirname(os.path.dirname(__file__)), '.env')
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load_dotenv(root_env)
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# Connect to database
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conn = psycopg2.connect(
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host=os.getenv('DB_HOST', '192.168.0.61'),
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port=os.getenv('DB_PORT', '55432'),
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dbname=os.getenv('DB_NAME', 'njts_acct'),
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user=os.getenv('DB_USER', 'njts_app'),
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password=os.getenv('DB_PASSWORD')
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)
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cur = conn.cursor()
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print("保険率カラムを DECIMAL(7,5) に変更中...")
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print("これにより、4.955% (0.04955) のような値を正確に保存できます。")
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# Alter insurance_rates table to DECIMAL(7,5)
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cur.execute("""
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ALTER TABLE insurance_rates
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ALTER COLUMN employee_rate TYPE DECIMAL(7, 5),
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ALTER COLUMN employer_rate TYPE DECIMAL(7, 5)
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""")
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# Alter child_support_contribution_rates table
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cur.execute("""
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ALTER TABLE child_support_contribution_rates
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ALTER COLUMN contribution_rate TYPE DECIMAL(7, 5)
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""")
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conn.commit()
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print("OK カラム変更完了")
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# Verify
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cur.execute("""
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SELECT column_name, numeric_precision, numeric_scale
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FROM information_schema.columns
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WHERE table_name='insurance_rates'
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AND column_name IN ('employee_rate', 'employer_rate')
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ORDER BY column_name
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""")
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print("\n変更後の insurance_rates カラム:")
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for row in cur.fetchall():
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print(f" {row[0]}: numeric({row[1]},{row[2]})")
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cur.execute("""
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SELECT column_name, numeric_precision, numeric_scale
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FROM information_schema.columns
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WHERE table_name='child_support_contribution_rates'
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AND column_name = 'contribution_rate'
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""")
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print("\n変更後の child_support_contribution_rates カラム:")
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for row in cur.fetchall():
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print(f" {row[0]}: numeric({row[1]},{row[2]})")
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cur.close()
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conn.close()
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print("\n完了！")
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print("これで 4.955% を入力すると、0.04955 として正確に保存され、4.955% と表示されます。")
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