Created
April 18, 2021 13:12
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Database migration using pandas and sqlalchemy
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from sqlalchemy import create_engine | |
from sqlalchemy.sql.expression import select | |
db1_uri = 'db_uri_here' | |
db2_uri = 'db_uri_here' | |
db1_engine = create_engine(db1_uri) | |
db2_engine = create_engine(db2_uri) | |
db1_conn = db1_engine.connect() | |
db2_conn = db2_engine.connect() | |
table = 'table_name_here' | |
query = select(table_name) | |
df = pd.read_sql(query, db1_conn) | |
df.to_sql(table, db2_conn, index=False) | |
# repeat for each table, change table name |
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