"metaData":"{\"mysql\":[\"Create table If Not Exists Transactions (id int, country varchar(4), state enum('approved', 'declined'), amount int, trans_date date)\\n\",\"Create table If Not Exists Chargebacks (trans_id int, trans_date date)\\n\"],\"mssql\":[\"Create table Transactions (id int, country varchar(4), state varchar(10) check(state in ('approved', 'declined')), amount int, trans_date date)\",\"Create table Chargebacks (trans_id int, trans_date date)\\n\"],\"oraclesql\":[\"Create table Transactions (id int, country varchar(4), state varchar(10) check(state in ('approved', 'declined')), amount int, trans_date date)\\n\",\"Create table Chargebacks (trans_id int, trans_date date)\\n\",\"ALTER SESSION SET nls_date_format='YYYY-MM-DD'\"],\"database\":true,\"name\":\"monthly_transactions\",\"pythondata\":[\"Transactions = pd.DataFrame([], columns=['id', 'country', 'state', 'amount', 'trans_date']).astype({'id':'Int64', 'country':'object', 'state':'object', 'amount':'Int64', 'trans_date':'datetime64[ns]'})\",\"Chargebacks = pd.DataFrame([], columns=['trans_id', 'trans_date']).astype({'trans_id':'Int64', 'trans_date':'datetime64[ns]'})\"],\"postgresql\":[\"Create table If Not Exists Transactions (id int, country varchar(4), state VARCHAR(30) CHECK (state IN ('approved', 'declined')), amount int, trans_date date)\\n\",\"Create table If Not Exists Chargebacks (trans_id int, trans_date date)\\n\"],\"database_schema\":{\"Transactions\":{\"id\":\"INT\",\"country\":\"VARCHAR(4)\",\"state\":\"ENUM('approved', 'declined')\",\"amount\":\"INT\",\"trans_date\":\"DATE\"},\"Chargebacks\":{\"trans_id\":\"INT\",\"trans_date\":\"DATE\"}}}",