การสร้างตารางสินค้าปลีก

CREATE OR REPLACE TABLE retail (
  	-- transaction_id stores 16 total digits with 0 right of the decimal point
    ___ NUMBER(16, 0),
  	-- pre_tax_amount stores up to 6 digits with 2 right of the decimal point
    ___,
  	-- tax_rate stores up to 5 digits with 3 right of the decimal point
    ___,
    transaction_total NUMBER(6, 2)
);