(1).accdb — Praca_domowa

: Avoid using spaces in table or field names (e.g., use Student_ID or StudentID instead of Student ID ). This is a best practice for database compatibility.

: Are your tables split logically (e.g., separate tables for Students , Grades , and Subjects )? praca_domowa (1).accdb

: Are the relationships between tables clearly defined in the Relationships window? Data Types : : Avoid using spaces in table or field names (e

: Ensure you aren't repeating data (like a student's phone number) in every row of a grade report. Primary & Foreign Keys : separate tables for Students