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SELECT * FROM `KEY_COLUMN_USAGE`
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CONSTRAINT_CATALOG CONSTRAINT_SCHEMA CONSTRAINT_NAME TABLE_CATALOG TABLE_SCHEMA TABLE_NAME COLUMN_NAME ORDINAL_POSITION POSITION_IN_UNIQUE_CONSTRAINT REFERENCED_TABLE_SCHEMA REFERENCED_TABLE_NAME REFERENCED_COLUMN_NAME
def cbtserver PRIMARY def cbtserver cbtexams id 1 NULL NULL NULL NULL
def cbtserver PRIMARY def cbtserver cbts id 1 NULL NULL NULL NULL
def cbtserver PRIMARY def cbtserver cbttests sid 1 NULL NULL NULL NULL
def cbtserver PRIMARY def cbtserver cbttest_logs id 1 NULL NULL NULL NULL
def cbtserver PRIMARY def cbtserver claszs id 1 NULL NULL NULL NULL
def cbtserver PRIMARY def cbtserver claszunits id 1 NULL NULL NULL NULL
def cbtserver PRIMARY def cbtserver schools id 1 NULL NULL NULL NULL
def cbtserver PRIMARY def cbtserver sessions id 1 NULL NULL NULL NULL
def cbtserver PRIMARY def cbtserver staffs id 1 NULL NULL NULL NULL
def cbtserver employment_no def cbtserver staffs employment_no 1 NULL NULL NULL NULL
def cbtserver PRIMARY def cbtserver studentsubjects id 1 NULL NULL NULL NULL
def cbtserver PRIMARY def cbtserver subjects id 1 NULL NULL NULL NULL
def cbtserver2 PRIMARY def cbtserver2 cbtexams id 1 NULL NULL NULL NULL
def cbt_platform PRIMARY def cbt_platform audit_logs log_id 1 NULL NULL NULL NULL
def cbt_platform audit_logs_ibfk_1 def cbt_platform audit_logs user_id 1 1 cbt_platform users user_id
def cbt_platform PRIMARY def cbt_platform categories category_id 1 NULL NULL NULL NULL
def cbt_platform category_name def cbt_platform categories category_name 1 NULL NULL NULL NULL
def cbt_platform PRIMARY def cbt_platform classes class_id 1 NULL NULL NULL NULL
def cbt_platform uq_class def cbt_platform classes category_id 1 NULL NULL NULL NULL
def cbt_platform uq_class def cbt_platform classes level_id 2 NULL NULL NULL NULL
def cbt_platform uq_class def cbt_platform classes arm_id 3 NULL NULL NULL NULL
def cbt_platform classes_ibfk_1 def cbt_platform classes category_id 1 1 cbt_platform categories category_id
def cbt_platform classes_ibfk_2 def cbt_platform classes level_id 1 1 cbt_platform class_levels level_id
def cbt_platform classes_ibfk_3 def cbt_platform classes arm_id 1 1 cbt_platform class_arms arm_id
def cbt_platform PRIMARY def cbt_platform class_arms arm_id 1 NULL NULL NULL NULL
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