static void Term_print(ExprTerm term) {
switch (term.t) {
case TERM_ID:
printf("%s", term.id);
break;
case TERM_LITERAL:
Literal_print(term.val);
break;
case TERM_NULL:
printf("NULL");
break;
case TERM_COLREF:
if (term.ref->tableName)
printf("%s.", term.ref->tableName);
printf("%s", term.ref->columnName);
break;
case TERM_FUNC:
switch (term.f.t) {
case FUNC_AVG:
printf("AVG(");
Expression_print(term.f.expr);
printf(")");
break;
case FUNC_COUNT:
printf("COUNT(");
Expression_print(term.f.expr);
printf(")");
break;
case FUNC_MAX:
printf("MAX(");
Expression_print(term.f.expr);
printf(")");
break;
case FUNC_MIN:
printf("MIN(");
Expression_print(term.f.expr);
printf(")");
break;
case FUNC_SUM:
printf("SUM(");
Expression_print(term.f.expr);
printf(")");
break;
default:
printf("Unknown function");
}
break;
default:
printf("Unknown term type");
}
}
void Constraint_print(void *constraint_voidp)
{
Constraint_t *constraint = (Constraint_t *)constraint_voidp;
switch(constraint->t)
{
case CONS_DEFAULT:
printf("Default: ");
Literal_print(constraint->constraint.default_val);
break;
case CONS_PRIMARY_KEY:
printf("Primary Key");
break;
case CONS_UNIQUE:
printf("Unique");
break;
case CONS_FOREIGN_KEY:
printf("Foreign key (%s, %s)", constraint->constraint.ref.table_name,
constraint->constraint.ref.table_col_name);
break;
case CONS_AUTO_INCREMENT:
printf("Auto increment");
break;
case CONS_NOT_NULL:
printf("Not null");
break;
case CONS_CHECK:
printf("Check: ");
Condition_print(constraint->constraint.check);
break;
case CONS_SIZE:
printf("Size: %u", constraint->constraint.size);
break;
default:
printf("Unknown constraint type");
}
}