'dr.id AS recordid, ' .
'dc.content AS content, ' .
'd.id AS dataid ' .
- 'FROM data AS d, ' .
- 'data_fields AS df, ' .
- 'data_records AS dr, ' .
- 'data_content AS dc ' .
+ 'FROM '.$CFG->prefix.'data AS d, ' .
+ $CFG->prefix.'data_fields AS df, ' .
+ $CFG->prefix.'data_records AS dr, ' .
+ $CFG->prefix.'data_content AS dc ' .
"WHERE d.course = '$courseid' " .
'AND d.id = df.dataid ' .
'AND df.id = dc.fieldid ' .