for (( i=0 ; i<${#CACHE_TABLES[@]}; i++ )) ; do
    TABLE="${TABLES_NAME[$i]}"
    cecho "  TABLE=${TABLE}"
    mysql_sql_exec "UPDATE ${TEMP_TABLE}, ${TABLE} SET ${TEMP_TABLE}.value='online' WHERE variable=variableid and timestamp >= ${TS_FROM};"  
    logs "  Table name ${TABLE} analyzed."
  done