| 1173 | |
| 1174 | |
| 1175 | bool analyse::change_columns(THD *thd, List<Item> &field_list) |
| 1176 | { |
| 1177 | MEM_ROOT *mem_root= thd->mem_root; |
| 1178 | field_list.empty(); |
| 1179 | |
| 1180 | func_items[0]= new (mem_root) Item_proc_string(thd, "Field_name", 255); |
| 1181 | func_items[1]= new (mem_root) Item_proc_string(thd, "Min_value", 255); |
| 1182 | func_items[1]->set_maybe_null(); |
| 1183 | func_items[2]= new (mem_root) Item_proc_string(thd, "Max_value", 255); |
| 1184 | func_items[2]->set_maybe_null(); |
| 1185 | func_items[3]= new (mem_root) Item_proc_int(thd, "Min_length"); |
| 1186 | func_items[4]= new (mem_root) Item_proc_int(thd, "Max_length"); |
| 1187 | func_items[5]= new (mem_root) Item_proc_int(thd, "Empties_or_zeros"); |
| 1188 | func_items[6]= new (mem_root) Item_proc_int(thd, "Nulls"); |
| 1189 | func_items[7]= new (mem_root) Item_proc_string(thd, "Avg_value_or_avg_length", 255); |
| 1190 | func_items[8]= new (mem_root) Item_proc_string(thd, "Std", 255); |
| 1191 | func_items[8]->set_maybe_null(); |
| 1192 | func_items[9]= new (mem_root) Item_proc_string(thd, "Optimal_fieldtype", |
| 1193 | MY_MAX(64, |
| 1194 | output_str_length)); |
| 1195 | |
| 1196 | for (uint i = 0; i < array_elements(func_items); i++) |
| 1197 | field_list.push_back(func_items[i], thd->mem_root); |
| 1198 | result_fields = field_list; |
| 1199 | return 0; |
| 1200 | } // analyse::change_columns |
| 1201 | |
| 1202 | int compare_double(const double *s, const double *t) |
| 1203 | { |
no test coverage detected