No. |
time |
query |
1 |
0.001727 |
connect
|
2 |
0.000717 |
DESCRIBE `school`
|
3 |
0.000447 |
SELECT `s`.* FROM `school` AS `s` WHERE (s.id = '3015211') AND (s.registration_status = 1) AND (s.is_opening = 1) LIMIT 1
id |
select_type |
table |
type |
possible_keys |
key |
key_len |
ref |
rows |
Extra |
1 |
SIMPLE |
s |
const |
PRIMARY |
PRIMARY |
4 |
const |
1 |
|
|
4 |
0.000647 |
DESCRIBE `schoolgroup`
|
5 |
0.000387 |
SELECT `sg`.* FROM `schoolgroup` AS `sg` WHERE (sg.id = '157') AND (sg.registration_status = 1) LIMIT 1
id |
select_type |
table |
type |
possible_keys |
key |
key_len |
ref |
rows |
Extra |
1 |
SIMPLE |
sg |
const |
PRIMARY |
PRIMARY |
4 |
const |
1 |
|
|
6 |
0.000427 |
SELECT COUNT(*) AS `cnt` FROM `school` AS `s` WHERE (s.registration_status = 1) AND (s.is_opening = 1) AND (s.schoolgroup_id = '157') LIMIT 1
id |
select_type |
table |
type |
possible_keys |
key |
key_len |
ref |
rows |
Extra |
1 |
SIMPLE |
s |
ref |
ix_schoolgroup_id_school |
ix_schoolgroup_id_school |
5 |
const |
4 |
Using where |
|
7 |
0.000517 |
DESCRIBE `school_score`
|
8 |
0.022677 |
SELECT `s_s`.* FROM `school_score` AS `s_s` WHERE (s_s.school_id = '3015211') AND (s_s.is_latest = 1)
id |
select_type |
table |
type |
possible_keys |
key |
key_len |
ref |
rows |
Extra |
1 |
SIMPLE |
s_s |
ref |
school_id |
school_id |
4 |
const |
31856 |
Using where |
|
9 |
0.000567 |
DESCRIBE `access_log_school`
|
10 |
0.001907 |
SELECT `access_log_school`.`id` FROM `access_log_school` WHERE (ip_address = '3.133.117.113') AND (school_id = '3015211') AND (timestamp_created >= '2024-11-20 17:38:21') LIMIT 1
id |
select_type |
table |
type |
possible_keys |
key |
key_len |
ref |
rows |
Extra |
1 |
SIMPLE |
access_log_school |
ref |
school_id,ix_ip_address_access_log_school |
ix_ip_address_access_log_school |
767 |
const |
1 |
Using where |
|
11 |
0.000427 |
DESCRIBE `access_count_school`
|
12 |
0.000367 |
SELECT `acs`.* FROM `access_count_school` AS `acs` WHERE (acs.school_id = '3015211') LIMIT 1
id |
select_type |
table |
type |
possible_keys |
key |
key_len |
ref |
rows |
Extra |
1 |
SIMPLE |
acs |
ref |
school_id |
school_id |
4 |
const |
1 |
|
|
13 |
0.000767 |
UPDATE `access_count_school` SET `count` = ?, `timestamp_modified` = ? WHERE (`access_count_school`.`id` = 116)
|
14 |
0.000317 |
SELECT `access_count_school`.* FROM `access_count_school` WHERE (`access_count_school`.`id` = 116) LIMIT 1
id |
select_type |
table |
type |
possible_keys |
key |
key_len |
ref |
rows |
Extra |
1 |
SIMPLE |
access_count_school |
const |
PRIMARY |
PRIMARY |
4 |
const |
1 |
|
|
15 |
0.000857 |
INSERT INTO `access_log_school` (`school_id`, `ip_address`, `timestamp_created`, `timestamp_modified`) VALUES (?, ?, ?, ?)
|
16 |
0.000327 |
SELECT `access_log_school`.* FROM `access_log_school` WHERE (`access_log_school`.`id` = 12871696) LIMIT 1
id |
select_type |
table |
type |
possible_keys |
key |
key_len |
ref |
rows |
Extra |
1 |
SIMPLE |
access_log_school |
const |
PRIMARY |
PRIMARY |
4 |
const |
1 |
|
|
17 |
0.000457 |
DESCRIBE `school_station`
|
18 |
0.000337 |
SELECT `s_s`.* FROM `school_station` AS `s_s` WHERE (s_s.school_id = '3015211') LIMIT 1
id |
select_type |
table |
type |
possible_keys |
key |
key_len |
ref |
rows |
Extra |
1 |
SIMPLE |
s_s |
ref |
school_id |
school_id |
4 |
const |
5 |
|
|
19 |
0.000417 |
SELECT `s_s`.* FROM `school_station` AS `s_s` WHERE (s_s.station_id = '1297')
id |
select_type |
table |
type |
possible_keys |
key |
key_len |
ref |
rows |
Extra |
1 |
SIMPLE |
s_s |
ref |
station_id |
station_id |
4 |
const |
28 |
|
|
20 |
0.000567 |
SELECT `s`.* FROM `school` AS `s` WHERE (s.id IN ('3014542', '3014550', '3015038', '3015090', '3014679', '3014679', '3014679', '3014679', '3014857', '3015243', '3015052', '3015211', '3015213', '3015352', '3015367', '3015280', '3015344', '3015453', '3015701', '3015724', '3015749', '3015823', '3015893', '3015944', '3015091', '3015948', '3016164', '3015970')) AND (s.is_charged = 1) AND (s.registration_status = 1) AND (s.is_opening = 1)
id |
select_type |
table |
type |
possible_keys |
key |
key_len |
ref |
rows |
Extra |
1 |
SIMPLE |
s |
range |
PRIMARY |
PRIMARY |
4 |
|
25 |
Using where |
|
21 |
0.000987 |
SELECT `s`.* FROM `school` AS `s` WHERE (s.city_id = '744') AND (s.is_charged = 1) AND (s.registration_status = 1) AND (s.is_opening = 1)
id |
select_type |
table |
type |
possible_keys |
key |
key_len |
ref |
rows |
Extra |
1 |
SIMPLE |
s |
ref |
city_id |
city_id |
5 |
const |
137 |
Using where |
|
22 |
0.000437 |
DESCRIBE `city`
|
23 |
0.000297 |
SELECT `c`.* FROM `city` AS `c` WHERE (c.id = '744') LIMIT 1
id |
select_type |
table |
type |
possible_keys |
key |
key_len |
ref |
rows |
Extra |
1 |
SIMPLE |
c |
const |
PRIMARY |
PRIMARY |
4 |
const |
1 |
|
|
24 |
0.000467 |
SELECT `c`.* FROM `city` AS `c` WHERE (c.prefecture_id = '12')
id |
select_type |
table |
type |
possible_keys |
key |
key_len |
ref |
rows |
Extra |
1 |
SIMPLE |
c |
ref |
prefecture_id |
prefecture_id |
5 |
const |
59 |
|
|
25 |
0.011797 |
SELECT `s`.* FROM `school` AS `s` WHERE (s.city_id IN ('721', '722', '723', '724', '725', '726', '727', '728', '729', '730', '731', '732', '733', '734', '735', '736', '737', '738', '739', '740', '741', '742', '743', '744', '745', '746', '747', '748', '749', '750', '751', '752', '753', '754', '755', '756', '757', '758', '759', '763', '764', '765', '766', '767', '768', '769', '770', '771', '772', '773', '774', '775', '776', '777', '778', '779', '780', '781', '782')) AND (s.is_charged = 1) AND (s.registration_status = 1) AND (s.is_opening = 1)
id |
select_type |
table |
type |
possible_keys |
key |
key_len |
ref |
rows |
Extra |
1 |
SIMPLE |
s |
ALL |
city_id |
|
|
|
4031 |
Using where |
|
26 |
0.000487 |
DESCRIBE `prefecture`
|
27 |
0.000307 |
SELECT `p`.* FROM `prefecture` AS `p` WHERE (p.id = '12') LIMIT 1
id |
select_type |
table |
type |
possible_keys |
key |
key_len |
ref |
rows |
Extra |
1 |
SIMPLE |
p |
const |
PRIMARY |
PRIMARY |
4 |
const |
1 |
|
|
28 |
0.000387 |
SELECT `s_s`.* FROM `school_station` AS `s_s` WHERE (s_s.school_id = '3015211') ORDER BY `distance` ASC LIMIT 1
id |
select_type |
table |
type |
possible_keys |
key |
key_len |
ref |
rows |
Extra |
1 |
SIMPLE |
s_s |
ref |
school_id |
school_id |
4 |
const |
5 |
Using index condition; Using filesort |
|
29 |
0.000477 |
DESCRIBE `station`
|
30 |
0.000317 |
SELECT `s`.* FROM `station` AS `s` WHERE (s.id = '1297') LIMIT 1
id |
select_type |
table |
type |
possible_keys |
key |
key_len |
ref |
rows |
Extra |
1 |
SIMPLE |
s |
const |
PRIMARY |
PRIMARY |
4 |
const |
1 |
|
|
31 |
0.000457 |
DESCRIBE `station_unit`
|
32 |
0.000367 |
SELECT `s_s`.* FROM `school_station` AS `s_s` WHERE (s_s.school_id = '3015211')
id |
select_type |
table |
type |
possible_keys |
key |
key_len |
ref |
rows |
Extra |
1 |
SIMPLE |
s_s |
ref |
school_id |
school_id |
4 |
const |
5 |
|
|
33 |
0.000427 |
DESCRIBE `station_station_unit`
|
34 |
0.000327 |
SELECT `s_s_s`.* FROM `station_station_unit` AS `s_s_s` WHERE (s_s_s.station_id = '1297')
id |
select_type |
table |
type |
possible_keys |
key |
key_len |
ref |
rows |
Extra |
1 |
SIMPLE |
s_s_s |
ref |
station_id |
station_id |
4 |
const |
1 |
|
|
35 |
0.000307 |
SELECT `s_s_s`.* FROM `station_station_unit` AS `s_s_s` WHERE (s_s_s.station_id = '1298')
id |
select_type |
table |
type |
possible_keys |
key |
key_len |
ref |
rows |
Extra |
1 |
SIMPLE |
s_s_s |
ref |
station_id |
station_id |
4 |
const |
1 |
|
|
36 |
0.000287 |
SELECT `s_s_s`.* FROM `station_station_unit` AS `s_s_s` WHERE (s_s_s.station_id = '5119')
id |
select_type |
table |
type |
possible_keys |
key |
key_len |
ref |
rows |
Extra |
1 |
SIMPLE |
s_s_s |
ref |
station_id |
station_id |
4 |
const |
1 |
|
|
37 |
0.000277 |
SELECT `s_s_s`.* FROM `station_station_unit` AS `s_s_s` WHERE (s_s_s.station_id = '5344')
id |
select_type |
table |
type |
possible_keys |
key |
key_len |
ref |
rows |
Extra |
1 |
SIMPLE |
s_s_s |
ref |
station_id |
station_id |
4 |
const |
1 |
|
|
38 |
0.000297 |
SELECT `s_s_s`.* FROM `station_station_unit` AS `s_s_s` WHERE (s_s_s.station_id = '5434')
id |
select_type |
table |
type |
possible_keys |
key |
key_len |
ref |
rows |
Extra |
1 |
SIMPLE |
s_s_s |
ref |
station_id |
station_id |
4 |
const |
1 |
|
|
39 |
0.000297 |
SELECT `s_s`.* FROM `station_unit` AS `s_s` WHERE (s_s.id IN ('3', '3'))
id |
select_type |
table |
type |
possible_keys |
key |
key_len |
ref |
rows |
Extra |
1 |
SIMPLE |
s_s |
range |
PRIMARY |
PRIMARY |
4 |
|
1 |
Using where |
|
40 |
0.000477 |
DESCRIBE `kuchikomi`
|
41 |
0.000357 |
SELECT COUNT(1) AS `zend_paginator_row_count` FROM `kuchikomi` AS `k` WHERE (k.school_id = '3015211') AND (k.valid = 1) LIMIT 5
id |
select_type |
table |
type |
possible_keys |
key |
key_len |
ref |
rows |
Extra |
1 |
SIMPLE |
k |
ref |
ix_school_id_kuchikomi |
ix_school_id_kuchikomi |
4 |
const |
2 |
Using where |
|
42 |
0.000377 |
SELECT `k`.* FROM `kuchikomi` AS `k` WHERE (k.school_id = '3015211') AND (k.valid = 1) ORDER BY `k`.`posted_at` DESC LIMIT 5
id |
select_type |
table |
type |
possible_keys |
key |
key_len |
ref |
rows |
Extra |
1 |
SIMPLE |
k |
ref |
ix_school_id_kuchikomi |
ix_school_id_kuchikomi |
4 |
const |
2 |
Using index condition; Using where; Using filesort |
|
43 |
0.000457 |
DESCRIBE `kuchikomi_category`
|
44 |
0.000337 |
SELECT `k_c`.* FROM `kuchikomi_category` AS `k_c` WHERE (k_c.kuchikomi_id IN ('1131', '1095'))
id |
select_type |
table |
type |
possible_keys |
key |
key_len |
ref |
rows |
Extra |
1 |
SIMPLE |
k_c |
range |
kuchikomi_id |
kuchikomi_id |
4 |
|
3 |
Using index condition |
|
45 |
0.000497 |
DESCRIBE `member`
|
46 |
0.000357 |
SELECT `m`.* FROM `member` AS `m` WHERE (m.id IN ('2162', '1933'))
id |
select_type |
table |
type |
possible_keys |
key |
key_len |
ref |
rows |
Extra |
1 |
SIMPLE |
m |
range |
PRIMARY |
PRIMARY |
4 |
|
2 |
Using where |
|
47 |
0.000457 |
SELECT `s`.* FROM `school` AS `s` WHERE (s.id IN ('3015211', '3015211'))
id |
select_type |
table |
type |
possible_keys |
key |
key_len |
ref |
rows |
Extra |
1 |
SIMPLE |
s |
range |
PRIMARY |
PRIMARY |
4 |
|
1 |
Using where |
|
48 |
0.000497 |
DESCRIBE `access_count_kuchikomi`
|
49 |
0.000357 |
SELECT `a_c_k`.* FROM `access_count_kuchikomi` AS `a_c_k` WHERE (a_c_k.kuchikomi_id IN ('1131', '1095'))
id |
select_type |
table |
type |
possible_keys |
key |
key_len |
ref |
rows |
Extra |
1 |
SIMPLE |
a_c_k |
range |
kuchikomi_id |
kuchikomi_id |
4 |
|
2 |
Using index condition |
|
50 |
0.000487 |
DESCRIBE `kuchikomi_questionnaire_answer`
|
51 |
0.000427 |
SELECT `k_q_a`.* FROM `kuchikomi_questionnaire_answer` AS `k_q_a` WHERE (k_q_a.kuchikomi_id IN ('1131', '1095'))
id |
select_type |
table |
type |
possible_keys |
key |
key_len |
ref |
rows |
Extra |
1 |
SIMPLE |
k_q_a |
range |
ix_kuchikomi_id_kuchikomi_questionnaire_answer |
ix_kuchikomi_id_kuchikomi_questionnaire_answer |
4 |
|
12 |
Using index condition |
|
52 |
0.001827 |
connect
|
53 |
0.000547 |
DESCRIBE `summary_count_school`
|
54 |
0.000427 |
SELECT `s_c_s`.* FROM `summary_count_school` AS `s_c_s` WHERE (s_c_s.is_latest = 1) AND (s_c_s.category_id = 0) AND (s_c_s.prefecture_id = 0) AND (s_c_s.city_id = 0) AND (s_c_s.station_id = 0) AND (s_c_s.station_unit_id = 0) AND (s_c_s.major_city_id = 0) LIMIT 1
id |
select_type |
table |
type |
possible_keys |
key |
key_len |
ref |
rows |
Extra |
1 |
SIMPLE |
s_c_s |
ref |
multi |
multi |
28 |
const,const,const,const,const,const,const |
1 |
|
|
55 |
0.000737 |
DESCRIBE `feature_school`
|
56 |
0.000427 |
SELECT `f_s`.* FROM `feature_school` AS `f_s` WHERE (f_s.school_id = '3015211') AND (f_s.valid = 1)
id |
select_type |
table |
type |
possible_keys |
key |
key_len |
ref |
rows |
Extra |
1 |
SIMPLE |
f_s |
ref |
school_id |
school_id |
4 |
const |
3 |
Using where |
|
57 |
0.000567 |
DESCRIBE `campaign_school`
|
58 |
0.000407 |
SELECT `c_s`.* FROM `campaign_school` AS `c_s` WHERE (c_s.school_id = '3015211') AND (c_s.valid = 1) AND (c_s.expiration_date = "0000-00-00" || c_s.expiration_date IS NULL || c_s.expiration_date >= 2024-11-21) ORDER BY `timestamp_created` DESC LIMIT 3
id |
select_type |
table |
type |
possible_keys |
key |
key_len |
ref |
rows |
Extra |
1 |
SIMPLE |
c_s |
ref |
school_id,ix_expiration_date_campaign_school |
school_id |
4 |
const |
1 |
Using index condition; Using where; Using filesort |
|
59 |
0.000467 |
DESCRIBE `announcement_school`
|
60 |
0.000377 |
SELECT `a`.* FROM `announcement_school` AS `a` WHERE (a.school_id = '3015211') AND (a.valid = 1) AND (a.post_start_date <= '2024-11-21') AND (a.post_end_date >= '2024-11-21') ORDER BY `timestamp_created` DESC
id |
select_type |
table |
type |
possible_keys |
key |
key_len |
ref |
rows |
Extra |
1 |
SIMPLE |
a |
ref |
school_id,ix_date_announcement_school |
school_id |
4 |
const |
1 |
Using index condition; Using where; Using filesort |
|
61 |
0.000487 |
DESCRIBE `staff_school`
|
62 |
0.000327 |
SELECT `s`.* FROM `staff_school` AS `s` WHERE (s.school_id = '3015211') AND (s.valid = 1)
id |
select_type |
table |
type |
possible_keys |
key |
key_len |
ref |
rows |
Extra |
1 |
SIMPLE |
s |
ref |
school_id |
school_id |
4 |
const |
1 |
Using where |
|
63 |
0.000527 |
DESCRIBE `category_school`
|
64 |
0.000397 |
SELECT `c_s`.* FROM `category_school` AS `c_s` WHERE (c_s.school_id = '3015211') AND (c_s.valid = 1) LIMIT 5
id |
select_type |
table |
type |
possible_keys |
key |
key_len |
ref |
rows |
Extra |
1 |
SIMPLE |
c_s |
ref |
school_id |
school_id |
4 |
const |
4 |
Using where |
|
65 |
0.000377 |
SELECT `c_s`.* FROM `category_school` AS `c_s` WHERE (c_s.school_id = '3015211') AND (c_s.valid = 1) LIMIT 5
id |
select_type |
table |
type |
possible_keys |
key |
key_len |
ref |
rows |
Extra |
1 |
SIMPLE |
c_s |
ref |
school_id |
school_id |
4 |
const |
4 |
Using where |
|
66 |
0.000337 |
SELECT `c_s`.* FROM `category_school` AS `c_s` WHERE (c_s.school_id = '3015211') AND (c_s.valid = 1) LIMIT 5
id |
select_type |
table |
type |
possible_keys |
key |
key_len |
ref |
rows |
Extra |
1 |
SIMPLE |
c_s |
ref |
school_id |
school_id |
4 |
const |
4 |
Using where |
|
67 |
0.000397 |
SELECT `c_s`.* FROM `category_school` AS `c_s` WHERE (c_s.school_id = '3015211') AND (c_s.valid = 1) LIMIT 6
id |
select_type |
table |
type |
possible_keys |
key |
key_len |
ref |
rows |
Extra |
1 |
SIMPLE |
c_s |
ref |
school_id |
school_id |
4 |
const |
4 |
Using where |
|
68 |
0.000387 |
SELECT `s_s`.* FROM `school_station` AS `s_s` WHERE (s_s.school_id = '3015211') ORDER BY `time` ASC, `distance` ASC LIMIT 3
id |
select_type |
table |
type |
possible_keys |
key |
key_len |
ref |
rows |
Extra |
1 |
SIMPLE |
s_s |
ref |
school_id |
school_id |
4 |
const |
5 |
Using index condition; Using filesort |
|
69 |
0.000367 |
SELECT `s`.* FROM `station` AS `s` WHERE (s.id = '1297') LIMIT 1
id |
select_type |
table |
type |
possible_keys |
key |
key_len |
ref |
rows |
Extra |
1 |
SIMPLE |
s |
const |
PRIMARY |
PRIMARY |
4 |
const |
1 |
|
|
70 |
0.000327 |
SELECT `s`.* FROM `station` AS `s` WHERE (s.id = '1298') LIMIT 1
id |
select_type |
table |
type |
possible_keys |
key |
key_len |
ref |
rows |
Extra |
1 |
SIMPLE |
s |
const |
PRIMARY |
PRIMARY |
4 |
const |
1 |
|
|
71 |
0.000337 |
SELECT `s`.* FROM `station` AS `s` WHERE (s.id = '5434') LIMIT 1
id |
select_type |
table |
type |
possible_keys |
key |
key_len |
ref |
rows |
Extra |
1 |
SIMPLE |
s |
const |
PRIMARY |
PRIMARY |
4 |
const |
1 |
|
|
72 |
0.000597 |
DESCRIBE `dancer`
|
73 |
0.000497 |
SELECT `c`.`id` FROM `dancer` AS `c`
INNER JOIN `dancer_column` AS `d_c` ON c.id = d_c.dancer_id AND d_c.valid = 1 ORDER BY `d_c`.`timestamp_created` DESC
id |
select_type |
table |
type |
possible_keys |
key |
key_len |
ref |
rows |
Extra |
1 |
SIMPLE |
d_c |
ALL |
ix_dancer_id_dancer_column |
|
|
|
29 |
Using where; Using filesort |
1 |
SIMPLE |
c |
eq_ref |
PRIMARY |
PRIMARY |
4 |
jobikai_dance.d_c.dancer_id |
1 |
Using index |
|
74 |
0.000407 |
SELECT `c`.* FROM `dancer` AS `c` WHERE (c.id IN ('17', '16', '15', '14', '13'))
id |
select_type |
table |
type |
possible_keys |
key |
key_len |
ref |
rows |
Extra |
1 |
SIMPLE |
c |
range |
PRIMARY |
PRIMARY |
4 |
|
5 |
Using where |
|
75 |
0.000547 |
DESCRIBE `dancer_column`
|
76 |
0.000417 |
SELECT `c`.* FROM `dancer_column` AS `c` WHERE (c.valid = 1) AND (c.dancer_id = '17') ORDER BY `timestamp_created` ASC
id |
select_type |
table |
type |
possible_keys |
key |
key_len |
ref |
rows |
Extra |
1 |
SIMPLE |
c |
ref |
ix_dancer_id_dancer_column |
ix_dancer_id_dancer_column |
5 |
const |
2 |
Using index condition; Using where; Using filesort |
|
77 |
0.000427 |
SELECT `c`.* FROM `dancer_column` AS `c` WHERE (c.valid = 1) AND (c.dancer_id = '16') ORDER BY `timestamp_created` ASC
id |
select_type |
table |
type |
possible_keys |
key |
key_len |
ref |
rows |
Extra |
1 |
SIMPLE |
c |
ref |
ix_dancer_id_dancer_column |
ix_dancer_id_dancer_column |
5 |
const |
2 |
Using index condition; Using where; Using filesort |
|
78 |
0.000387 |
SELECT `c`.* FROM `dancer_column` AS `c` WHERE (c.valid = 1) AND (c.dancer_id = '15') ORDER BY `timestamp_created` ASC
id |
select_type |
table |
type |
possible_keys |
key |
key_len |
ref |
rows |
Extra |
1 |
SIMPLE |
c |
ref |
ix_dancer_id_dancer_column |
ix_dancer_id_dancer_column |
5 |
const |
2 |
Using index condition; Using where; Using filesort |
|
79 |
0.000367 |
SELECT `c`.* FROM `dancer_column` AS `c` WHERE (c.valid = 1) AND (c.dancer_id = '14') ORDER BY `timestamp_created` ASC
id |
select_type |
table |
type |
possible_keys |
key |
key_len |
ref |
rows |
Extra |
1 |
SIMPLE |
c |
ref |
ix_dancer_id_dancer_column |
ix_dancer_id_dancer_column |
5 |
const |
2 |
Using index condition; Using where; Using filesort |
|
80 |
0.000387 |
SELECT `c`.* FROM `dancer_column` AS `c` WHERE (c.valid = 1) AND (c.dancer_id = '13') ORDER BY `timestamp_created` ASC
id |
select_type |
table |
type |
possible_keys |
key |
key_len |
ref |
rows |
Extra |
1 |
SIMPLE |
c |
ref |
ix_dancer_id_dancer_column |
ix_dancer_id_dancer_column |
5 |
const |
1 |
Using index condition; Using where; Using filesort |
|