\u65b0\u5206\u533a\u6570\u91cf\u4e0d\u53d8\uff0c\u8001\u5206\u5c40\u6570\u636e\u52a0\u500d\uff0c\u770b\u65b0\u5206\u533a\u7684\u6027\u80fd\u662f\u5426\u6536\u5230\u5f71\u54cd\u3002<\/p>\n
mysql> explain partitions select * from test_2 where name > 100000 \\G
*************************** 1. row ***************************
id: 1
select_type: SIMPLE
table: test_2
partitions: p2
type: ALL
possible_keys: NULL
key: NULL
key_len: NULL
ref: NULL
rows: 197735
Extra: Using where
1 row in set (0.00 sec) <\/p>\n
mysql> explain partitions select * from test_2 where name < 100000 \\G
*************************** 1. row ***************************
id: 1
select_type: SIMPLE
table: test_2
partitions: p1
type: ALL
possible_keys: NULL
key: NULL
key_len: NULL
ref: NULL
rows: 110573
Extra: Using where
1 row in set (0.00 sec) <\/p>\n
Tue Jul 21 15:16:39 CST 2015
end Tue Jul 21 15:18:24 CST 2015
\u63d2\u51655000\u884c\uff1a01:45 <\/p>\n
mysql> explain partitions select * from test_2 where name > 100000 \\G
*************************** 1. row ***************************
id: 1
select_type: SIMPLE
table: test_2
partitions: p2
type: ALL
possible_keys: NULL
key: NULL
key_len: NULL
ref: NULL
rows: 2590496
Extra: Using where
1 row in set (0.00 sec) <\/p>\n
mysql> explain partitions select * from test_2 where name < 100000 \\G
*************************** 1. row ***************************
id: 1
select_type: SIMPLE
table: test_2
partitions: p1
type: ALL
possible_keys: NULL
key: NULL
key_len: NULL
ref: NULL
rows: 115499
Extra: Using where
1 row in set (0.00 sec) <\/p>\n
Tue Jul 21 16:25:40 CST 2015
end Tue Jul 21 16:28:24 CST 2015 <\/p>\n
\u63d2\u51655000\u884c\uff1a 2:44 <\/p>\n
\u6d4b\u8bd5\u4e0b\u6765\u53d1\u73b0\uff0cp2\u5206\u533a\u6570\u636e\u4ece110573 \u52a0\u5230 2590496\u65f6\u5019\uff0cp1\u5206\u533a\u63d2\u51655000\u884c\u7684\u65f6\u95f4\u4ece01:45 \u53d8\u6210\u4e86 2:44\u3002\u8fd8\u662f\u6709\u5f71\u54cd\u7684\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
\u65b0\u5206\u533a\u6570\u91cf\u4e0d\u53d8\uff0c\u8001\u5206\u5c40\u6570\u636e\u52a0\u500d\uff0c\u770b\u65b0\u5206\u533a\u7684\u6027\u80fd\u662f\u5426\u6536\u5230\u5f71\u54cd\u3002<\/p>\n
mysql> explain partitions select * from test_2 where name > 100000 \\G
*************************** 1. row ***************************
id: 1
select_type: SIMPLE
table: test_2
partitions: p2
type: ALL
possible_keys: NULL
key: NULL
key_len: NULL
ref: NULL
rows: 197735
Extra: Using where
1 row in set (0.00 sec) <\/p>\n
mysql> explain partitions select * from test_2 where name < 100000 \\G
*************************** 1. row ***************************
id: 1
select_type: SIMPLE
table: test_2
partitions: p1
type: ALL
possible_keys: NULL
key: NULL
key_len: NULL
ref: NULL
rows: 110573
Extra: Using where
1 row in set (0.00 sec) <\/p>\n
Tue Jul 21 15:16:39 CST 2015
end Tue Jul 21 15:18:24 CST 2015
\u63d2\u51655000\u884c\uff1a01:45 <\/p>\n
mysql> explain partitions select * from test_2 where name > 100000 \\G
*************************** 1. row ***************************
id: 1
select_type: SIMPLE
table: test_2
partitions: p2
type: ALL
possible_keys: NULL
key: NULL
key_len: NULL
ref: NULL
rows: 2590496
Extra: Using where
1 row in set (0.00 sec) <\/p>\n
mysql> explain partitions select * from test_2 where name < 100000 \\G
*************************** 1. row ***************************
id: 1
select_type: SIMPLE
table: test_2
partitions: p1
type: ALL
possible_keys: NULL
key: NULL
key_len: NULL
ref: NULL
rows: 115499
Extra: Using where
1 row in set (0.00 sec) <\/p>\n
Tue Jul 21 16:25:40 CST 2015
end Tue Jul 21 16:28:24 CST 2015 <\/p>\n
\u63d2\u51655000\u884c\uff1a 2:44 <\/p>\n
\u6d4b\u8bd5\u4e0b\u6765\u53d1\u73b0\uff0cp2\u5206\u533a\u6570\u636e\u4ece110573 \u52a0\u5230 2590496\u65f6\u5019\uff0cp1\u5206\u533a\u63d2\u51655000\u884c\u7684\u65f6\u95f4\u4ece01:45 \u53d8\u6210\u4e86 2:44\u3002\u8fd8\u662f\u6709\u5f71\u54cd\u7684\u3002<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[5],"tags":[179],"class_list":["post-4661","post","type-post","status-publish","format-standard","hentry","category-5","tag-mysql","category-5-id","post-seq-1","post-parity-odd","meta-position-corners","fix"],"amp_enabled":true,"_links":{"self":[{"href":"https:\/\/www.hmouse.cn\/index.php?rest_route=\/wp\/v2\/posts\/4661","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.hmouse.cn\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.hmouse.cn\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.hmouse.cn\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.hmouse.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=4661"}],"version-history":[{"count":1,"href":"https:\/\/www.hmouse.cn\/index.php?rest_route=\/wp\/v2\/posts\/4661\/revisions"}],"predecessor-version":[{"id":4662,"href":"https:\/\/www.hmouse.cn\/index.php?rest_route=\/wp\/v2\/posts\/4661\/revisions\/4662"}],"wp:attachment":[{"href":"https:\/\/www.hmouse.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=4661"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.hmouse.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=4661"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.hmouse.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=4661"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}