{"id":2991,"date":"2021-07-21T10:48:28","date_gmt":"2021-07-21T10:48:28","guid":{"rendered":"https:\/\/www.bearloga.space\/?page_id=2991"},"modified":"2021-07-21T10:48:29","modified_gmt":"2021-07-21T10:48:29","slug":"postgresql-predlozhenie-limit","status":"publish","type":"page","link":"https:\/\/www.bearloga.space\/uk\/postgresql-predlozhenie-limit\/","title":{"rendered":"PostgreSQL \u2014 \u043f\u0440\u0435\u0434\u043b\u043e\u0436\u0435\u043d\u0438\u0435 LIMIT"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">\u041f\u0440\u0435\u0434\u043b\u043e\u0436\u0435\u043d\u0438\u0435&nbsp;<strong>LIMIT<\/strong>&nbsp;PostgreSQL \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u0443\u0435\u0442\u0441\u044f \u0434\u043b\u044f \u043e\u0433\u0440\u0430\u043d\u0438\u0447\u0435\u043d\u0438\u044f \u043e\u0431\u044a\u0435\u043c\u0430 \u0434\u0430\u043d\u043d\u044b\u0445, \u0432\u043e\u0437\u0432\u0440\u0430\u0449\u0430\u0435\u043c\u044b\u0445 \u043e\u043f\u0435\u0440\u0430\u0442\u043e\u0440\u043e\u043c SELECT.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u0421\u0438\u043d\u0442\u0430\u043a\u0441\u0438\u0441<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u041e\u0441\u043d\u043e\u0432\u043d\u043e\u0439 \u0441\u0438\u043d\u0442\u0430\u043a\u0441\u0438\u0441 \u043e\u043f\u0435\u0440\u0430\u0442\u043e\u0440\u0430 SELECT \u0441 \u043f\u0440\u0435\u0434\u043b\u043e\u0436\u0435\u043d\u0438\u0435\u043c LIMIT \u0441\u043b\u0435\u0434\u0443\u044e\u0449\u0438\u0439:<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">SELECT column1, column2, columnN\nFROM table_name\nLIMIT [no of rows]\n<\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u041d\u0438\u0436\u0435 \u043f\u0440\u0438\u0432\u0435\u0434\u0435\u043d \u0441\u0438\u043d\u0442\u0430\u043a\u0441\u0438\u0441 \u043f\u0440\u0435\u0434\u043b\u043e\u0436\u0435\u043d\u0438\u044f LIMIT, \u043a\u043e\u0433\u0434\u0430 \u043e\u043d \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u0443\u0435\u0442\u0441\u044f \u0432\u043c\u0435\u0441\u0442\u0435 \u0441 \u043f\u0440\u0435\u0434\u043b\u043e\u0436\u0435\u043d\u0438\u0435\u043c OFFSET:<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">SELECT column1, column2, columnN\nFROM table_name\nLIMIT [no of rows] OFFSET [row num]\n<\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">LIMIT \u0438 OFFSET \u043f\u043e\u0437\u0432\u043e\u043b\u044f\u044e\u0442 \u0432\u0430\u043c \u043f\u043e\u043b\u0443\u0447\u0438\u0442\u044c \u0442\u043e\u043b\u044c\u043a\u043e \u0447\u0430\u0441\u0442\u044c \u0441\u0442\u0440\u043e\u043a, \u043a\u043e\u0442\u043e\u0440\u044b\u0435 \u0433\u0435\u043d\u0435\u0440\u0438\u0440\u0443\u044e\u0442\u0441\u044f \u043e\u0441\u0442\u0430\u043b\u044c\u043d\u043e\u0439 \u0447\u0430\u0441\u0442\u044c\u044e \u0437\u0430\u043f\u0440\u043e\u0441\u0430.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u043f\u0440\u0438\u043c\u0435\u0440<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u0420\u0430\u0441\u0441\u043c\u043e\u0442\u0440\u0438\u043c \u0442\u0430\u0431\u043b\u0438\u0446\u0443&nbsp;<a href=\"https:\/\/www.tutorialspoint.com\/postgresql\/company.sql\" target=\"_blank\" rel=\"noreferrer noopener\">COMPANY,<\/a>&nbsp;\u0438\u043c\u0435\u044e\u0449\u0443\u044e \u0437\u0430\u043f\u0438\u0441\u0438 \u0441\u043b\u0435\u0434\u0443\u044e\u0449\u0438\u043c \u043e\u0431\u0440\u0430\u0437\u043e\u043c:<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\"># select * from COMPANY;\n id | name  | age | address   | salary\n----+-------+-----+-----------+--------\n  1 | Paul  |  32 | California|  20000\n  2 | Allen |  25 | Texas     |  15000\n  3 | Teddy |  23 | Norway    |  20000\n  4 | Mark  |  25 | Rich-Mond |  65000\n  5 | David |  27 | Texas     |  85000\n  6 | Kim   |  22 | South-Hall|  45000\n  7 | James |  24 | Houston   |  10000\n(7 rows)<\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u041d\u0438\u0436\u0435 \u043f\u0440\u0438\u0432\u0435\u0434\u0435\u043d \u043f\u0440\u0438\u043c\u0435\u0440, \u043a\u043e\u0442\u043e\u0440\u044b\u0439 \u043e\u0433\u0440\u0430\u043d\u0438\u0447\u0438\u0432\u0430\u0435\u0442 \u0441\u0442\u0440\u043e\u043a\u0443 \u0432 \u0442\u0430\u0431\u043b\u0438\u0446\u0435 \u0432 \u0441\u043e\u043e\u0442\u0432\u0435\u0442\u0441\u0442\u0432\u0438\u0438 \u0441 \u043a\u043e\u043b\u0438\u0447\u0435\u0441\u0442\u0432\u043e\u043c \u0441\u0442\u0440\u043e\u043a, \u043a\u043e\u0442\u043e\u0440\u044b\u0435 \u0432\u044b \u0445\u043e\u0442\u0438\u0442\u0435 \u0438\u0437\u0432\u043b\u0435\u0447\u044c \u0438\u0437 \u0442\u0430\u0431\u043b\u0438\u0446\u044b:<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">testdb=# SELECT * FROM COMPANY LIMIT 4;<\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u042d\u0442\u043e \u0434\u0430\u0441\u0442 \u0441\u043b\u0435\u0434\u0443\u044e\u0449\u0438\u0439 \u0440\u0435\u0437\u0443\u043b\u044c\u0442\u0430\u0442 \u2014<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\"> id | name  | age | address     | salary\n----+-------+-----+-------------+--------\n  1 | Paul  |  32 | California  |  20000\n  2 | Allen |  25 | Texas       |  15000\n  3 | Teddy |  23 | Norway      |  20000\n  4 | Mark  |  25 | Rich-Mond   |  65000\n(4 rows)\n<\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u041e\u0434\u043d\u0430\u043a\u043e \u0432 \u043e\u043f\u0440\u0435\u0434\u0435\u043b\u0435\u043d\u043d\u044b\u0445 \u0441\u0438\u0442\u0443\u0430\u0446\u0438\u044f\u0445 \u0432\u0430\u043c \u043c\u043e\u0436\u0435\u0442 \u043f\u043e\u0442\u0440\u0435\u0431\u043e\u0432\u0430\u0442\u044c\u0441\u044f \u043f\u043e\u0434\u043e\u0431\u0440\u0430\u0442\u044c \u043d\u0430\u0431\u043e\u0440 \u0437\u0430\u043f\u0438\u0441\u0435\u0439 \u0438\u0437 \u043e\u043f\u0440\u0435\u0434\u0435\u043b\u0435\u043d\u043d\u043e\u0433\u043e \u0441\u043c\u0435\u0449\u0435\u043d\u0438\u044f.&nbsp;\u0412\u043e\u0442 \u043f\u0440\u0438\u043c\u0435\u0440, \u043a\u043e\u0442\u043e\u0440\u044b\u0439 \u043f\u043e\u0434\u043d\u0438\u043c\u0430\u0435\u0442 \u0442\u0440\u0438 \u0437\u0430\u043f\u0438\u0441\u0438, \u043d\u0430\u0447\u0438\u043d\u0430\u044f \u0441 \u0442\u0440\u0435\u0442\u044c\u0435\u0439 \u043f\u043e\u0437\u0438\u0446\u0438\u0438:<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">testdb=# SELECT * FROM COMPANY LIMIT 3 OFFSET 2;<\/pre>\n","protected":false},"excerpt":{"rendered":"<p>\u041f\u0440\u0435\u0434\u043b\u043e\u0436\u0435\u043d\u0438\u0435&nbsp;LIMIT&nbsp;PostgreSQL \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u0443\u0435\u0442\u0441\u044f \u0434\u043b\u044f \u043e\u0433\u0440\u0430\u043d\u0438\u0447\u0435\u043d\u0438\u044f \u043e\u0431\u044a\u0435\u043c\u0430 \u0434\u0430\u043d\u043d\u044b\u0445, \u0432\u043e\u0437\u0432\u0440\u0430\u0449\u0430\u0435\u043c\u044b\u0445 \u043e\u043f\u0435\u0440\u0430\u0442\u043e\u0440\u043e\u043c SELECT. \u0421\u0438\u043d\u0442\u0430\u043a\u0441\u0438\u0441 \u041e\u0441\u043d\u043e\u0432\u043d\u043e\u0439 \u0441\u0438\u043d\u0442\u0430\u043a\u0441\u0438\u0441 \u043e\u043f\u0435\u0440\u0430\u0442\u043e\u0440\u0430 SELECT \u0441 \u043f\u0440\u0435\u0434\u043b\u043e\u0436\u0435\u043d\u0438\u0435\u043c LIMIT \u0441\u043b\u0435\u0434\u0443\u044e\u0449\u0438\u0439: SELECT column1, [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"categories":[104],"tags":[],"class_list":["post-2991","page","type-page","status-publish","hentry","category-postgresql"],"jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/www.bearloga.space\/uk\/wp-json\/wp\/v2\/pages\/2991","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.bearloga.space\/uk\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/www.bearloga.space\/uk\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/www.bearloga.space\/uk\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.bearloga.space\/uk\/wp-json\/wp\/v2\/comments?post=2991"}],"version-history":[{"count":0,"href":"https:\/\/www.bearloga.space\/uk\/wp-json\/wp\/v2\/pages\/2991\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.bearloga.space\/uk\/wp-json\/wp\/v2\/media?parent=2991"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.bearloga.space\/uk\/wp-json\/wp\/v2\/categories?post=2991"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.bearloga.space\/uk\/wp-json\/wp\/v2\/tags?post=2991"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}