{"id":1049,"date":"2024-09-29T13:26:53","date_gmt":"2024-09-29T10:26:53","guid":{"rendered":"https:\/\/aristov.tech\/blog\/?p=1049"},"modified":"2024-10-07T16:12:32","modified_gmt":"2024-10-07T13:12:32","slug":"delete-v-postgresql","status":"publish","type":"post","link":"https:\/\/aristov.tech\/blog\/delete-v-postgresql\/","title":{"rendered":"DELETE \u0432 PostgreSQL"},"content":{"rendered":"\n<p>\u0421\u0442\u0430\u0442\u044c\u044f \u043e\u0441\u043d\u043e\u0432\u0430\u043d\u0430 \u043d\u0430\u00a0<a href=\"https:\/\/youtu.be\/sLYhbX32N1I\">18 \u0432\u0438\u0434\u0435\u043e<\/a>\u00a0\u0438\u0437 30 \u0442\u0435\u043c\u00a0<a href=\"https:\/\/aristov.tech\/blog\/kurs-sql-c-0\/\">\u043a\u0443\u0440\u0441\u0430 SQL c 0<\/a>\u00a0\u043e\u0442 \u0410\u0440\u0438\u0441\u0442\u043e\u0432\u0430 \u0415\u0432\u0433\u0435\u043d\u0438\u044f. \u0421\u0441\u044b\u043b\u043a\u0438 \u043d\u0430 \u0432\u0438\u0434\u0435\u043e \u043d\u0430 \u043f\u043b\u0430\u0442\u0444\u043e\u0440\u043c\u0430\u0445 <a href=\"https:\/\/rutube.ru\/video\/f5e09e5753c8f9f497a70247c80ee722\/\">RUTUBE<\/a> \u0438 <a href=\"https:\/\/vk.com\/video-212716752_456239104\">VK \u0432\u0438\u0434\u0435\u043e<\/a>.<\/p>\n\n\n\n<p>\u0412 \u043f\u0440\u043e\u0448\u043b\u044b\u0445 \u0441\u0442\u0430\u0442\u044c\u044f\u0445 \u043c\u044b \u0443\u0436\u0435 \u0440\u0430\u0437\u0431\u0438\u0440\u0430\u043b\u0438 \u043d\u0435\u043a\u043e\u0442\u043e\u0440\u044b\u0435 \u043a\u043e\u043c\u0430\u043d\u0434\u044b \u0432 PostgreSQL:  <a href=\"https:\/\/aristov.tech\/blog\/select-v-postgresql\/\">SELECT<\/a>, <a href=\"https:\/\/aristov.tech\/blog\/alter-drop-postgresql\/\">ALTER&amp;DROP<\/a>, <a href=\"http:\/\/\u0412 \u044d\u0442\u043e\u043c 15 \u0438\u0437 30 \u0432\u0438\u0434\u0435\u043e \u0440\u0430\u0441\u0441\u043c\u0430\u0442\u0440\u0438\u0432\u0430\u044e\u0442\u0441\u044f \u0441\u043b\u0435\u0434\u0443\u044e\u0449\u0438\u0435 \u0442\u0435\u043c\u044b: - \u041f\u0440\u0438\u043d\u0446\u0438\u043f WHERE - \u0418\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u043d\u0438\u0435 \u0444\u0443\u043d\u043a\u0446\u0438\u0439 \u0432 WHERE - ORDER BY - LIMIT - OFFSET  \u041f\u0440\u0435\u0437\u0435\u043d\u0442\u0430\u0446\u0438\u0438 \u0438 \u0438\u0441\u0445\u043e\u0434\u043d\u0438\u043a\u0438 \u0434\u043e\u0441\u0442\u0443\u043f\u043d\u044b \u043d\u0430 github \u043f\u043e \u0441\u0441\u044b\u043b\u043a\u0435: https:\/\/github.com\/aeuge\/aristov_tech\/tree\/main\/00%20SQL%20s%200  \u0421\u043e\u0434\u0435\u0440\u0436\u0430\u043d\u0438\u0435 \u043a\u0443\u0440\u0441\u0430 \u0438 \u0441\u0441\u044b\u043b\u043a\u0430 \u043d\u0430 \u0434\u043e\u0431\u0430\u0432\u043b\u0435\u043d\u0438\u0435 \u0432 \u043e\u043d\u043b\u0430\u0439\u043d \u0433\u0440\u0443\u043f\u043f\u0443: https:\/\/aristov.tech\/blog\/kurs-sql-c-0\/  \u0422\u0435\u043a\u0441\u0442\u043e\u0432\u044b\u0439 \u0432\u0430\u0440\u0438\u0430\u043d\u0442 \u043b\u0435\u043a\u0446\u0438\u0438: https:\/\/aristov.tech\/blog\/where-v-postgresql\/\">WHERE<\/a>, <a href=\"https:\/\/aristov.tech\/blog\/update-v-postgresql\">UPDATE<\/a>, <a href=\"https:\/\/aristov.tech\/blog\/insert-v-postgresql\/\">INSERT<\/a>. \u0412 \u044d\u0442\u043e\u0439 \u0441\u0442\u0430\u0442\u044c\u0435 \u0440\u0430\u0441\u0441\u043c\u043e\u0442\u0440\u0438\u043c DELETE.<\/p>\n\n\n\n<p class=\"has-large-font-size\"><strong>DELETE<\/strong><\/p>\n\n\n\n<p>\u041a\u043e\u043c\u0430\u043d\u0434\u0430 DELETE \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u0443\u0435\u0442\u0441\u044f \u0440\u0435\u0436\u0435, \u0447\u0435\u043c \u0434\u0440\u0443\u0433\u0438\u0435 \u043a\u043e\u043c\u0430\u043d\u0434\u044b \u0432 PostgreSQL. \u041e\u0434\u043d\u0430\u043a\u043e \u0438\u043d\u043e\u0433\u0434\u0430 \u043d\u0435\u043e\u0431\u0445\u043e\u0434\u0438\u043c\u043e \u0443\u0434\u0430\u043b\u044f\u0442\u044c \u0441\u0442\u0430\u0440\u044b\u0435 \u0434\u0430\u043d\u043d\u044b\u0435.<\/p>\n\n\n\n<p><a href=\"https:\/\/www.postgresql.org\/docs\/current\/sql-delete.html\">DELETE<\/a> FROM [ ONLY ] table_name [ * ] [ [ AS ] alias ]<br>&nbsp;&nbsp;&nbsp; [ WHERE condition ]<\/p>\n\n\n\n<p>\u0412 DELETE \u0443\u043a\u0430\u0437\u044b\u0432\u0430\u0435\u0442\u0441\u044f \u0442\u043e\u043b\u044c\u043a\u043e \u0438\u0437 \u043a\u0430\u043a\u043e\u0439 \u0442\u0430\u0431\u043b\u0438\u0446\u044b \u043c\u044b \u0443\u0434\u0430\u043b\u044f\u0435\u043c (FROM) \u0438 \u043f\u043e \u043a\u0430\u043a\u043e\u043c\u0443 \u0443\u0441\u043b\u043e\u0432\u0438\u044e (WHERE). \u041f\u043e\u043b\u044f \u043d\u0435 \u0443\u043a\u0430\u0437\u044b\u0432\u0430\u044e\u0442\u0441\u044f, \u0442\u0430\u043a \u043a\u0430\u043a \u0443\u0434\u0430\u043b\u044f\u0435\u0442\u0441\u044f \u0441\u0442\u0440\u043e\u043a\u0430 \u0446\u0435\u043b\u0438\u043a\u043e\u043c. <\/p>\n\n\n\n<p>\u0412 DELETE, \u043a\u0430\u043a \u0438 \u0432 UPDATE, \u043d\u0435\u043b\u044c\u0437\u044f \u0437\u0430\u0431\u044b\u0442\u044c \u043f\u0440\u043e WHERE \u0432\u043e \u0438\u0437\u0431\u0435\u0436\u0430\u043d\u0438\u0435 \u0443\u0442\u0435\u0440\u0438 \u0432\u0441\u0435\u0445 \u0434\u0430\u043d\u043d\u044b\u0445.<\/p>\n\n\n\n<p>\u0421\u043e\u0437\u0434\u0430\u0434\u0438\u043c \u0442\u0430\u0431\u043b\u0438\u0446\u0443 \u0421\u043a\u043b\u0430\u0434 \u0438 \u0432\u0441\u0442\u0430\u0432\u0438\u043c \u0432 \u043d\u0435\u0451 \u0434\u0432\u0435 \u0437\u0430\u043f\u0438\u0441\u0438:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>DROP TABLE IF EXISTS warehouse;\nCREATE TABLE warehouse (\n  id serial UNIQUE,\n  name text NOT NULL DEFAULT '',\n  kolvo int NOT NULL DEFAULT 0,\n  price numeric NOT NULL DEFAULT 0.0,\n  salesTime timestamp with time zone NOT NULL DEFAULT current_timestamp, -- UTC\n  salesTime2 timestamp NOT NULL DEFAULT current_timestamp\n);\nINSERT INTO warehouse (name,kolvo,price) VALUES\n    ('apple',10,10.2),\n    ('grape',20,'20.2');<\/code><\/pre>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"835\" height=\"132\" src=\"https:\/\/aristov.tech\/blog\/wp-content\/uploads\/2024\/07\/image-54.png\" alt=\"\" class=\"wp-image-1050\" srcset=\"https:\/\/aristov.tech\/blog\/wp-content\/uploads\/2024\/07\/image-54.png 835w, https:\/\/aristov.tech\/blog\/wp-content\/uploads\/2024\/07\/image-54-300x47.png 300w, https:\/\/aristov.tech\/blog\/wp-content\/uploads\/2024\/07\/image-54-768x121.png 768w\" sizes=\"auto, (max-width: 835px) 100vw, 835px\" \/><\/figure>\n\n\n\n<p>\u041f\u0440\u043e\u0441\u043c\u043e\u0442\u0440\u0438\u043c \u0441\u0442\u0440\u043e\u043a\u0443 \u0441 id \u0440\u0430\u0432\u043d\u044b\u043c 1:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>SELECT * \nFROM warehouse \nWHERE id = 1;<\/code><\/pre>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"833\" height=\"85\" src=\"https:\/\/aristov.tech\/blog\/wp-content\/uploads\/2024\/07\/image-55.png\" alt=\"\" class=\"wp-image-1051\" srcset=\"https:\/\/aristov.tech\/blog\/wp-content\/uploads\/2024\/07\/image-55.png 833w, https:\/\/aristov.tech\/blog\/wp-content\/uploads\/2024\/07\/image-55-300x31.png 300w, https:\/\/aristov.tech\/blog\/wp-content\/uploads\/2024\/07\/image-55-768x78.png 768w\" sizes=\"auto, (max-width: 833px) 100vw, 833px\" \/><\/figure>\n\n\n\n<p>\u0422\u0435\u043f\u0435\u0440\u044c \u0443\u0434\u0430\u043b\u0438\u043c \u044d\u0442\u0443 \u0441\u0442\u0440\u043e\u043a\u0443 \u0438 \u043f\u0440\u043e\u0441\u043c\u043e\u0442\u0440\u0438\u043c, \u0447\u0442\u043e \u043e\u0441\u0442\u0430\u043b\u043e\u0441\u044c \u0432 \u0442\u0430\u0431\u043b\u0438\u0446\u0435:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>DELETE \nFROM warehouse \nWHERE id = 1;\nSELECT * \nFROM warehouse;<\/code><\/pre>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"825\" height=\"88\" src=\"https:\/\/aristov.tech\/blog\/wp-content\/uploads\/2024\/07\/image-56.png\" alt=\"\" class=\"wp-image-1052\" srcset=\"https:\/\/aristov.tech\/blog\/wp-content\/uploads\/2024\/07\/image-56.png 825w, https:\/\/aristov.tech\/blog\/wp-content\/uploads\/2024\/07\/image-56-300x32.png 300w, https:\/\/aristov.tech\/blog\/wp-content\/uploads\/2024\/07\/image-56-768x82.png 768w\" sizes=\"auto, (max-width: 825px) 100vw, 825px\" \/><\/figure>\n\n\n\n<p>\u0423\u0434\u0430\u043b\u0435\u043d\u0438\u0435 \u0432\u0441\u0435\u0445 \u0437\u0430\u043f\u0438\u0441\u0435\u0439 \u0431\u0435\u0437 \u0443\u0441\u043b\u043e\u0432\u0438\u044f:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>DELETE \nFROM warehouse;<\/code><\/pre>\n\n\n\n<p class=\"has-large-font-size\"><strong>\u041a\u0430\u043a \u0438\u0437\u0431\u0435\u0436\u0430\u0442\u044c \u043e\u0448\u0438\u0431\u043a\u0438<\/strong><\/p>\n\n\n\n<p>\u0420\u0435\u043a\u043e\u043c\u0435\u043d\u0434\u0443\u044e \u043e\u0431\u043e\u0440\u0430\u0447\u0438\u0432\u0430\u0442\u044c \u043a\u043e\u043c\u0430\u043d\u0434\u0443 \u0432 \u0442\u0440\u0430\u043d\u0437\u0430\u043a\u0446\u0438\u044e (\u043f\u043e\u0434\u0440\u043e\u0431\u043d\u0435\u0435 \u043e \u0442\u0440\u0430\u043d\u0437\u0430\u043a\u0446\u0438\u044f\u0445 <a href=\"https:\/\/aristov.tech\/blog\/tranzakczii-v-postgresql\/\">\u0432 \u043c\u043e\u0435\u0439 \u0441\u0442\u0430\u0442\u044c\u0435<\/a>):<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>BEGIN;\nDELETE FROM warehouse;\nROLLBACK;<\/code><\/pre>\n\n\n\n<p>\u041f\u043e\u0441\u043b\u0435 \u043f\u0440\u043e\u0432\u0435\u0440\u043a\u0438 \u043a\u043e\u0440\u0440\u0435\u043a\u0442\u043d\u043e\u0441\u0442\u0438 \u0440\u0430\u0431\u043e\u0442\u044b \u0437\u0430\u043c\u0435\u043d\u0438\u0442\u044c ROLLBACK \u043d\u0430 COMMIT.<\/p>\n\n\n\n<p>\u041b\u0438\u0431\u043e \u0432 \u043d\u0430\u0447\u0430\u043b\u0435 \u0441\u0442\u0430\u0432\u0438\u0442\u044c \u043d\u0435\u0432\u044b\u043f\u043e\u043b\u043d\u0438\u043c\u043e\u0435 \u0443\u0441\u043b\u043e\u0432\u0438\u0435:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>DELETE \nFROM warehouse\nWHERE 1=0;<\/code><\/pre>\n\n\n\n<p>\u0410 \u043f\u043e\u0441\u043b\u0435 \u043e\u043a\u043e\u043d\u0447\u0430\u0442\u0435\u043b\u044c\u043d\u043e\u0433\u043e \u043f\u0440\u0430\u0432\u0438\u043b\u044c\u043d\u043e\u0433\u043e \u043d\u0430\u043f\u0438\u0441\u0430\u043d\u0438\u044f \u0443\u0431\u0440\u0430\u0442\u044c \u044d\u0442\u043e \u0443\u0441\u043b\u043e\u0432\u0438\u0435.<\/p>\n\n\n\n<p>\u042d\u0442\u0438\u043c\u0438 \u0434\u0432\u0443\u043c\u044f \u0441\u043f\u043e\u0441\u043e\u0431\u0430\u043c\u0438 \u043c\u043e\u0436\u043d\u043e \u0438\u0437\u0431\u0435\u0436\u0430\u0442\u044c \u0441\u043b\u0443\u0447\u0430\u0439\u043d\u043e\u0433\u043e \u0432\u044b\u043f\u043e\u043b\u043d\u0435\u043d\u0438\u044f \u043d\u0435\u0434\u043e\u043f\u0438\u0441\u0430\u043d\u043d\u043e\u0439 \u043a\u043e\u043c\u0430\u043d\u0434\u044b, \u043a\u043e\u0442\u043e\u0440\u043e\u0435 \u043f\u0440\u0438\u0432\u0435\u0434\u0435\u0442 \u043a \u0443\u0442\u0435\u0440\u0435 \u0434\u0430\u043d\u043d\u044b\u0445.<\/p>\n\n\n\n<p class=\"has-large-font-size\"><strong>RETURNING<\/strong><\/p>\n\n\n\n<p>\u0412 DELETE \u0442\u0430\u043a\u0436\u0435 \u0435\u0441\u0442\u044c \u043a\u043e\u043d\u0441\u0442\u0440\u0443\u043a\u0446\u0438\u044f RETURNING. \u0421 \u043f\u043e\u043c\u043e\u0449\u044c\u044e \u043d\u0435\u0451 \u043c\u043e\u0436\u043d\u043e \u0443\u0437\u043d\u0430\u0442\u044c, \u043a\u0430\u043a\u0438\u0435 \u043a\u043e\u043d\u043a\u0440\u0435\u0442\u043d\u043e \u0441\u0442\u0440\u043e\u043a\u0438 \u0431\u044b\u043b\u0438 \u0443\u0434\u0430\u043b\u0435\u043d\u044b.<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>&nbsp;&nbsp;&nbsp; &#91; RETURNING * | <em>output_expression<\/em> &#91; &#91; AS ] <em>output_name<\/em> ] &#91;, ...] ]<\/code><\/pre>\n\n\n\n<p>\u0414\u043e\u0431\u0430\u0432\u0438\u043c \u043d\u0435\u0441\u043a\u043e\u043b\u044c\u043a\u043e \u0441\u0442\u0440\u043e\u043a \u0432 \u0442\u0430\u0431\u043b\u0438\u0446\u0443:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>INSERT INTO warehouse (name,kolvo,price) VALUES\n    ('apple',10,10.2),\n    ('grape',20,'20.2');<\/code><\/pre>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"843\" height=\"124\" src=\"https:\/\/aristov.tech\/blog\/wp-content\/uploads\/2024\/07\/image-57.png\" alt=\"\" class=\"wp-image-1053\" srcset=\"https:\/\/aristov.tech\/blog\/wp-content\/uploads\/2024\/07\/image-57.png 843w, https:\/\/aristov.tech\/blog\/wp-content\/uploads\/2024\/07\/image-57-300x44.png 300w, https:\/\/aristov.tech\/blog\/wp-content\/uploads\/2024\/07\/image-57-768x113.png 768w\" sizes=\"auto, (max-width: 843px) 100vw, 843px\" \/><\/figure>\n\n\n\n<p>\u0422\u0435\u043f\u0435\u0440\u044c \u0443\u0434\u0430\u043b\u0438\u043c \u0432\u0441\u0435 \u0441\u0442\u0440\u043e\u043a\u0438, \u0432\u0435\u0440\u043d\u0443\u0432 \u043f\u0440\u0438 \u044d\u0442\u043e\u043c \u0437\u043d\u0430\u0447\u0435\u043d\u0438\u044f \u0441\u0442\u043e\u043b\u0431\u0446\u043e\u0432 \u041a\u043e\u043b\u0438\u0447\u0435\u0441\u0442\u0432\u043e \u0438 \u0426\u0435\u043d\u0430:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>DELETE \nFROM warehouse\nRETURNING kolvo, price;<\/code><\/pre>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"270\" height=\"107\" src=\"https:\/\/aristov.tech\/blog\/wp-content\/uploads\/2024\/07\/image-58.png\" alt=\"\" class=\"wp-image-1054\"\/><\/figure>\n\n\n\n<p class=\"has-large-font-size\"><strong>\u0423\u0434\u0430\u043b\u0435\u043d\u0438\u0435 \u0431\u043e\u043b\u044c\u0448\u043e\u0433\u043e \u043a\u043e\u043b\u0438\u0447\u0435\u0441\u0442\u0432\u0430 \u0441\u0442\u0440\u043e\u043a<\/strong><\/p>\n\n\n\n<p>\u0423\u0434\u0430\u043b\u0435\u043d\u0438\u0435 \u0431\u043e\u043b\u044c\u0448\u043e\u0433\u043e \u043a\u043e\u043b\u0438\u0447\u0435\u0441\u0442\u0432\u0430 \u0441\u0442\u0440\u043e\u043a \u043c\u043e\u0436\u0435\u0442 \u0437\u0430\u043d\u0438\u043c\u0430\u0442\u044c \u043e\u0447\u0435\u043d\u044c \u0434\u043b\u0438\u0442\u0435\u043b\u044c\u043d\u043e\u0435 \u0432\u0440\u0435\u043c\u044f. \u041e\u0442\u043c\u0435\u043d\u0430 \u0442\u0430\u043a\u043e\u0439 \u043e\u043f\u0435\u0440\u0430\u0446\u0438\u0438 &#8212; \u0442\u043e\u0436\u0435 \u043d\u0435 \u0431\u044b\u0441\u0442\u0440\u044b\u0439 \u043f\u0440\u043e\u0446\u0435\u0441\u0441 (\u043e\u0442\u043c\u0435\u043d\u0430 \u0442\u0440\u0430\u043d\u0437\u0430\u043a\u0446\u0438\u0438 \u0441 \u043f\u043e\u043c\u043e\u0449\u044c\u044e ROLLBACK).<\/p>\n\n\n\n<p>\u0420\u0435\u043a\u043e\u043c\u0435\u043d\u0434\u0443\u0435\u0442\u0441\u044f \u0443\u0434\u0430\u043b\u044f\u0442\u044c \u0434\u0430\u043d\u043d\u044b\u0435 \u0431\u0430\u0442\u0447\u0430\u043c\u0438 \u043f\u043e 100 \u0442\u044b\u0441. &#8212; 1 \u043c\u043b\u043d. \u0441\u0442\u0440\u043e\u043a, \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u0443\u044f WHERE. \u0414\u0440\u0443\u0433\u043e\u0439 \u0432\u0430\u0440\u0438\u0430\u043d\u0442 &#8212; \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u0442\u044c <a href=\"https:\/\/www.postgresql.org\/docs\/current\/ddl-partitioning.html\">\u0441\u0435\u043a\u0446\u0438\u043e\u043d\u0438\u0440\u043e\u0432\u0430\u043d\u0438\u0435<\/a> (\u043e\u0442\u043a\u043b\u044e\u0447\u0438\u0442\u044c \u0447\u0430\u0441\u0442\u044c \u0434\u0430\u043d\u043d\u044b\u0445 \u043e\u0442 \u043e\u0441\u043d\u043e\u0432\u043d\u043e\u0439 \u0442\u0430\u0431\u043b\u0438\u0446\u044b \u0432 \u0430\u0440\u0445\u0438\u0432\u043d\u0443\u044e \u0438 \u0443\u0434\u0430\u043b\u044f\u0442\u044c \u0432 \u043d\u0435\u0439).<\/p>\n\n\n\n<p class=\"has-large-font-size\"><strong>TRUNCATE<\/strong><\/p>\n\n\n\n<p>Delete &#8212; \u0437\u0430\u0442\u0440\u0430\u0442\u043d\u0430\u044f \u043f\u043e \u0432\u0440\u0435\u043c\u0435\u043d\u0438 \u0438 \u0440\u0435\u0441\u0443\u0440\u0441\u0430\u043c \u043a\u043e\u043c\u0430\u043d\u0434\u0430, \u0442\u0430\u043a \u043a\u0430\u043a \u0444\u0438\u0437\u0438\u0447\u0435\u0441\u043a\u0438 \u0432\u0441\u0435 \u0437\u0430\u043f\u0438\u0441\u0438 \u0431\u0443\u0434\u0443\u0442 \u043f\u043e\u043c\u0435\u0447\u0435\u043d\u044b \u043a\u0430\u043a \u043c\u0435\u0440\u0442\u0432\u044b\u0435, \u043d\u043e \u043d\u0435 \u0431\u0443\u0434\u0443\u0442 \u0443\u0434\u0430\u043b\u0435\u043d\u044b. \u0427\u0435\u0440\u0435\u0437 \u043a\u0430\u043a\u043e\u0435-\u0442\u043e \u0432\u0440\u0435\u043c\u044f autovacuum \u0443\u0434\u0430\u043b\u0438\u0442 \u0438\u0445 \u0444\u0438\u0437\u0438\u0447\u0435\u0441\u043a\u0438, \u043f\u0440\u0438 \u044d\u0442\u043e\u043c <strong>\u0440\u0430\u0437\u043c\u0435\u0440 \u0442\u0430\u0431\u043b\u0438\u0446\u044b \u041d\u0415 \u0443\u043c\u0435\u043d\u044c\u0448\u0438\u0442\u0441\u044f<\/strong>.<\/p>\n\n\n\n<p>\u0410\u043d\u0430\u043b\u043e\u0433 DML \u043a\u043e\u043c\u0430\u043d\u0434\u044b DELETE &#8212; DDL \u043a\u043e\u043c\u0430\u043d\u0434\u0430 TRUNCATE. \u042d\u0442\u0430 \u043a\u043e\u043c\u0430\u043d\u0434\u0430 \u0443\u0434\u0430\u043b\u044f\u0435\u0442 \u0444\u0430\u0439\u043b\u044b \u0441 \u0434\u0430\u043d\u043d\u044b\u043c\u0438, \u043d\u043e \u0432 \u043d\u0435\u0439 \u043d\u0435\u0442 \u0443\u0441\u043b\u043e\u0432\u0438\u0439 &#8212; \u0432 \u043b\u044e\u0431\u043e\u043c \u0441\u043b\u0443\u0447\u0430\u0435 \u0443\u0434\u0430\u043b\u0435\u043d\u044b \u0431\u0443\u0434\u0443\u0442 \u0432\u0441\u0435 \u0434\u0430\u043d\u043d\u044b\u0435. TRUNCATE &#8212; \u043f\u0440\u0430\u043a\u0442\u0438\u0447\u0435\u0441\u043a\u0438 \u043c\u0433\u043d\u043e\u0432\u0435\u043d\u043d\u0430\u044f \u043e\u043f\u0435\u0440\u0430\u0446\u0438\u044f, \u043e\u0434\u043d\u0430\u043a\u043e \u043e\u043d\u0430 \u0442\u0440\u0435\u0431\u0443\u0435\u0442 \u044d\u043a\u0441\u043a\u043b\u044e\u0437\u0438\u0432\u043d\u043e\u0439 \u0431\u043b\u043e\u043a\u0438\u0440\u043e\u0432\u043a\u0438.<\/p>\n\n\n\n<p>\u041f\u0440\u0438\u043c\u0435\u0440 \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u043d\u0438\u044f:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code><a href=\"https:\/\/www.postgresql.org\/docs\/current\/sql-truncate.html\">TRUNCATE <\/a>warehouse;<\/code><\/pre>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"363\" height=\"152\" src=\"https:\/\/aristov.tech\/blog\/wp-content\/uploads\/2024\/07\/image-59.png\" alt=\"\" class=\"wp-image-1055\" srcset=\"https:\/\/aristov.tech\/blog\/wp-content\/uploads\/2024\/07\/image-59.png 363w, https:\/\/aristov.tech\/blog\/wp-content\/uploads\/2024\/07\/image-59-300x126.png 300w\" sizes=\"auto, (max-width: 363px) 100vw, 363px\" \/><\/figure>\n\n\n\n<p><\/p>\n\n\n\n<p>\u041f\u0440\u0435\u0437\u0435\u043d\u0442\u0430\u0446\u0438\u044f \u043a \u0441\u0442\u0430\u0442\u044c\u0435&nbsp;<a href=\"https:\/\/github.com\/aeuge\/aristov_tech\/blob\/main\/00%20SQL%20s%200\/presentation\/00%2018%20SQL%20c%200.pdf\">\u0437\u0434\u0435\u0441\u044c<\/a>.<\/p>\n\n\n\n<p>19 \u0438\u0437 30 \u0442\u0435\u043c \u0431\u0443\u0434\u0435\u0442 \u0441\u043a\u043e\u0440\u043e \u0434\u043e\u0441\u0442\u0443\u043f\u043d\u0430. \u0415\u0441\u043b\u0438 \u0432\u044b \u0445\u043e\u0442\u0438\u0442\u0435 \u0431\u044b\u0441\u0442\u0440\u0435\u0435 \u043f\u043e\u043b\u0443\u0447\u0438\u0442\u044c \u0434\u043e\u0441\u0442\u0443\u043f \u2013 \u043f\u0440\u0438\u0441\u043e\u0435\u0434\u0438\u043d\u044f\u0439\u0442\u0435\u0441\u044c \u043a \u043e\u043d\u043b\u0430\u0439\u043d \u0433\u0440\u0443\u043f\u043f\u0435, \u0441\u0441\u044b\u043b\u043a\u0430 \u0434\u043e\u0441\u0442\u0443\u043f\u043d\u0430 \u0432&nbsp;<a href=\"https:\/\/aristov.tech\/blog\/kurs-sql-c-0\/\">\u043e\u043f\u0438\u0441\u0430\u043d\u0438\u0438 \u043a\u0443\u0440\u0441\u0430<\/a>.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u0421\u0442\u0430\u0442\u044c\u044f \u043e\u0441\u043d\u043e\u0432\u0430\u043d\u0430 \u043d\u0430\u00a018 \u0432\u0438\u0434\u0435\u043e\u00a0\u0438\u0437 30 \u0442\u0435\u043c\u00a0\u043a\u0443\u0440\u0441\u0430 SQL c 0\u00a0\u043e\u0442 \u0410\u0440\u0438\u0441\u0442\u043e\u0432\u0430 \u0415\u0432\u0433\u0435\u043d\u0438\u044f. \u0421\u0441\u044b\u043b\u043a\u0438 \u043d\u0430 \u0432\u0438\u0434\u0435\u043e \u043d\u0430 \u043f\u043b\u0430\u0442\u0444\u043e\u0440\u043c\u0430\u0445 RUTUBE \u0438 VK \u0432\u0438\u0434\u0435\u043e. \u0412 \u043f\u0440\u043e\u0448\u043b\u044b\u0445 \u0441\u0442\u0430\u0442\u044c\u044f\u0445 \u043c\u044b \u0443\u0436\u0435 \u0440\u0430\u0437\u0431\u0438\u0440\u0430\u043b\u0438 \u043d\u0435\u043a\u043e\u0442\u043e\u0440\u044b\u0435 \u043a\u043e\u043c\u0430\u043d\u0434\u044b \u0432 PostgreSQL: SELECT, ALTER&amp;DROP, WHERE, UPDATE, INSERT. \u0412 \u044d\u0442\u043e\u0439 \u0441\u0442\u0430\u0442\u044c\u0435 \u0440\u0430\u0441\u0441\u043c\u043e\u0442\u0440\u0438\u043c DELETE. DELETE \u041a\u043e\u043c\u0430\u043d\u0434\u0430 DELETE \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u0443\u0435\u0442\u0441\u044f \u0440\u0435\u0436\u0435, \u0447\u0435\u043c \u0434\u0440\u0443\u0433\u0438\u0435 \u043a\u043e\u043c\u0430\u043d\u0434\u044b \u0432 PostgreSQL. \u041e\u0434\u043d\u0430\u043a\u043e \u0438\u043d\u043e\u0433\u0434\u0430 \u043d\u0435\u043e\u0431\u0445\u043e\u0434\u0438\u043c\u043e \u0443\u0434\u0430\u043b\u044f\u0442\u044c \u0441\u0442\u0430\u0440\u044b\u0435 [&hellip;]<\/p>\n","protected":false},"author":3,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[204,194],"tags":[111,16,114,129,267,72,66,277,88],"class_list":["post-1049","post","type-post","status-publish","format-standard","hentry","category-kurs-sql-s-0","category-obuchenie-postgresql","tag-delete","tag-postgresql","tag-returning","tag-truncate","tag-where","tag-kurs","tag-obuchenie","tag-sekczionirovanie","tag-tranzakczii"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.4 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>DELETE \u0432 PostgreSQL - \u0411\u043b\u043e\u0433 \u043f\u043e \u0430\u0440\u0445\u0438\u0442\u0435\u043a\u0442\u0443\u0440\u0435 \u0438 \u043e\u043f\u0442\u0438\u043c\u0438\u0437\u0430\u0446\u0438\u0438 PostgreSQL \u043e\u0442 \u0410\u0440\u0438\u0441\u0442\u043e\u0432\u0430 \u0415\u0432\u0433\u0435\u043d\u0438\u044f<\/title>\n<meta name=\"description\" content=\"\u0412 \u0441\u0442\u0430\u0442\u044c\u0435 \u0440\u0430\u0441\u0441\u043c\u0430\u0442\u0440\u0438\u0432\u0430\u0435\u043c \u043a\u043e\u043c\u0430\u043d\u0434\u0443 DELETE \u0432 PostgreSQL. \u0423\u0437\u043d\u0430\u0435\u043c, \u043a\u0430\u043a \u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u0442\u044c\u0441\u044f RETURNING, \u0432 \u0447\u0435\u043c \u043e\u0442\u043b\u0438\u0447\u0438\u0435 \u0441 TRUNCATE, \u043a\u0430\u043a \u0441\u043b\u0443\u0447\u0430\u0439\u043d\u043e \u043d\u0435 \u0443\u0434\u0430\u043b\u0438\u0442\u044c \u0432\u0441\u0435 \u0434\u0430\u043d\u043d\u044b\u0435.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/aristov.tech\/blog\/delete-v-postgresql\/\" \/>\n<meta property=\"og:locale\" content=\"ru_RU\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"DELETE \u0432 PostgreSQL - \u0411\u043b\u043e\u0433 \u043f\u043e \u0430\u0440\u0445\u0438\u0442\u0435\u043a\u0442\u0443\u0440\u0435 \u0438 \u043e\u043f\u0442\u0438\u043c\u0438\u0437\u0430\u0446\u0438\u0438 PostgreSQL \u043e\u0442 \u0410\u0440\u0438\u0441\u0442\u043e\u0432\u0430 \u0415\u0432\u0433\u0435\u043d\u0438\u044f\" \/>\n<meta property=\"og:description\" content=\"\u0412 \u0441\u0442\u0430\u0442\u044c\u0435 \u0440\u0430\u0441\u0441\u043c\u0430\u0442\u0440\u0438\u0432\u0430\u0435\u043c \u043a\u043e\u043c\u0430\u043d\u0434\u0443 DELETE \u0432 PostgreSQL. \u0423\u0437\u043d\u0430\u0435\u043c, \u043a\u0430\u043a \u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u0442\u044c\u0441\u044f RETURNING, \u0432 \u0447\u0435\u043c \u043e\u0442\u043b\u0438\u0447\u0438\u0435 \u0441 TRUNCATE, \u043a\u0430\u043a \u0441\u043b\u0443\u0447\u0430\u0439\u043d\u043e \u043d\u0435 \u0443\u0434\u0430\u043b\u0438\u0442\u044c \u0432\u0441\u0435 \u0434\u0430\u043d\u043d\u044b\u0435.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/aristov.tech\/blog\/delete-v-postgresql\/\" \/>\n<meta property=\"og:site_name\" content=\"\u0411\u043b\u043e\u0433 \u043f\u043e \u0430\u0440\u0445\u0438\u0442\u0435\u043a\u0442\u0443\u0440\u0435 \u0438 \u043e\u043f\u0442\u0438\u043c\u0438\u0437\u0430\u0446\u0438\u0438 PostgreSQL \u043e\u0442 \u0410\u0440\u0438\u0441\u0442\u043e\u0432\u0430 \u0415\u0432\u0433\u0435\u043d\u0438\u044f\" \/>\n<meta property=\"article:published_time\" content=\"2024-09-29T10:26:53+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2024-10-07T13:12:32+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/aristov.tech\/blog\/wp-content\/uploads\/2024\/07\/image-54.png\" \/>\n<meta name=\"author\" content=\"Maria\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"\u041d\u0430\u043f\u0438\u0441\u0430\u043d\u043e \u0430\u0432\u0442\u043e\u0440\u043e\u043c\" \/>\n\t<meta name=\"twitter:data1\" content=\"Maria\" \/>\n\t<meta name=\"twitter:label2\" content=\"\u041f\u0440\u0438\u043c\u0435\u0440\u043d\u043e\u0435 \u0432\u0440\u0435\u043c\u044f \u0434\u043b\u044f \u0447\u0442\u0435\u043d\u0438\u044f\" \/>\n\t<meta name=\"twitter:data2\" content=\"4 \u043c\u0438\u043d\u0443\u0442\u044b\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\\\/\\\/aristov.tech\\\/blog\\\/delete-v-postgresql\\\/#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/aristov.tech\\\/blog\\\/delete-v-postgresql\\\/\"},\"author\":{\"name\":\"Maria\",\"@id\":\"https:\\\/\\\/aristov.tech\\\/blog\\\/#\\\/schema\\\/person\\\/6a152749a3dde76f19cc30db676d2310\"},\"headline\":\"DELETE \u0432 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