\n \uc6cc\ub4dc\ud504\ub808\uc2a4\ub294 \ub370\uc774\ud130\ubca0\uc774\uc2a4 \uc911\uc2ec\uc758 CMS(Content Management System)\uc73c\ub85c, \ub370\uc774\ud130\ubca0\uc774\uc2a4\ub97c \ud65c\uc6a9\ud558\uc5ec \ud3ec\uc2a4\ud2b8, \uc0ac\uc6a9\uc790, \ub313\uae00, \uc124\uc815 \ub4f1 \ub2e4\uc591\ud55c \ub370\uc774\ud130\ub97c \uad00\ub9ac\ud569\ub2c8\ub2e4. \uc774 \uae00\uc5d0\uc11c\ub294 \uc6cc\ub4dc\ud504\ub808\uc2a4\uc5d0\uc11c \ucee4\uc2a4\ud140 \ub370\uc774\ud130\ub97c \ucc98\ub9ac\ud558\ub294 \ubc29\ubc95\uacfc `WP_Query`\ub97c \uc0ac\uc6a9\ud558\uc5ec \uc6d0\ud558\ub294 \ub370\uc774\ud130\ub97c \ud6a8\uc728\uc801\uc73c\ub85c \ubd88\ub7ec\uc624\ub294 \ubc29\ubc95\uc744 \uc54c\uc544\ubcf4\uaca0\uc2b5\ub2c8\ub2e4.\n<\/p>\n
\n \uc6cc\ub4dc\ud504\ub808\uc2a4\ub294 \uae30\ubcf8\uc801\uc73c\ub85c MySQL \ub370\uc774\ud130\ubca0\uc774\uc2a4\ub97c \uc0ac\uc6a9\ud558\uc5ec \ub370\uc774\ud130\ub97c \uc800\uc7a5\ud569\ub2c8\ub2e4. \uae30\ubcf8 \ud14c\uc774\ube14 \uad6c\uc870\ub294 \ub2e4\uc74c\uacfc \uac19\uc2b5\ub2c8\ub2e4:\n<\/p>\n
wp_posts<\/code>: \ud3ec\uc2a4\ud2b8 \ubc0f \ud398\uc774\uc9c0 \ub370\uc774\ud130 \uc800\uc7a5<\/li>\nwp_users<\/code>: \uc0ac\uc6a9\uc790 \uc815\ubcf4 \uc800\uc7a5<\/li>\nwp_comments<\/code>: \ub313\uae00 \ub370\uc774\ud130 \uc800\uc7a5<\/li>\nwp_options<\/code>: \uc0ac\uc774\ud2b8 \uc124\uc815 \uc815\ubcf4 \uc800\uc7a5<\/li>\nwp_postmeta<\/code>: \ud3ec\uc2a4\ud2b8\uc5d0 \ub300\ud55c \ucd94\uac00 \uba54\ud0c0\ub370\uc774\ud130 \uc800\uc7a5<\/li>\n<\/ul>\n1.1 \ub370\uc774\ud130\ubca0\uc774\uc2a4 \ud14c\uc774\ube14 \uad6c\uc870<\/h3>\n
\n \uac01 \ud14c\uc774\ube14\uc740 \uc5ec\ub7ec \uac00\uc9c0 \ud544\ub4dc\ub97c \uc815\uc758\ud558\uace0 \uc788\uc73c\uba70, \uadf8 \uc911\uc5d0\uc11c\ub3c4 \ud2b9\ud788 \uc8fc\uc758\ud574\uc57c \ud560 \uac83\uc740 wp_postmeta<\/code> \ud14c\uc774\ube14\uc785\ub2c8\ub2e4. \uc774 \ud14c\uc774\ube14\uc740 \ud3ec\uc2a4\ud2b8\uc5d0 \ub300\ud55c \ucd94\uac00\uc801\uc778 \uc815\ubcf4\ub97c \uc800\uc7a5\ud558\ub294 \ub370 \uc0ac\uc6a9\ub429\ub2c8\ub2e4. \ucee4\uc2a4\ud140 \ud544\ub4dc\ub97c \ucd94\uac00\ud558\ub824\uba74 \uc774 \ud14c\uc774\ube14\uc5d0 \uc0c8\ub85c\uc6b4 \uba54\ud0c0\ud0a4\uc640 \uba54\ud0c0\uac12\uc744 \uc0bd\uc785\ud558\uba74 \ub429\ub2c8\ub2e4.\n<\/p>\n2. \ucee4\uc2a4\ud140 \ub370\uc774\ud130 \ucd94\uac00\ud558\uae30<\/h2>\n
\n \ucee4\uc2a4\ud140 \ub370\uc774\ud130\ub97c \ucd94\uac00\ud558\uae30 \uc704\ud574\uc11c\ub294 \ud3ec\uc2a4\ud2b8 \uba54\ud0c0(metadata)\ub97c \uc0ac\uc6a9\ud558\uc5ec \uc6d0\ud558\ub294 \uc815\ubcf4\ub97c \uc800\uc7a5\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc774\ub97c \uc704\ud574 `add_post_meta()`, `update_post_meta()`, `get_post_meta()` \ud568\uc218\ub97c \uc0ac\uc6a9\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.\n<\/p>\n
2.1 \ud3ec\uc2a4\ud2b8 \uba54\ud0c0 \ucd94\uac00 \uc608\uc81c<\/h3>\n\n$post_id = 1; \/\/ ID of the post\n$meta_key = 'custom_field';\n$meta_value = 'This is a custom value';\n\n\/\/ \uba54\ud0c0 \ucd94\uac00\nadd_post_meta($post_id, $meta_key, $meta_value);\n<\/code><\/pre>\n2.2 \ud3ec\uc2a4\ud2b8 \uba54\ud0c0 \uc5c5\ub370\uc774\ud2b8 \uc608\uc81c<\/h3>\n\n\/\/ \uba54\ud0c0 \uc5c5\ub370\uc774\ud2b8\nupdate_post_meta($post_id, $meta_key, 'Updated custom value');\n<\/code><\/pre>\n2.3 \ud3ec\uc2a4\ud2b8 \uba54\ud0c0 \ubd88\ub7ec\uc624\uae30 \uc608\uc81c<\/h3>\n\n\/\/ \uba54\ud0c0 \ubd88\ub7ec\uc624\uae30\n$custom_value = get_post_meta($post_id, $meta_key, true);\necho $custom_value; \/\/ \"Updated custom value\"\n<\/code><\/pre>\n3. WP_Query\ub97c \uc774\uc6a9\ud55c \ub370\uc774\ud130 \ubd88\ub7ec\uc624\uae30<\/h2>\n
\n `WP_Query` \ud074\ub798\uc2a4\ub294 \ud2b9\uc815 \uae30\uc900\uc5d0 \ub530\ub77c \ud3ec\uc2a4\ud2b8\ub97c \ucffc\ub9ac\ud560 \uc218 \uc788\ub294 \uac15\ub825\ud55c \ub3c4\uad6c\uc785\ub2c8\ub2e4. \ucee4\uc2a4\ud140 \ub370\uc774\ud130\uc640 \uba54\ud0c0 \ub370\uc774\ud130\ub97c \ucffc\ub9ac\ud560 \ub54c \ud2b9\ud788 \uc720\uc6a9\ud569\ub2c8\ub2e4.\n<\/p>\n
3.1 WP_Query \uae30\ubcf8 \uc0ac\uc6a9\ubc95<\/h3>\n\n$args = array(\n 'post_type' => 'post', \/\/ \ud3ec\uc2a4\ud2b8 \ud0c0\uc785\n 'posts_per_page' => 10, \/\/ \ubd88\ub7ec\uc62c \ud3ec\uc2a4\ud2b8 \uac1c\uc218\n);\n\n$query = new WP_Query($args);\n\n\/\/ \ud3ec\uc2a4\ud2b8 \ub8e8\ud504 \uc2dc\uc791\nif ($query->have_posts()) {\n while ($query->have_posts()) {\n $query->the_post();\n the_title('', '<\/h2>'); \/\/ \ud3ec\uc2a4\ud2b8 \uc81c\ubaa9 \ucd9c\ub825\n the_content(); \/\/ \ud3ec\uc2a4\ud2b8 \ub0b4\uc6a9 \ucd9c\ub825\n }\n} else {\n echo '\ud3ec\uc2a4\ud2b8\uac00 \uc5c6\uc2b5\ub2c8\ub2e4.';\n}\n\/\/ \ud3ec\uc2a4\ud2b8 \ub8e8\ud504 \uc885\ub8cc\nwp_reset_postdata(); \/\/ \ucffc\ub9ac \ub9ac\uc14b\n<\/code><\/pre>\n3.2 \ucee4\uc2a4\ud140 \uba54\ud0c0 \ub370\uc774\ud130\ub85c \ud544\ud130\ub9c1\ud558\uae30<\/h3>\n
\n \ucee4\uc2a4\ud140 \uba54\ud0c0 \ub370\uc774\ud130\ub97c \uae30\ubc18\uc73c\ub85c \ud3ec\uc2a4\ud2b8\ub97c \ud544\ud130\ub9c1\ud558\uace0 \ubd88\ub7ec\uc624\ub824\uba74 meta_key<\/code>\uc640 meta_value<\/code>\ub97c \uc0ac\uc6a9\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.\n<\/p>\n\n$args = array(\n 'post_type' => 'post',\n 'meta_query' => array(\n array(\n 'key' => 'custom_field', \/\/ \uba54\ud0c0 \ud0a4\n 'value' => 'This is a custom value', \/\/ \uba54\ud0c0 \uac12\n 'compare' => '=', \/\/ \ube44\uad50 \uc5f0\uc0b0\uc790\n ),\n ),\n);\n\n$query = new WP_Query($args);\n\n\/\/ \ud3ec\uc2a4\ud2b8 \ub8e8\ud504 \uc2dc\uc791\nif ($query->have_posts()) {\n while ($query->have_posts()) {\n $query->the_post();\n the_title('', '<\/h2>'); \/\/ \ud3ec\uc2a4\ud2b8 \uc81c\ubaa9 \ucd9c\ub825\n the_content(); \/\/ \ud3ec\uc2a4\ud2b8 \ub0b4\uc6a9 \ucd9c\ub825\n }\n} else {\n echo '\uc870\uac74\uc5d0 \ub9de\ub294 \ud3ec\uc2a4\ud2b8\uac00 \uc5c6\uc2b5\ub2c8\ub2e4.';\n}\nwp_reset_postdata(); \/\/ \ucffc\ub9ac \ub9ac\uc14b\n<\/code><\/pre>\n4. \ub2e4\uc591\ud55c WP_Query \uc635\uc158<\/h2>\n
\n `WP_Query` \ud074\ub798\uc2a4\ub294 \ub2e4\uc591\ud55c \uc778\uc790\ub97c \ud5c8\uc6a9\ud558\uc5ec \ucee4\uc2a4\ud130\ub9c8\uc774\uc9d5\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc544\ub798\ub294 \uc720\uc6a9\ud55c \uba87 \uac00\uc9c0 \uc778\uc790\uc785\ub2c8\ub2e4.\n<\/p>\n
\norderby<\/code>: \uc815\ub82c \uae30\uc900. \uc608: ‘date’, ‘title’, ‘rand’<\/li>\norder<\/code>: \uc815\ub82c \uc21c\uc11c. ‘ASC’ \ub610\ub294 ‘DESC’<\/li>\npost_status<\/code>: \ud3ec\uc2a4\ud2b8 \uc0c1\ud0dc. ‘publish’, ‘draft’, ‘pending’<\/li>\ntax_query<\/code>: \ud2b9\uc815 \ubd84\ub958\ubc95(Taxonomy)\uc5d0 \ub530\ub77c \ud544\ud130\ub9c1<\/li>\n<\/ul>\n4.1 \uc815\ub82c \ubc0f \uc0c1\ud0dc \ud544\ud130\ub9c1 \uc608\uc81c<\/h3>\n\n$args = array(\n 'post_type' => 'post',\n 'orderby' => 'date', \/\/ \ub0a0\uc9dc \uae30\uc900 \uc815\ub82c\n 'order' => 'DESC', \/\/ \ub0b4\ub9bc\ucc28\uc21c\n 'post_status' => 'publish', \/\/ \uac8c\uc2dc\ub41c \ud3ec\uc2a4\ud2b8\ub9cc \ubd88\ub7ec\uc624\uae30\n);\n\n$query = new WP_Query($args);\n\n\/\/ \ub8e8\ud504 \uc2dc\uc791\nif ($query->have_posts()) {\n while ($query->have_posts()) {\n $query->the_post();\n the_title('', '<\/h2>');\n the_content();\n }\n}\nwp_reset_postdata();\n<\/code><\/pre>\n4.2 Taxonomy\ub97c \uc774\uc6a9\ud55c \ud544\ud130\ub9c1 \uc608\uc81c<\/h3>\n
\n \ud2b9\uc815 \ubd84\ub958\ubc95\uc5d0 \ub530\ub77c \ud3ec\uc2a4\ud2b8\ub97c \ud544\ud130\ub9c1\ud560 \uc218\ub3c4 \uc788\uc2b5\ub2c8\ub2e4.\n<\/p>\n
\n$args = array(\n 'post_type' => 'post',\n 'tax_query' => array(\n array(\n 'taxonomy' => 'category', \/\/ \ubd84\ub958\ubc95\n 'field' => 'slug', \/\/ \uc2ac\ub7ec\uadf8\ub85c \uac80\uc0c9\n 'terms' => 'my-category', \/\/ \ubd84\ub958 \uc2ac\ub7ec\uadf8\n ),\n ),\n);\n\n$query = new WP_Query($args);\n\n\/\/ \ub8e8\ud504 \uc2dc\uc791\nif ($query->have_posts()) {\n while ($query->have_posts()) {\n $query->the_post();\n the_title('', '<\/h2>');\n the_content();\n }\n}\nwp_reset_postdata();\n<\/code><\/pre>\n5. \uacb0\ub860<\/h2>\n
\n \uc6cc\ub4dc\ud504\ub808\uc2a4\uc5d0\uc11c \ub370\uc774\ud130\ubca0\uc774\uc2a4\uc640 \ucee4\uc2a4\ud140 \ub370\uc774\ud130\ub97c \ud6a8\uacfc\uc801\uc73c\ub85c \ucc98\ub9ac\ud558\uace0 \ubd88\ub7ec\uc624\uae30 \uc704\ud574\uc11c\ub294 WP_Query<\/code> \ud074\ub798\uc2a4\ub97c \uc798 \ud65c\uc6a9\ud574\uc57c \ud569\ub2c8\ub2e4. \ucee4\uc2a4\ud140 \uba54\ud0c0\ub370\uc774\ud130\uc640 \ub2e4\uc591\ud55c \ucffc\ub9ac \uc635\uc158\uc744 \uc0ac\uc6a9\ud558\uc5ec \uc6d0\ud558\ub294 \ub370\uc774\ud130\ub97c \ud6a8\uc728\uc801\uc73c\ub85c \uc5bb\uc744 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc774\ub7ec\ud55c \uae30\uc220\uc740 \ud2b9\ud788 \ub370\uc774\ud130\uac00 \ub9ce\uc774 \uc313\uc774\ub294 \ubcf5\uc7a1\ud55c \uc0ac\uc774\ud2b8\uc5d0\uc11c \uc720\uc6a9\ud558\uba70, \uc0ac\uc6a9\uc790 \ub9de\ucda4\ud615 \uc815\ubcf4\ub97c \uc81c\uacf5\ud558\ub294 \ub370 \ud070 \ub3c4\uc6c0\uc744 \uc90d\ub2c8\ub2e4.\n<\/p>\n\n \uc774\ubc88 \uac15\uc88c\ub97c \ud1b5\ud574 \ub370\uc774\ud130\ubca0\uc774\uc2a4 \ucc98\ub9ac\uc640 \ucee4\uc2a4\ud140 \ub370\uc774\ud130 \uc811\uadfc \ubc29\ubc95\uc5d0 \ub300\ud574 \ub9ce\uc740 \uc815\ubcf4\ub97c \uc5bb\uc73c\uc168\uae30\ub97c \ubc14\ub78d\ub2c8\ub2e4. \ub2e4\uc74c \uc2dc\uac04\uc5d0\ub294 \ub354 \uc2ec\ud654\ub41c \uc8fc\uc81c\ub85c \ub3cc\uc544\uc624\uaca0\uc2b5\ub2c8\ub2e4!\n<\/p>\n
<\/body><\/p>\n","protected":false},"excerpt":{"rendered":"