{"id":7462,"date":"2010-03-28T06:56:14","date_gmt":"2010-03-28T06:56:14","guid":{"rendered":"http:\/\/localhost:8105\/?p=7462"},"modified":"2021-12-05T18:46:48","modified_gmt":"2021-12-05T18:46:48","slug":"work-how-to-partially-migrate-a-postgresql-database","status":"publish","type":"post","link":"https:\/\/blog.shahada.abubakar.net\/?p=7462","title":{"rendered":"Work: How to Partially Migrate a PostgreSQL database"},"content":{"rendered":"<p>Assuming you have database on hostA and want to copy it to this host:<\/p>\n<ul>\n<li>Create the database on hostB<\/li>\n<p><code><br \/>\nsudo su - postgres \"createuser --pwprompt --superuser --createdb newdba -h hostB\"<br \/>\ncreatedb -U newdba newdb<br \/>\n<\/code><\/p>\n<li>Migrate the entire schema (without data) across:<\/li>\n<p><code><br \/>\npg_dump -C -s -U olddba -h hostA olddb | psql -U newdba newdb<br \/>\n<\/code><\/p>\n<li>Migrate data in certain tables (i.e. NOT climate* and forecast* tables) only:<\/li>\n<p><code><br \/>\npg_dump -c -Tforecast* -Tclimate* -U olddba -h hostA olddb | psql -U newdba newdb<br \/>\n<\/code><\/ul>\n<p>Note: you may need to type &#8220;reset&#8221; after the pg_dump is complete to reset your terminal to echo mode; having two password prompts confuses it a bit.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Assuming you have database on hostA and want to copy it to this host: Create the database on hostB sudo su &#8211; postgres &#8220;createuser &#8211;pwprompt &#8211;superuser &#8211;createdb newdba -h hostB&#8221; createdb -U newdba newdb&#46;&#46;&#46;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[116],"tags":[],"class_list":["post-7462","post","type-post","status-publish","format-standard","hentry","category-linux"],"_links":{"self":[{"href":"https:\/\/blog.shahada.abubakar.net\/index.php?rest_route=\/wp\/v2\/posts\/7462","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/blog.shahada.abubakar.net\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/blog.shahada.abubakar.net\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/blog.shahada.abubakar.net\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/blog.shahada.abubakar.net\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=7462"}],"version-history":[{"count":2,"href":"https:\/\/blog.shahada.abubakar.net\/index.php?rest_route=\/wp\/v2\/posts\/7462\/revisions"}],"predecessor-version":[{"id":8099,"href":"https:\/\/blog.shahada.abubakar.net\/index.php?rest_route=\/wp\/v2\/posts\/7462\/revisions\/8099"}],"wp:attachment":[{"href":"https:\/\/blog.shahada.abubakar.net\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=7462"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blog.shahada.abubakar.net\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=7462"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blog.shahada.abubakar.net\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=7462"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}