{"id":34178,"date":"2025-06-11T08:35:13","date_gmt":"2025-06-11T08:35:13","guid":{"rendered":"http:\/\/www.withdata.com\/blog\/?p=34178"},"modified":"2026-07-25T03:51:11","modified_gmt":"2026-07-25T03:51:11","slug":"copy-multiple-postgresql-tables-to-one-mariadb-table","status":"publish","type":"post","link":"https:\/\/www.withdata.com\/blog\/postgrestomariadb\/copy-multiple-postgresql-tables-to-one-mariadb-table.html","title":{"rendered":"Merge multiple similar PostgreSQL tables to 1 MariaDB table"},"content":{"rendered":"<p>Want to transfer data from multiple similar  <a href=\"https:\/\/www.postgresql.org\/\">PostgreSQL<\/a>  tables to 1 MariaDB table?<\/p>\n<p>Try Withdata <a href=\"https:\/\/www.withdata.com\/db-copier\/\">DBCopier<\/a>, a PostgreSQL to MariaDB converter for Windows, Mac, and Linux, Copy PostgreSQL data to MariaDB, Easy and Fast.<\/p>\n<ul>\n<li>Can run in <span id=\"gui\">GUI<\/span> mode, <a href=\"#convert\">Step by Step<\/a>, just a few mouse clicks.<\/li>\n<li>Can run in <a href=\"\/tools\/db-to-db\/postgres-to-mariadb-cmd\" target=\"_blank\">Command line<\/a>, for <a href=\"\/tools\/db-to-db\/postgres-to-mariadb-task\" target=\"_blank\">Scheduled Tasks<\/a> and Streams.<\/li>\n<li>Support <a href=\"\/tools\/db-to-db\/postgres-to-mariadb-windows\" target=\"_blank\">Windows<\/a>, <a href=\"\/tools\/db-to-db\/postgres-to-mariadb-linux\" target=\"_blank\">Linux<\/a>, and <a href=\"\/tools\/db-to-db\/postgres-to-mariadb-macos\" target=\"_blank\">macOS<\/a>.<\/li>\n<\/ul>\n<p><a href=\"#download-top\" onclick=\"dtv.style.display = 'block';\">Download Withdata DBCopier<\/a>  <a href=\"#download-top\" onclick=\"dtv.style.display = 'block';\"><img decoding=\"async\" src=\"https:\/\/www.withdata.com\/images\/download_3.jpg\" alt=\"Download DBCopier\" width=\"80\" height=\"22\" style=\"max-width:100%;height:auto;\" \/><\/a> <span id=\"dtv\" style=\"display: none;\"><br \/>\n<a href=\"\/download.php?app=DBCopier&#038;ver=win64\">Windows 64 bit<\/a><br \/>\n<a href=\"\/download.php?app=DBCopier&#038;ver=win32\">Windows 32 bit<\/a><br \/>\n<a href=\"\/download.php?app=DBCopier&#038;ver=deb\">Linux .deb (For Debian, Ubuntu) 64 bit<\/a><br \/>\n<a href=\"\/download.php?app=DBCopier&#038;ver=rpm\">Linux .rpm (For Red Hat, Fedora, SUSE) 64 bit<\/a><br \/>\n<a href=\"\/download.php?app=DBCopier&#038;ver=pkg\">MacOS 64 bit<\/a><br \/>\n<\/span><\/p>\n<h2 id=\"transfer\">Transfer data from multiple similar PostgreSQL tables to a single MariaDB table<\/h2>\n<p><a href=\"#login\">Login to PostgreSQL and MariaDB<\/a> -> <a href=\"#source\">Select source PostgreSQL tables<\/a> -> <a href=\"#target\">Set the target MariaDB table<\/a> -> <a href=\"#do\">Copy PostgreSQL data to MariaDB<\/a><\/p>\n<p id=\"login\"> Choose source PostgreSQL database and logon.<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.withdata.com\/images\/logon\/choose_postgresql_logon.png\" alt=\"convert PostgreSQL data to MariaDB data - Choose PostgreSQL and logon\" width=\"430\" height=\"441\" style=\"max-width:100%;height:auto;display:block;\" \/><\/p>\n<p> Choose target MariaDB database and logon.<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.withdata.com\/images\/logon\/choose_mariadb_logon.png\" alt=\"convert PostgreSQL data to MariaDB data - Choose MariaDB and logon\" width=\"430\" height=\"455\" style=\"max-width:100%;height:auto;display:block;\" loading=\"lazy\" decoding=\"async\" \/><\/p>\n<p> Click &#8220;Convert Similar Tables&#8221; at task dialog.<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.withdata.com\/images\/dbtodb\/wizard_a_1.png\" ALT=\"Import data from multiple similar PostgreSQL tables to 1 MariaDB table - Task Window\" width=\"636\" height=\"479\" style=\"max-width:100%;height:auto;display:block;\" loading=\"lazy\" decoding=\"async\"><\/p>\n<p>then show the wizard.<\/p>\n<h3 id=\"source\">1. Select similar PostgreSQL tables.<\/h3>\n<p><img decoding=\"async\" src=\"https:\/\/www.withdata.com\/images\/dbtodb\/similar-source_has-schema.png\" ALT=\"Convert data from multiple similar PostgreSQL tables to 1 MariaDB table - open query results\" width=\"722\" height=\"572\" style=\"max-width:100%;height:auto;display:block;\" loading=\"lazy\" decoding=\"async\"><\/p>\n<h3 id=\"target\">2. Select a destination MariaDB table and config fields.<\/h3>\n<p><img decoding=\"async\" src=\"https:\/\/www.withdata.com\/images\/dbtodb\/similar-target_table_has-schema.png\" ALT=\"Combine multiple similar PostgreSQL tables data to a single MariaDB table - select table\" width=\"722\" height=\"572\" style=\"max-width:100%;height:auto;display:block;\" loading=\"lazy\" decoding=\"async\"><\/p>\n<h3>3. Preview data.<\/h3>\n<p><img decoding=\"async\" src=\"https:\/\/www.withdata.com\/images\/dbtodb\/similar_preview.png\" ALT=\"Migrage data from multiple similar PostgreSQL tables to 1 MariaDB table - preview\" width=\"722\" height=\"572\" style=\"max-width:100%;height:auto;display:block;\" loading=\"lazy\" decoding=\"async\"><\/p>\n<h3 id=\"do\">4. Import data from multiple similar PostgreSQL tables to a single MariaDB table.<\/h3>\n<p><img decoding=\"async\" src=\"https:\/\/www.withdata.com\/images\/dbtodb\/similar_import.png\" ALT=\"Merge multiple similar PostgreSQL tables to a single MariaDB table - import\" width=\"722\" height=\"572\" style=\"max-width:100%;height:auto;display:block;\" loading=\"lazy\" decoding=\"async\"><\/p>\n<hr style=\"clear: both;\" \/>\n<p>More about <a href=\"\/tools\/db-to-db\/postgres-to-mariadb\">PostgreSQL to MariaDB converter<\/a><\/p>\n<div id=\"download-bottom\" style=\"clear: both;\">\n<p>Download Withdata DBCopier<a href=\"#download-bottom\" onclick=\"dbv.style.display = 'block';\"><img decoding=\"async\" src=\"https:\/\/www.withdata.com\/images\/btn_download_green.png\" alt=\"Download DBCopier\" width=\"165\" height=\"50\" style=\"max-width:100%;height:auto;\" loading=\"lazy\" decoding=\"async\" \/><\/a> <span id=\"dbv\" style=\"display: none;\"><br \/>\n<a href=\"\/download.php?app=DBCopier&#038;ver=win64\">Windows 64 bit<\/a><br \/>\n<a href=\"\/download.php?app=DBCopier&#038;ver=win32\">Windows 32 bit<\/a><br \/>\n<a href=\"\/download.php?app=DBCopier&#038;ver=deb\">Linux .deb (For Debian, Ubuntu) 64 bit<\/a><br \/>\n<a href=\"\/download.php?app=DBCopier&#038;ver=rpm\">Linux .rpm (For Red Hat, Fedora, SUSE) 64 bit<\/a><br \/>\n<a href=\"\/download.php?app=DBCopier&#038;ver=pkg\">MacOS 64 bit<\/a><br \/>\n<\/span><\/p>\n<\/div>\n<p>See also: <\/p>\n<ul>\n<li><a href=\"https:\/\/www.withdata.com\/blog\/postgrestomariadb\/copy-postgresql-table-to-mariadb.html\">Copy PostgreSQL table data to MariaDB<\/a><\/li>\n<li><a href=\"https:\/\/www.withdata.com\/blog\/postgrestomariadb\/copy-postgresql-query-to-mariadb-table.html\">Copy PostgreSQL query results to MariaDB table<\/a><\/li>\n<li><a href=\"https:\/\/www.withdata.com\/blog\/postgrestomariadb\/postgresql-to-mariadb.html\">Batch copy PostgreSQL tables to MariaDB<\/a><\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>Want to transfer data from multiple similar PostgreSQL tables to 1 MariaDB table? Try Withdata DBCopier, a PostgreSQL to MariaDB converter for Windows, Mac, and Linux, Copy PostgreSQL data to MariaDB, Easy and Fast. Can run in GUI mode, Step by Step, just a few mouse clicks. Can run in Command line, for Scheduled Tasks [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[9386],"tags":[1920,13300,1370],"class_list":["post-34178","post","type-post","status-publish","format-standard","hentry","category-postgrestomariadb","tag-mariadb","tag-merge","tag-postgresql"],"_links":{"self":[{"href":"https:\/\/www.withdata.com\/blog\/wp-json\/wp\/v2\/posts\/34178","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.withdata.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.withdata.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.withdata.com\/blog\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.withdata.com\/blog\/wp-json\/wp\/v2\/comments?post=34178"}],"version-history":[{"count":2,"href":"https:\/\/www.withdata.com\/blog\/wp-json\/wp\/v2\/posts\/34178\/revisions"}],"predecessor-version":[{"id":43016,"href":"https:\/\/www.withdata.com\/blog\/wp-json\/wp\/v2\/posts\/34178\/revisions\/43016"}],"wp:attachment":[{"href":"https:\/\/www.withdata.com\/blog\/wp-json\/wp\/v2\/media?parent=34178"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.withdata.com\/blog\/wp-json\/wp\/v2\/categories?post=34178"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.withdata.com\/blog\/wp-json\/wp\/v2\/tags?post=34178"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}