{"id":477125,"date":"2023-08-09T09:07:44","date_gmt":"2023-08-09T09:07:44","guid":{"rendered":""},"modified":"2023-09-05T11:14:04","modified_gmt":"2023-09-05T11:14:04","slug":"etl","status":"publish","type":"wiki","link":"https:\/\/oneproxy.pro\/ar\/wiki\/etl\/","title":{"rendered":"\u0625\u064a\u062a\u0644"},"content":{"rendered":"<p>ETL \u0647\u0648 \u0645\u0635\u0637\u0644\u062d \u0641\u064a \u0645\u0639\u0627\u0644\u062c\u0629 \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a \u064a\u0631\u0645\u0632 \u0625\u0644\u0649 \u0627\u0644\u0627\u0633\u062a\u062e\u0631\u0627\u062c \u0648\u0627\u0644\u062a\u062d\u0648\u064a\u0644 \u0648\u0627\u0644\u062a\u062d\u0645\u064a\u0644. \u064a\u062c\u0633\u062f \u0647\u0630\u0627 \u0627\u0644\u0645\u0641\u0647\u0648\u0645 \u0639\u0645\u0644\u064a\u0629 \u0645\u0646 \u062b\u0644\u0627\u062b \u0645\u0631\u0627\u062d\u0644 \u062a\u0633\u062a\u062e\u062f\u0645 \u0641\u064a \u062a\u062e\u0632\u064a\u0646 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\u0645\u0633\u062a\u0648\u062f\u0639 \u0645\u0648\u062d\u062f.<\/li>\n<li><strong>\u062a\u0646\u0638\u064a\u0641 \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a:<\/strong> \u062a\u0639\u0645\u0644 \u0639\u0645\u0644\u064a\u0627\u062a ETL \u0639\u0644\u0649 \u062a\u062d\u0633\u064a\u0646 \u062c\u0648\u062f\u0629 \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a \u0639\u0646 \u0637\u0631\u064a\u0642 \u062a\u0646\u0638\u064a\u0641 \u0627\u0644\u0642\u064a\u0645 \u0627\u0644\u0641\u0627\u0631\u063a\u0629 \u0623\u0648 \u063a\u064a\u0631 \u0627\u0644\u0635\u062d\u064a\u062d\u0629 \u0648\u062a\u0635\u0641\u064a\u062a\u0647\u0627 \u0648\u0627\u0633\u062a\u0628\u062f\u0627\u0644\u0647\u0627.<\/li>\n<li><strong>\u062a\u062d\u0648\u064a\u0644 \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a:<\/strong> \u064a\u0645\u0643\u0651\u0646 ETL \u0627\u0644\u0634\u0631\u0643\u0627\u062a \u0645\u0646 \u062f\u0645\u062c \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a \u0648\u062a\u062c\u0645\u064a\u0639\u0647\u0627 \u0648\u062a\u0644\u062e\u064a\u0635\u0647\u0627\u060c \u0645\u0645\u0627 \u064a\u062c\u0639\u0644\u0647\u0627 \u0645\u0646\u0627\u0633\u0628\u0629 \u0644\u0644\u062a\u062d\u0644\u064a\u0644 \u0648\u0625\u0639\u062f\u0627\u062f \u0627\u0644\u062a\u0642\u0627\u0631\u064a\u0631.<\/li>\n<li><strong>\u0623\u062f\u0627\u0621:<\/strong> \u062a\u0645 \u062a\u0635\u0645\u064a\u0645 \u0623\u062f\u0648\u0627\u062a ETL \u0644\u0644\u062a\u0639\u0627\u0645\u0644 \u0645\u0639 \u0643\u0645\u064a\u0627\u062a \u0643\u0628\u064a\u0631\u0629 \u0645\u0646 \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a\u060c \u0645\u0645\u0627 \u064a\u0636\u0645\u0646 \u0627\u0644\u0623\u062f\u0627\u0621 \u0627\u0644\u0639\u0627\u0644\u064a \u0648\u0627\u0644\u0645\u0639\u0627\u0644\u062c\u0629 \u0627\u0644\u0633\u0631\u064a\u0639\u0629 \u0644\u0644\u0628\u064a\u0627\u0646\u0627\u062a.<\/li>\n<\/ul>\n<h2>\u0623\u0646\u0648\u0627\u0639 ETL<\/h2>\n<p>\u0647\u0646\u0627\u0643 \u0646\u0648\u0639\u0627\u0646 \u0623\u0633\u0627\u0633\u064a\u0627\u0646 \u0645\u0646 ETL\u060c \u064a\u062a\u0645 \u062a\u0645\u064a\u064a\u0632\u0647\u0645\u0627 \u0628\u0646\u0627\u0621\u064b \u0639\u0644\u0649 \u0637\u0631\u064a\u0642\u0629 \u0627\u0633\u062a\u062e\u0631\u0627\u062c \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a \u0627\u0644\u062e\u0627\u0635\u0629 \u0628\u0647\u0645\u0627:<\/p>\n<ol>\n<li>\n<p><strong>\u062a\u062d\u0645\u064a\u0644 \u0643\u0627\u0645\u0644 ETL:<\/strong> \u0647\u0646\u0627\u060c \u064a\u062a\u0645 \u0627\u0633\u062a\u062e\u0631\u0627\u062c \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a \u0628\u0627\u0644\u0643\u0627\u0645\u0644 \u0648\u062a\u062d\u0648\u064a\u0644\u0647\u0627 \u0648\u062a\u062d\u0645\u064a\u0644\u0647\u0627 \u0641\u064a \u0643\u0644 \u0645\u0631\u0629 \u064a\u062a\u0645 \u0641\u064a\u0647\u0627 \u062a\u0634\u063a\u064a\u0644 \u0639\u0645\u0644\u064a\u0629 ETL.<\/p>\n<\/li>\n<li>\n<p><strong>\u0627\u0644\u062a\u062d\u0645\u064a\u0644 \u0627\u0644\u0645\u062a\u0632\u0627\u064a\u062f ETL:<\/strong> \u0641\u064a \u0647\u0630\u0647 \u0627\u0644\u062d\u0627\u0644\u0629\u060c \u064a\u062a\u0645 \u0627\u0633\u062a\u062e\u0631\u0627\u062c \u0648\u062a\u062d\u0645\u064a\u0644 \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a \u0627\u0644\u062c\u062f\u064a\u062f\u0629 \u0623\u0648 \u0627\u0644\u0645\u062a\u063a\u064a\u0631\u0629 \u0641\u0642\u0637\u060c \u0645\u0645\u0627 \u064a\u062c\u0639\u0644 \u0627\u0644\u0639\u0645\u0644\u064a\u0629 \u0623\u0633\u0631\u0639 \u0648\u0623\u0643\u062b\u0631 \u0643\u0641\u0627\u0621\u0629.<\/p>\n<\/li>\n<\/ol>\n<h2>\u0627\u0644\u0627\u0633\u062a\u0641\u0627\u062f\u0629 \u0645\u0646 ETL: \u0627\u0644\u0642\u0636\u0627\u064a\u0627 \u0648\u0627\u0644\u062d\u0644\u0648\u0644<\/h2>\n<p>\u0641\u064a \u062d\u064a\u0646 \u0623\u0646 ETL \u064a\u0642\u062f\u0645 \u0627\u0644\u0639\u062f\u064a\u062f \u0645\u0646 \u0627\u0644\u0641\u0648\u0627\u0626\u062f\u060c \u0625\u0644\u0627 \u0623\u0646 \u0647\u0646\u0627\u0643 \u0623\u064a\u0636\u064b\u0627 \u0645\u0634\u0627\u0643\u0644 \u0645\u062d\u062a\u0645\u0644\u0629 \u0645\u0631\u062a\u0628\u0637\u0629 \u0628\u0627\u0633\u062a\u062e\u062f\u0627\u0645\u0647. \u0648\u0642\u062f \u062a\u062a\u0636\u0645\u0646 \u0647\u0630\u0647 \u0627\u0644\u0645\u0634\u0643\u0644\u0627\u062a \u0641\u0642\u062f\u0627\u0646 \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a\u060c \u0648\u0639\u062f\u0645 \u062a\u0646\u0627\u0633\u0642 \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a\u060c \u0648\u0645\u0634\u0643\u0644\u0627\u062a \u0627\u0644\u0623\u062f\u0627\u0621\u060c \u0648\u0645\u0639\u0627\u0644\u062c\u0629 \u0627\u0644\u0623\u062e\u0637\u0627\u0621 \u0627\u0644\u0645\u0639\u0642\u062f\u0629. \u0648\u0645\u0639 \u0630\u0644\u0643\u060c \u0641\u0625\u0646 \u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0623\u062f\u0648\u0627\u062a \u0648\u0645\u0646\u0647\u062c\u064a\u0627\u062a ETL \u0627\u0644\u0642\u0648\u064a\u0629 \u064a\u0645\u0643\u0646 \u0623\u0646 \u064a\u0633\u0627\u0639\u062f \u0641\u064a \u0627\u0644\u062a\u063a\u0644\u0628 \u0639\u0644\u0649 \u0647\u0630\u0647 \u0627\u0644\u062a\u062d\u062f\u064a\u0627\u062a.<\/p>\n<p>\u064a\u062a\u0645 \u0627\u0633\u062a\u062e\u062f\u0627\u0645 ETL \u0641\u064a \u0627\u0644\u0639\u062f\u064a\u062f \u0645\u0646 \u0627\u0644\u0633\u064a\u0646\u0627\u0631\u064a\u0648\u0647\u0627\u062a\u060c \u0628\u0645\u0627 \u0641\u064a \u0630\u0644\u0643:<\/p>\n<ul>\n<li>\u062a\u062e\u0632\u064a\u0646 \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a: \u0644\u062a\u062c\u0645\u064a\u0639 \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a \u0645\u0646 \u0645\u0635\u0627\u062f\u0631 \u0645\u062e\u062a\u0644\u0641\u0629 \u0641\u064a \u0645\u0633\u062a\u0648\u062f\u0639 \u0645\u0648\u062d\u062f.<\/li>\n<li>\u0630\u0643\u0627\u0621 \u0627\u0644\u0623\u0639\u0645\u0627\u0644: \u062a\u062d\u0648\u064a\u0644 \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a \u0627\u0644\u0623\u0648\u0644\u064a\u0629 \u0625\u0644\u0649 \u0631\u0624\u0649 \u0630\u0627\u062a \u0645\u0639\u0646\u0649.<\/li>\n<li>\u062a\u0631\u062d\u064a\u0644 \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a: \u0644\u0646\u0642\u0644 \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a \u0645\u0646 \u0646\u0638\u0627\u0645 \u0623\u0648 \u062a\u0646\u0633\u064a\u0642 \u0625\u0644\u0649 \u0622\u062e\u0631.<\/li>\n<\/ul>\n<h2>\u0645\u0642\u0627\u0631\u0646\u0627\u062a \u0648\u062e\u0635\u0627\u0626\u0635 ETL<\/h2>\n<p>\u0644\u0641\u0647\u0645 ETL \u0628\u0634\u0643\u0644 \u0623\u0641\u0636\u0644\u060c \u0625\u0644\u064a\u0643 \u0645\u0642\u0627\u0631\u0646\u0629 \u0628\u064a\u0646 ETL \u0648\u0645\u0635\u0637\u0644\u062d\u0627\u062a \u0645\u0639\u0627\u0644\u062c\u0629 \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a \u0627\u0644\u0645\u0645\u0627\u062b\u0644\u0629:<\/p>\n<table>\n<thead>\n<tr>\n<th>\u0634\u0631\u0637<\/th>\n<th>\u0648\u0635\u0641<\/th>\n<th>\u0645\u0642\u0627\u0631\u0646\u0629 \u0645\u0639 ETL<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>\u0625\u064a\u062a\u0644<\/td>\n<td>\u0627\u0644\u0627\u0633\u062a\u062e\u0631\u0627\u062c \u0648\u0627\u0644\u062a\u062d\u0648\u064a\u0644 \u0648\u0627\u0644\u062a\u062d\u0645\u064a\u0644 - \u064a\u0633\u062a\u062e\u062f\u0645 \u0644\u062f\u0645\u062c \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a \u0645\u0646 \u0645\u0635\u0627\u062f\u0631 \u0645\u062e\u062a\u0644\u0641\u0629<\/td>\n<td>\u0645\u0631\u0643\u0632\u064a\u0629 \u0644\u062a\u062e\u0632\u064a\u0646 \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a \u0648\u0630\u0643\u0627\u0621 \u0627\u0644\u0623\u0639\u0645\u0627\u0644<\/td>\n<\/tr>\n<tr>\n<td>\u0625\u0644\u062a<\/td>\n<td>\u0627\u0644\u0627\u0633\u062a\u062e\u0631\u0627\u062c \u0648\u0627\u0644\u062a\u062d\u0645\u064a\u0644 \u0648\u0627\u0644\u062a\u062d\u0648\u064a\u0644 \u2013 \u0645\u0641\u064a\u062f \u0639\u0646\u062f\u0645\u0627 \u0644\u0627 \u064a\u0643\u0648\u0646 \u0627\u0644\u062a\u062d\u0648\u064a\u0644 \u062d\u0633\u0627\u0633\u064b\u0627 \u0644\u0644\u0648\u0642\u062a<\/td>\n<td>\u0639\u0644\u0649 \u0639\u0643\u0633 ETL\u060c \u064a\u062d\u062f\u062b \u0627\u0644\u062a\u062d\u0648\u064a\u0644 \u0628\u0639\u062f \u062a\u062d\u0645\u064a\u0644 \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a \u0625\u0644\u0649 \u0627\u0644\u0646\u0638\u0627\u0645 \u0627\u0644\u0645\u0633\u062a\u0647\u062f\u0641<\/td>\n<\/tr>\n<tr>\n<td>ETLT<\/td>\n<td>\u0627\u0644\u0627\u0633\u062a\u062e\u0631\u0627\u062c \u0648\u0627\u0644\u062a\u062d\u0648\u064a\u0644 \u0648\u0627\u0644\u062a\u062d\u0645\u064a\u0644 \u0648\u0627\u0644\u062a\u062d\u0648\u064a\u0644 - \u0645\u0641\u064a\u062f \u0644\u0644\u062a\u062d\u0648\u064a\u0644\u0627\u062a \u0627\u0644\u0645\u0639\u0642\u062f\u0629<\/td>\n<td>\u064a\u0634\u062a\u0645\u0644 ETLT \u0639\u0644\u0649 \u062a\u062d\u0648\u064a\u0644 \u0625\u0636\u0627\u0641\u064a \u0628\u0639\u062f \u0645\u0631\u062d\u0644\u0629 \u0627\u0644\u062a\u062d\u0645\u064a\u0644\u060c \u0639\u0644\u0649 \u0639\u0643\u0633 ETL \u0627\u0644\u062a\u0642\u0644\u064a\u062f\u064a<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2>\u0645\u0633\u062a\u0642\u0628\u0644 ETL: \u0627\u0644\u062a\u0642\u0646\u064a\u0627\u062a \u0627\u0644\u0646\u0627\u0634\u0626\u0629<\/h2>\n<p>\u0645\u0639 \u0627\u0633\u062a\u0645\u0631\u0627\u0631 \u062a\u0632\u0627\u064a\u062f \u0623\u0647\u0645\u064a\u0629 \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a\u060c \u062a\u062a\u0637\u0648\u0631 \u0639\u0645\u0644\u064a\u0629 ETL \u0644\u0627\u0633\u062a\u064a\u0639\u0627\u0628 \u0627\u0644\u062a\u0642\u0646\u064a\u0627\u062a \u0648\u0627\u0644\u0627\u062a\u062c\u0627\u0647\u0627\u062a \u0627\u0644\u062c\u062f\u064a\u062f\u0629. \u064a\u062a\u0645 \u062f\u0645\u062c \u0627\u0644\u062a\u0639\u0644\u0645 \u0627\u0644\u0622\u0644\u064a \u0648\u0627\u0644\u0630\u0643\u0627\u0621 \u0627\u0644\u0627\u0635\u0637\u0646\u0627\u0639\u064a \u0644\u0623\u062a\u0645\u062a\u0629 \u0639\u0645\u0644\u064a\u0627\u062a ETL \u0648\u062a\u062d\u0633\u064a\u0646\u0647\u0627. \u064a\u0639\u062f ETL \u0641\u064a \u0627\u0644\u0648\u0642\u062a \u0627\u0644\u0641\u0639\u0644\u064a \u0627\u062a\u062c\u0627\u0647\u064b\u0627 \u0646\u0627\u0634\u0626\u064b\u0627 \u0622\u062e\u0631 \u064a\u0644\u0628\u064a \u0627\u0644\u062d\u0627\u062c\u0629 \u0625\u0644\u0649 \u062a\u062d\u0644\u064a\u0644 \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a \u0628\u0634\u0643\u0644 \u0641\u0648\u0631\u064a \u0648\u0627\u062a\u062e\u0627\u0630 \u0627\u0644\u0642\u0631\u0627\u0631\u0627\u062a.<\/p>\n<h2>\u0627\u0644\u062e\u0648\u0627\u062f\u0645 \u0627\u0644\u0648\u0643\u064a\u0644\u0629 \u0648ETL<\/h2>\n<p>\u0641\u064a \u0633\u064a\u0627\u0642 ETL\u060c \u064a\u0645\u0643\u0646 \u0623\u0646 \u062a\u0644\u0639\u0628 \u0627\u0644\u062e\u0648\u0627\u062f\u0645 \u0627\u0644\u0648\u0643\u064a\u0644\u0629 \u062f\u0648\u0631\u064b\u0627 \u0645\u0647\u0645\u064b\u0627 \u0641\u064a \u0636\u0645\u0627\u0646 \u0627\u0633\u062a\u062e\u0631\u0627\u062c \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a \u0628\u0634\u0643\u0644 \u0622\u0645\u0646 \u0648\u0641\u0639\u0627\u0644\u060c \u062e\u0627\u0635\u0629 \u0639\u0646\u062f\u0645\u0627 \u064a\u062a\u0645 \u0627\u0644\u062d\u0635\u0648\u0644 \u0639\u0644\u0649 \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a \u0645\u0646 \u0627\u0644\u0625\u0646\u062a\u0631\u0646\u062a \u0623\u0648 \u0627\u0644\u0623\u0646\u0638\u0645\u0629 \u0627\u0644\u062e\u0627\u0631\u062c\u064a\u0629. \u064a\u0645\u0643\u0646 \u0623\u0646 \u062a\u0633\u0627\u0639\u062f \u0627\u0644\u062e\u0648\u0627\u062f\u0645 \u0627\u0644\u0648\u0643\u064a\u0644\u0629 \u0641\u064a \u0625\u062f\u0627\u0631\u0629 \u0627\u0644\u0637\u0644\u0628\u0627\u062a \u0648\u062a\u0648\u0632\u064a\u0639 \u062d\u0631\u0643\u0629 \u0645\u0631\u0648\u0631 \u0627\u0644\u0634\u0628\u0643\u0629\u060c \u0645\u0645\u0627 \u064a\u0636\u0645\u0646 \u0627\u0633\u062a\u062e\u0644\u0627\u0635 \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a \u0628\u0633\u0644\u0627\u0633\u0629. \u0639\u0644\u0627\u0648\u0629 \u0639\u0644\u0649 \u0630\u0644\u0643\u060c \u064a\u0645\u0643\u0646\u0647\u0645 \u0625\u0636\u0627\u0641\u0629 \u0637\u0628\u0642\u0629 \u0625\u0636\u0627\u0641\u064a\u0629 \u0645\u0646 \u0627\u0644\u0623\u0645\u0627\u0646\u060c \u0648\u062d\u0645\u0627\u064a\u0629 \u0627\u0644\u0634\u0628\u0643\u0629 \u0627\u0644\u062f\u0627\u062e\u0644\u064a\u0629 \u0645\u0646 \u0627\u0644\u062a\u0647\u062f\u064a\u062f\u0627\u062a \u0627\u0644\u0645\u062d\u062a\u0645\u0644\u0629.<\/p>\n<h2>\u0631\u0648\u0627\u0628\u0637 \u0630\u0627\u062a \u0639\u0644\u0627\u0642\u0629<\/h2>\n<p>\u0644\u0645\u0632\u064a\u062f \u0645\u0646 \u0627\u0644\u0642\u0631\u0627\u0621\u0629 \u0648\u0627\u0644\u0645\u0648\u0627\u0631\u062f \u062d\u0648\u0644 ETL:<\/p>\n<ol>\n<li><a href=\"https:\/\/en.wikipedia.org\/wiki\/Extract,_transform,_load\" target=\"_new\" rel=\"noopener nofollow\">\u0646\u0638\u0631\u0629 \u0639\u0627\u0645\u0629 \u0639\u0644\u0649 ETL<\/a><\/li>\n<li><a href=\"https:\/\/www.gartner.com\/reviews\/market\/data-integration-tools\" target=\"_new\" rel=\"noopener nofollow\">\u0623\u062f\u0648\u0627\u062a ETL \u0627\u0644\u062d\u062f\u064a\u062b\u0629<\/a><\/li>\n<li><a href=\"https:\/\/www.datavirtuality.com\/blog\/what-is-etl\/\" target=\"_new\" rel=\"noopener nofollow\">\u0645\u0642\u062f\u0645\u0629 \u0644\u0639\u0645\u0644\u064a\u0627\u062a ETL<\/a><\/li>\n<li><a href=\"https:\/\/www.talend.com\/blog\/2017\/02\/27\/10-etl-best-practices\/\" target=\"_new\" rel=\"noopener nofollow\">\u0623\u0641\u0636\u0644 \u0645\u0645\u0627\u0631\u0633\u0627\u062a ETL<\/a><\/li>\n<li><a href=\"https:\/\/www.informatica.com\/services-and-training\/glossary-of-terms\/etl-definition.html\" target=\"_new\" rel=\"noopener nofollow\">ETL \u0641\u064a \u0639\u0635\u0631 \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a \u0627\u0644\u0636\u062e\u0645\u0629<\/a><\/li>\n<li><a href=\"https:\/\/oneproxy.pro\/ar\/blog\/understanding-proxy-servers\/\" target=\"_new\" rel=\"noopener\">\u0641\u0647\u0645 \u0627\u0644\u062e\u0648\u0627\u062f\u0645 \u0627\u0644\u0648\u0643\u064a\u0644\u0629<\/a><\/li>\n<\/ol>\n<p>\u062a\u0644\u062e\u0635 \u0647\u0630\u0647 \u0627\u0644\u0646\u0638\u0631\u0629 \u0627\u0644\u0634\u0627\u0645\u0644\u0629 \u0644\u0640 ETL \u0623\u0647\u0645\u064a\u062a\u0647\u0627 \u0641\u064a \u0627\u0644\u0623\u0639\u0645\u0627\u0644 \u0627\u0644\u062a\u062c\u0627\u0631\u064a\u0629 \u0627\u0644\u062d\u062f\u064a\u062b\u0629 \u0627\u0644\u062a\u064a \u062a\u0639\u062a\u0645\u062f \u0639\u0644\u0649 \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a \u0648\u0643\u064a\u0641 \u062a\u0633\u0645\u062d \u0628\u062a\u0643\u0627\u0645\u0644 \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a \u0648\u062a\u062d\u0648\u064a\u0644\u0647\u0627 \u0648\u062a\u062d\u0645\u064a\u0644\u0647\u0627 \u0628\u0634\u0643\u0644 \u0641\u0639\u0627\u0644. \u0643\u0645\u0627 \u062a\u0645 \u062a\u0648\u0636\u064a\u062d \u062f\u0648\u0631 \u0627\u0644\u062e\u0648\u0627\u062f\u0645 \u0627\u0644\u0648\u0643\u064a\u0644\u0629 \u0641\u064a \u062a\u0639\u0632\u064a\u0632 \u0639\u0645\u0644\u064a\u0629 ETL\u060c \u0645\u0639 \u062a\u0633\u0644\u064a\u0637 \u0627\u0644\u0636\u0648\u0621 \u0639\u0644\u0649 \u0627\u0644\u0637\u0628\u064a\u0639\u0629 \u0627\u0644\u0645\u062a\u0634\u0627\u0628\u0643\u0629 \u0644\u0645\u0639\u0627\u0644\u062c\u0629 \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a \u0648\u0623\u0645\u0646 \u0627\u0644\u0634\u0628\u0643\u0629.<\/p>","protected":false},"featured_media":468332,"menu_order":0,"template":"","meta":{"_acf_changed":false,"content-type":"","inline_featured_image":false,"footnotes":""},"class_list":["post-477125","wiki","type-wiki","status-publish","has-post-thumbnail","hentry"],"acf":{"faq_title":"Frequently Asked Questions about <mark>Comprehensive Overview of ETL (Extract, Transform, Load) Processes<\/mark>","faq_items":[{"question":"What does ETL stand for and what does it do?","answer":"<p>ETL stands for Extract, Transform, and Load. It is a process used in data handling that involves extracting data from various sources, transforming it into a suitable format based on business rules, and then loading it into a destination data store such as a data warehouse. This process is essential for data integration, data warehousing, and business intelligence.<\/p>"},{"question":"What is the history of ETL?","answer":"<p>The concept of ETL originated in the late 1970s and early 1980s when businesses began to recognize the value of decision support systems. The formal terminology of ETL was established in the 1990s with the rise of data warehousing. It offered a consistent process to move data from operational systems to decision support systems.<\/p>"},{"question":"How does the ETL process work?","answer":"<p>The ETL process begins with the extraction of data from various sources. This data is then transformed into a consistent format for further analysis and reporting. The transformed data is finally loaded into a target system like a data warehouse for further analysis and reporting.<\/p>"},{"question":"What are the key features of ETL?","answer":"<p>The key features of ETL include data integration, data cleaning, data transformation, and performance handling. It allows for the integration of data from multiple sources into a unified repository, improves data quality by cleaning and replacing null or incorrect values, and handles large volumes of data efficiently.<\/p>"},{"question":"What types of ETL exist?","answer":"<p>There are primarily two types of ETL based on the method of extraction: Full Load ETL, where the entire data is extracted, transformed, and loaded each time the ETL process is run, and Incremental Load ETL, where only new or changed data is extracted and loaded, making the process more efficient.<\/p>"},{"question":"What are some of the uses and challenges of ETL?","answer":"<p>ETL is used for data warehousing, business intelligence, and data migration. It enables the aggregation of data from various sources into a unified repository, transforming raw data into meaningful insights, and moving data from one system or format to another. However, challenges such as data loss, inconsistency, and complex error handling can arise. These can be mitigated by using robust ETL tools and methodologies.<\/p>"},{"question":"How does ETL differ from similar terms like ELT and ETLT?","answer":"<p>ETL, ELT (Extract, Load, Transform), and ETLT (Extract, Transform, Load, Transform) are all data processing techniques. ETL focuses on transforming data before it's loaded into the target system. ELT, on the other hand, transforms data after it's loaded. ETLT adds another transformation stage after loading, beneficial for complex transformations.<\/p>"},{"question":"What does the future hold for ETL?","answer":"<p>With the advent of new technologies and trends, ETL is evolving to include machine learning and AI to automate and optimize the process. Real-time ETL is also emerging to cater to the need for instant data analysis and decision-making.<\/p>"},{"question":"How can proxy servers be used with ETL?","answer":"<p>Proxy servers can help manage requests and distribute network traffic during the data extraction stage of ETL, ensuring smooth data extraction, particularly when data is sourced from the internet or external systems. They also add an additional layer of security, protecting the internal network from potential threats.<\/p>"}]},"_links":{"self":[{"href":"https:\/\/oneproxy.pro\/ar\/wp-json\/wp\/v2\/wiki\/477125","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/oneproxy.pro\/ar\/wp-json\/wp\/v2\/wiki"}],"about":[{"href":"https:\/\/oneproxy.pro\/ar\/wp-json\/wp\/v2\/types\/wiki"}],"version-history":[{"count":0,"href":"https:\/\/oneproxy.pro\/ar\/wp-json\/wp\/v2\/wiki\/477125\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/oneproxy.pro\/ar\/wp-json\/wp\/v2\/media\/468332"}],"wp:attachment":[{"href":"https:\/\/oneproxy.pro\/ar\/wp-json\/wp\/v2\/media?parent=477125"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}