{"id":5917,"date":"2026-06-16T16:15:28","date_gmt":"2026-06-16T16:15:28","guid":{"rendered":"https:\/\/cloudsave.app\/knowledge-base\/mssql-transaction-log-full-recovery\/"},"modified":"2026-06-16T17:03:17","modified_gmt":"2026-06-16T17:03:17","slug":"%d9%be%d8%b1-%d8%b4%d8%af%d9%86-%d9%84%d8%a7%da%af-%d8%aa%d8%b1%d8%a7%da%a9%d9%86%d8%b4-mssql-%d8%b1%d8%a7%d9%87%da%a9%d8%a7%d8%b1%d9%87%d8%a7%db%8c-%d9%be%db%8c%d8%b4%da%af%db%8c%d8%b1%db%8c-%d9%88","status":"publish","type":"post","link":"https:\/\/cloudsave.app\/fa\/knowledge-base\/%d9%be%d8%b1-%d8%b4%d8%af%d9%86-%d9%84%d8%a7%da%af-%d8%aa%d8%b1%d8%a7%da%a9%d9%86%d8%b4-mssql-%d8%b1%d8%a7%d9%87%da%a9%d8%a7%d8%b1%d9%87%d8%a7%db%8c-%d9%be%db%8c%d8%b4%da%af%db%8c%d8%b1%db%8c-%d9%88\/","title":{"rendered":"\u067e\u0631 \u0634\u062f\u0646 \u0644\u0627\u06af \u062a\u0631\u0627\u06a9\u0646\u0634 MSSQL: \u0631\u0627\u0647\u06a9\u0627\u0631\u0647\u0627\u06cc \u067e\u06cc\u0634\u06af\u06cc\u0631\u06cc \u0648 \u0628\u0627\u0632\u06cc\u0627\u0628\u06cc \u0633\u0631\u06cc\u0639"},"content":{"rendered":"<p>\u0628\u0631\u0627\u06cc \u0645\u062f\u06cc\u0631\u0627\u0646 \u067e\u0627\u06cc\u06af\u0627\u0647 \u062f\u0627\u062f\u0647 (DBAs) \u0648 \u0645\u0647\u0646\u062f\u0633\u0627\u0646 DevOps \u06a9\u0647 \u0645\u062f\u06cc\u0631\u06cc\u062a Microsoft SQL Server \u0631\u0627 \u0628\u0631 \u0639\u0647\u062f\u0647 \u062f\u0627\u0631\u0646\u062f\u060c \u062a\u0639\u062f\u0627\u062f \u06a9\u0645\u06cc \u0627\u0632 \u0647\u0634\u062f\u0627\u0631\u0647\u0627 \u0628\u0647 \u0627\u0646\u062f\u0627\u0632\u0647 \u062e\u0637\u0627\u06cc 9002 \u0628\u0627\u0639\u062b \u0627\u0636\u0637\u0631\u0627\u0628 \u0641\u0648\u0631\u06cc \u0645\u06cc\u200c\u0634\u0648\u0646\u062f: <em>\u06af\u0632\u0627\u0631\u0634 \u062a\u0631\u0627\u06a9\u0646\u0634 (Transaction Log) \u0628\u0631\u0627\u06cc \u067e\u0627\u06cc\u06af\u0627\u0647 \u062f\u0627\u062f\u0647 \u00abX\u00bb \u067e\u0631 \u0627\u0633\u062a<\/em>. \u0647\u0646\u06af\u0627\u0645\u06cc \u06a9\u0647 \u06af\u0632\u0627\u0631\u0634 \u062a\u0631\u0627\u06a9\u0646\u0634 \u067e\u0631 \u0645\u06cc\u200c\u0634\u0648\u062f \u0648 \u0646\u0645\u06cc\u200c\u062a\u0648\u0627\u0646\u062f \u0631\u0634\u062f \u06a9\u0646\u062f\u060c \u067e\u0627\u06cc\u06af\u0627\u0647 \u062f\u0627\u062f\u0647 \u0639\u0645\u0644\u0627\u064b \u0641\u0642\u0637\u200c\u062e\u0648\u0627\u0646\u062f\u0646\u06cc (Read-only) \u0645\u06cc\u200c\u0634\u0648\u062f. \u062a\u0645\u0627\u0645 \u0639\u0645\u0644\u06cc\u0627\u062a\u200c\u0647\u0627\u06cc <code>INSERT<\/code>\u060c <code>UPDATE<\/code> \u0648 <code>DELETE<\/code> \u0645\u062a\u0648\u0642\u0641 \u0645\u06cc\u200c\u0634\u0648\u0646\u062f\u060c \u062a\u0631\u0627\u06a9\u0646\u0634\u200c\u0647\u0627\u06cc \u0628\u0631\u0646\u0627\u0645\u0647 \u0628\u0627 \u0634\u06a9\u0633\u062a \u0645\u0648\u0627\u062c\u0647 \u0645\u06cc\u200c\u0634\u0648\u0646\u062f \u0648 \u0639\u0645\u0644\u06cc\u0627\u062a \u062a\u0648\u0644\u06cc\u062f \u0628\u0647 \u0628\u0646\u200c\u0628\u0633\u062a \u0645\u06cc\u200c\u0631\u0633\u062f.<\/p>\n<p>\u062f\u0631\u06a9 \u0645\u0639\u0645\u0627\u0631\u06cc \u0632\u06cc\u0631\u0628\u0646\u0627\u06cc\u06cc \u06af\u0632\u0627\u0631\u0634 \u062a\u0631\u0627\u06a9\u0646\u0634 SQL Server\u060c \u062a\u0634\u062e\u06cc\u0635 \u062f\u0642\u06cc\u0642 \u0639\u0644\u062a \u0627\u0635\u0644\u06cc \u0648 \u0627\u062c\u0631\u0627\u06cc \u0633\u0631\u06cc\u0639 \u0631\u0648\u0634\u200c\u0647\u0627\u06cc \u0628\u0627\u0632\u06cc\u0627\u0628\u06cc\u060c \u0645\u0647\u0627\u0631\u062a\u200c\u0647\u0627\u06cc \u062d\u06cc\u0627\u062a\u06cc \u0628\u0631\u0627\u06cc \u062d\u0641\u0638 \u062f\u0631 \u062f\u0633\u062a\u0631\u0633 \u0628\u0648\u062f\u0646 \u0628\u0627\u0644\u0627 (High Availability) \u0647\u0633\u062a\u0646\u062f. \u0627\u06cc\u0646 \u0631\u0627\u0647\u0646\u0645\u0627\u06cc \u062c\u0627\u0645\u0639 \u0628\u0647 \u0628\u0631\u0631\u0633\u06cc \u0645\u06a9\u0627\u0646\u06cc\u0633\u0645\u200c\u0647\u0627\u06cc \u06af\u0632\u0627\u0631\u0634 \u062a\u0631\u0627\u06a9\u0646\u0634\u060c \u0646\u062d\u0648\u0647 \u062d\u0644 \u0645\u0634\u06a9\u0644 \u067e\u0631 \u0634\u062f\u0646 \u06af\u0632\u0627\u0631\u0634 \u062f\u0631 \u0634\u0631\u0627\u06cc\u0637 \u0627\u0636\u0637\u0631\u0627\u0631\u06cc \u0648 \u0628\u0647\u062a\u0631\u06cc\u0646 \u0634\u06cc\u0648\u0647\u200c\u0647\u0627\u06cc \u0645\u0639\u0645\u0627\u0631\u06cc \u0628\u0631\u0627\u06cc \u062c\u0644\u0648\u06af\u06cc\u0631\u06cc \u0627\u0632 \u062a\u06a9\u0631\u0627\u0631 \u0622\u0646 \u0645\u06cc\u200c\u067e\u0631\u062f\u0627\u0632\u062f.<\/p>\n<h2>\u062f\u0631\u06a9 \u0645\u0639\u0645\u0627\u0631\u06cc \u06af\u0632\u0627\u0631\u0634 \u062a\u0631\u0627\u06a9\u0646\u0634 SQL Server<\/h2>\n<p>\u0628\u0631\u0627\u06cc \u0639\u06cc\u0628\u200c\u06cc\u0627\u0628\u06cc \u0645\u0624\u062b\u0631 \u06af\u0632\u0627\u0631\u0634 \u062a\u0631\u0627\u06a9\u0646\u0634 \u067e\u0631 \u0634\u062f\u0647\u060c \u0627\u0628\u062a\u062f\u0627 \u0628\u0627\u06cc\u062f \u062f\u0631\u06a9 \u06a9\u0646\u06cc\u062f \u06a9\u0647 SQL Server \u0686\u06af\u0648\u0646\u0647 \u062f\u0627\u062f\u0647\u200c\u0647\u0627 \u0631\u0627 \u0645\u06cc\u200c\u0646\u0648\u06cc\u0633\u062f \u0648 \u0645\u062f\u06cc\u0631\u06cc\u062a \u0645\u06cc\u200c\u06a9\u0646\u062f.<\/p>\n<h3>\u06af\u0632\u0627\u0631\u0634\u200c\u0646\u0648\u06cc\u0633\u06cc \u067e\u06cc\u0634\u200c\u0646\u0648\u06cc\u0633 (Write-Ahead Logging &#8211; WAL)<\/h3>\n<p>SQL Server \u0627\u0632 \u067e\u0631\u0648\u062a\u06a9\u0644 Write-Ahead Logging (WAL) \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0645\u06cc\u200c\u06a9\u0646\u062f. \u0647\u0631 \u0632\u0645\u0627\u0646 \u06a9\u0647 \u062a\u063a\u06cc\u06cc\u0631\u06cc \u062f\u0631 \u062f\u0627\u062f\u0647\u200c\u0647\u0627 \u0631\u062e \u0645\u06cc\u200c\u062f\u0647\u062f\u060c \u062a\u063a\u06cc\u06cc\u0631 \u0627\u0628\u062a\u062f\u0627 \u062f\u0631 \u06af\u0632\u0627\u0631\u0634 \u062a\u0631\u0627\u06a9\u0646\u0634 \u062f\u0631 \u062d\u0627\u0641\u0638\u0647 \u0646\u0648\u0634\u062a\u0647 \u0645\u06cc\u200c\u0634\u0648\u062f \u0648 \u0633\u067e\u0633 \u0642\u0628\u0644 \u0627\u0632 \u0628\u0647\u200c\u0631\u0648\u0632\u0631\u0633\u0627\u0646\u06cc \u0635\u0641\u062d\u0627\u062a \u062f\u0627\u062f\u0647 \u0648\u0627\u0642\u0639\u06cc \u062f\u0631 \u0641\u0627\u06cc\u0644\u200c\u0647\u0627\u06cc \u067e\u0627\u06cc\u06af\u0627\u0647 \u062f\u0627\u062f\u0647 (MDF\/NDF)\u060c \u0628\u0647 \u0641\u0627\u06cc\u0644 \u06af\u0632\u0627\u0631\u0634 \u0641\u06cc\u0632\u06cc\u06a9\u06cc \u0631\u0648\u06cc \u062f\u06cc\u0633\u06a9 \u0645\u0646\u062a\u0642\u0644 (Flush) \u0645\u06cc\u200c\u0634\u0648\u062f. \u0627\u06cc\u0646 \u0627\u0645\u0631 \u0627\u0646\u0637\u0628\u0627\u0642 \u0628\u0627 ACID (\u0627\u062a\u0645\u06cc \u0628\u0648\u062f\u0646\u060c \u0633\u0627\u0632\u06af\u0627\u0631\u06cc\u060c \u062c\u062f\u0627\u0633\u0627\u0632\u06cc\u060c \u067e\u0627\u06cc\u062f\u0627\u0631\u06cc) \u0631\u0627 \u062a\u0636\u0645\u06cc\u0646 \u0645\u06cc\u200c\u06a9\u0646\u062f \u0648 \u0627\u0637\u0645\u06cc\u0646\u0627\u0646 \u0645\u06cc\u200c\u062f\u0647\u062f \u06a9\u0647 \u062f\u0631 \u0635\u0648\u0631\u062a \u0628\u0631\u0648\u0632 \u062e\u0631\u0627\u0628\u06cc\u060c SQL Server \u0645\u06cc\u200c\u062a\u0648\u0627\u0646\u062f \u062a\u0631\u0627\u06a9\u0646\u0634\u200c\u0647\u0627 \u0631\u0627 \u062f\u0648\u0628\u0627\u0631\u0647 \u0627\u062c\u0631\u0627 (Roll forward) \u06cc\u0627 \u0644\u063a\u0648 (Roll back) \u06a9\u0646\u062f.<\/p>\n<h3>\u0641\u0627\u06cc\u0644\u200c\u0647\u0627\u06cc \u06af\u0632\u0627\u0631\u0634 \u0645\u062c\u0627\u0632\u06cc (VLFs) \u0648 \u06af\u0632\u0627\u0631\u0634\u200c\u0646\u0648\u06cc\u0633\u06cc \u0686\u0631\u062e\u0634\u06cc<\/h3>\n<p>\u0628\u0647\u200c\u0635\u0648\u0631\u062a \u062f\u0627\u062e\u0644\u06cc\u060c \u0641\u0627\u06cc\u0644 \u06af\u0632\u0627\u0631\u0634 \u062a\u0631\u0627\u06a9\u0646\u0634 \u0641\u06cc\u0632\u06cc\u06a9\u06cc (LDF) \u0628\u0647 \u0628\u062e\u0634\u200c\u0647\u0627\u06cc \u0645\u0646\u0637\u0642\u06cc \u06a9\u0648\u0686\u06a9\u200c\u062a\u0631\u06cc \u0628\u0647 \u0646\u0627\u0645 \u0641\u0627\u06cc\u0644\u200c\u0647\u0627\u06cc \u06af\u0632\u0627\u0631\u0634 \u0645\u062c\u0627\u0632\u06cc (VLFs) \u062a\u0642\u0633\u06cc\u0645 \u0645\u06cc\u200c\u0634\u0648\u062f. \u06af\u0632\u0627\u0631\u0634 \u062a\u0631\u0627\u06a9\u0646\u0634 \u0628\u0647\u200c\u0635\u0648\u0631\u062a \u0686\u0631\u062e\u0634\u06cc \u0639\u0645\u0644 \u0645\u06cc\u200c\u06a9\u0646\u062f. \u0647\u0645\u0627\u0646\u200c\u0637\u0648\u0631 \u06a9\u0647 \u0631\u06a9\u0648\u0631\u062f\u0647\u0627\u06cc \u06af\u0632\u0627\u0631\u0634 \u0646\u0648\u0634\u062a\u0647 \u0645\u06cc\u200c\u0634\u0648\u0646\u062f\u060c \u06cc\u06a9 VLF \u0631\u0627 \u067e\u0631 \u06a9\u0631\u062f\u0647 \u0648 \u0628\u0647 \u0628\u0639\u062f\u06cc \u0645\u06cc\u200c\u0631\u0648\u0646\u062f.<\/p>\n<p>\u0647\u0646\u06af\u0627\u0645\u06cc \u06a9\u0647 \u06af\u0632\u0627\u0631\u0634 \u0628\u0647 \u0627\u0646\u062a\u0647\u0627\u06cc \u0641\u0627\u06cc\u0644 \u0641\u06cc\u0632\u06cc\u06a9\u06cc \u0645\u06cc\u200c\u0631\u0633\u062f\u060c \u0633\u0639\u06cc \u0645\u06cc\u200c\u06a9\u0646\u062f \u0628\u0647 \u0627\u0628\u062a\u062f\u0627\u06cc \u0622\u0646 \u0628\u0627\u0632\u06af\u0631\u062f\u062f. \u0628\u0627 \u0627\u06cc\u0646 \u062d\u0627\u0644\u060c \u062a\u0646\u0647\u0627 \u062f\u0631 \u0635\u0648\u0631\u062a\u06cc \u0645\u06cc\u200c\u062a\u0648\u0627\u0646\u062f \u06cc\u06a9 VLF \u0631\u0627 \u0628\u0627\u0632\u0646\u0648\u06cc\u0633\u06cc \u06a9\u0646\u062f \u06a9\u0647 \u0622\u0646 VLF \u0628\u0647\u200c\u0639\u0646\u0648\u0627\u0646 <strong>\u063a\u06cc\u0631\u0641\u0639\u0627\u0644<\/strong> \u0639\u0644\u0627\u0645\u062a\u200c\u06af\u0630\u0627\u0631\u06cc \u0634\u062f\u0647 \u0628\u0627\u0634\u062f. \u0627\u06af\u0631 \u062a\u0645\u0627\u0645 VLF\u0647\u0627 \u0641\u0639\u0627\u0644 \u0628\u0627\u0634\u0646\u062f (\u0628\u0647 \u0627\u06cc\u0646 \u0645\u0639\u0646\u06cc \u06a9\u0647 \u062d\u0627\u0648\u06cc \u0631\u06a9\u0648\u0631\u062f\u0647\u0627\u06cc \u06af\u0632\u0627\u0631\u0634\u06cc \u0647\u0633\u062a\u0646\u062f \u06a9\u0647 \u0647\u0646\u0648\u0632 \u062a\u0648\u0633\u0637 SQL Server \u0645\u0648\u0631\u062f \u0646\u06cc\u0627\u0632 \u0627\u0633\u062a)\u060c \u06af\u0632\u0627\u0631\u0634 \u0646\u0645\u06cc\u200c\u062a\u0648\u0627\u0646\u062f \u0628\u0647 \u0627\u0628\u062a\u062f\u0627 \u0628\u0627\u0632\u06af\u0631\u062f\u062f. \u0627\u06af\u0631 \u0631\u0634\u062f \u062e\u0648\u062f\u06a9\u0627\u0631 (Auto-growth) \u0641\u0639\u0627\u0644 \u0628\u0627\u0634\u062f \u0648 \u0641\u0636\u0627\u06cc \u062f\u06cc\u0633\u06a9 \u0645\u0648\u062c\u0648\u062f \u0628\u0627\u0634\u062f\u060c \u0641\u0627\u06cc\u0644 \u0641\u06cc\u0632\u06cc\u06a9\u06cc \u0631\u0634\u062f \u0645\u06cc\u200c\u06a9\u0646\u062f. \u0627\u06af\u0631 \u062f\u06cc\u0633\u06a9 \u067e\u0631 \u0628\u0627\u0634\u062f \u06cc\u0627 \u0631\u0634\u062f \u062e\u0648\u062f\u06a9\u0627\u0631 \u0645\u062d\u062f\u0648\u062f \u0634\u062f\u0647 \u0628\u0627\u0634\u062f\u060c \u0628\u0627 \u062e\u0637\u0627\u06cc 9002 \u0645\u0648\u0627\u062c\u0647 \u0645\u06cc\u200c\u0634\u0648\u06cc\u062f.<\/p>\n<h3>\u06a9\u0648\u062a\u0627\u0647\u200c\u0633\u0627\u0632\u06cc \u06af\u0632\u0627\u0631\u0634 (Truncation) \u062f\u0631 \u0645\u0642\u0627\u0628\u0644 \u06a9\u0648\u0686\u06a9\u200c\u0633\u0627\u0632\u06cc \u06af\u0632\u0627\u0631\u0634 (Shrinking)<\/h3>\n<p>\u06cc\u06a9 \u062a\u0635\u0648\u0631 \u063a\u0644\u0637 \u0631\u0627\u06cc\u062c \u0627\u06cc\u0646 \u0627\u0633\u062a \u06a9\u0647 \u06a9\u0648\u062a\u0627\u0647\u200c\u0633\u0627\u0632\u06cc \u06af\u0632\u0627\u0631\u0634\u060c \u0627\u0646\u062f\u0627\u0632\u0647 \u0641\u0627\u06cc\u0644 \u0641\u06cc\u0632\u06cc\u06a9\u06cc \u0631\u0627 \u06a9\u0627\u0647\u0634 \u0645\u06cc\u200c\u062f\u0647\u062f.<br \/>\n*   <strong>\u06a9\u0648\u062a\u0627\u0647\u200c\u0633\u0627\u0632\u06cc \u06af\u0632\u0627\u0631\u0634 (Log Truncation):<\/strong> \u0641\u0631\u0622\u06cc\u0646\u062f \u0639\u0644\u0627\u0645\u062a\u200c\u06af\u0630\u0627\u0631\u06cc VLF\u0647\u0627\u06cc \u0641\u0639\u0627\u0644 \u0628\u0647\u200c\u0639\u0646\u0648\u0627\u0646 \u063a\u06cc\u0631\u0641\u0639\u0627\u0644\u060c \u06a9\u0647 \u0641\u0636\u0627 \u0631\u0627 \u0628\u0631\u0627\u06cc \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0645\u062c\u062f\u062f \u062f\u0631 \u062f\u0633\u062a\u0631\u0633 \u0642\u0631\u0627\u0631 \u0645\u06cc\u200c\u062f\u0647\u062f. \u0627\u06cc\u0646 \u06a9\u0627\u0631 \u0627\u0646\u062f\u0627\u0632\u0647 \u0641\u0627\u06cc\u0644 LDF \u0631\u0648\u06cc \u062f\u06cc\u0633\u06a9 \u0631\u0627 \u06a9\u0627\u0647\u0634 <em>\u0646\u0645\u06cc\u200c\u062f\u0647\u062f<\/em>.<br \/>\n*   <strong>\u06a9\u0648\u062a\u0627\u0647\u200c\u0633\u0627\u0632\u06cc \u0641\u0627\u06cc\u0644 (Log Shrinking):<\/strong> \u0641\u0631\u0622\u06cc\u0646\u062f \u06a9\u0627\u0647\u0634 \u0641\u06cc\u0632\u06cc\u06a9\u06cc \u0627\u0646\u062f\u0627\u0632\u0647 \u0641\u0627\u06cc\u0644 LDF \u0648 \u0628\u0627\u0632\u06af\u0631\u062f\u0627\u0646\u062f\u0646 \u0641\u0636\u0627 \u0628\u0647 \u0633\u06cc\u0633\u062a\u0645\u200c\u0639\u0627\u0645\u0644.<\/p>\n<p>\u062f\u0631 \u0645\u062f\u0644 \u0628\u0627\u0632\u06cc\u0627\u0628\u06cc Full\u060c \u06a9\u0648\u062a\u0627\u0647\u200c\u0633\u0627\u0632\u06cc \u06af\u0632\u0627\u0631\u0634 <em>\u062a\u0646\u0647\u0627<\/em> \u0632\u0645\u0627\u0646\u06cc \u0631\u062e \u0645\u06cc\u200c\u062f\u0647\u062f \u06a9\u0647 \u067e\u0634\u062a\u06cc\u0628\u0627\u0646\u200c\u06af\u06cc\u0631\u06cc \u0627\u0632 \u06af\u0632\u0627\u0631\u0634 \u062a\u0631\u0627\u06a9\u0646\u0634 \u0628\u0627 \u0645\u0648\u0641\u0642\u06cc\u062a \u0627\u0646\u062c\u0627\u0645 \u0634\u0648\u062f (\u0628\u0627 \u0641\u0631\u0636 \u0627\u06cc\u0646\u06a9\u0647 \u0647\u06cc\u0686 \u0641\u0631\u0622\u06cc\u0646\u062f \u062f\u06cc\u06af\u0631\u06cc \u06af\u0632\u0627\u0631\u0634 \u0631\u0627 \u0641\u0639\u0627\u0644 \u0646\u06af\u0647 \u0646\u062f\u0627\u0634\u062a\u0647 \u0628\u0627\u0634\u062f).<\/p>\n<h2>\u062a\u0634\u062e\u06cc\u0635 \u062e\u0637\u0627\u06cc \u00ab\u06af\u0632\u0627\u0631\u0634 \u062a\u0631\u0627\u06a9\u0646\u0634 \u067e\u0631 \u0627\u0633\u062a\u00bb (\u062e\u0637\u0627\u06cc 9002)<\/h2>\n<p>\u0647\u0646\u06af\u0627\u0645\u06cc \u06a9\u0647 \u06af\u0632\u0627\u0631\u0634 \u067e\u0631 \u0627\u0633\u062a\u060c \u0627\u0648\u0644\u06cc\u0646 \u0642\u062f\u0645 \u0634\u0645\u0627 \u0646\u0628\u0627\u06cc\u062f \u0627\u0636\u0627\u0641\u0647 \u06a9\u0631\u062f\u0646 \u06a9\u0648\u0631\u06a9\u0648\u0631\u0627\u0646\u0647 \u0641\u0636\u0627\u06cc \u062f\u06cc\u0633\u06a9 \u06cc\u0627 \u06a9\u0648\u0686\u06a9 \u06a9\u0631\u062f\u0646 \u0641\u0627\u06cc\u0644\u200c\u0647\u0627 \u0628\u0627\u0634\u062f. \u0634\u0645\u0627 \u0628\u0627\u06cc\u062f \u0634\u0646\u0627\u0633\u0627\u06cc\u06cc \u06a9\u0646\u06cc\u062f \u06a9\u0647 <em>\u0686\u0631\u0627<\/em> \u06af\u0632\u0627\u0631\u0634 \u0646\u0645\u06cc\u200c\u062a\u0648\u0627\u0646\u062f \u06a9\u0648\u062a\u0627\u0647\u200c\u0633\u0627\u0632\u06cc \u0634\u0648\u062f. SQL Server \u06cc\u06a9 \u0645\u06a9\u0627\u0646\u06cc\u0633\u0645 \u062f\u0627\u062e\u0644\u06cc \u0628\u0631\u0627\u06cc \u0627\u0637\u0644\u0627\u0639 \u062f\u0642\u06cc\u0642 \u0627\u0632 \u0622\u0646\u0686\u0647 \u0645\u0627\u0646\u0639 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0645\u062c\u062f\u062f \u0627\u0632 \u06af\u0632\u0627\u0631\u0634 \u0645\u06cc\u200c\u0634\u0648\u062f\u060c \u0627\u0632 \u0637\u0631\u06cc\u0642 \u0646\u0645\u0627\u06cc \u06a9\u0627\u062a\u0627\u0644\u0648\u06af <code>sys.databases<\/code> \u0627\u0631\u0627\u0626\u0647 \u0645\u06cc\u200c\u062f\u0647\u062f.<\/p>\n<p>\u062f\u0633\u062a\u0648\u0631 T-SQL \u0632\u06cc\u0631 \u0631\u0627 \u0628\u0631\u0627\u06cc \u0634\u0646\u0627\u0633\u0627\u06cc\u06cc \u06af\u0644\u0648\u06af\u0627\u0647 \u0627\u062c\u0631\u0627 \u06a9\u0646\u06cc\u062f:<\/p>\n<pre><code class=\"language-sql\">SELECT \n    name AS DatabaseName, \n    recovery_model_desc AS RecoveryModel, \n    log_reuse_wait_desc AS LogReuseWaitReason\nFROM sys.databases\nWHERE name = 'YourDatabaseName';\n<\/code><\/pre>\n<p>\u0647\u0645\u0686\u0646\u06cc\u0646 \u0645\u06cc\u200c\u062a\u0648\u0627\u0646\u06cc\u062f \u0645\u06cc\u0632\u0627\u0646 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0641\u0639\u0644\u06cc \u0627\u0632 \u0641\u0636\u0627\u06cc \u06af\u0632\u0627\u0631\u0634\u200c\u0647\u0627\u06cc \u062a\u0631\u0627\u06a9\u0646\u0634 \u062e\u0648\u062f \u0631\u0627 \u0628\u0627 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u062f\u0633\u062a\u0648\u0631 \u0632\u06cc\u0631 \u0628\u0631\u0631\u0633\u06cc \u06a9\u0646\u06cc\u062f:<\/p>\n<pre><code class=\"language-sql\">DBCC SQLPERF(LOGSPACE);\n<\/code><\/pre>\n<h3>\u0648\u0636\u0639\u06cc\u062a\u200c\u0647\u0627\u06cc \u0631\u0627\u06cc\u062c <code>log_reuse_wait_desc<\/code><\/h3>\n<ol>\n<li><strong>LOG_BACKUP:<\/strong> \u067e\u0627\u06cc\u06af\u0627\u0647 \u062f\u0627\u062f\u0647 \u062f\u0631 \u0645\u062f\u0644 \u0628\u0627\u0632\u06cc\u0627\u0628\u06cc Full \u06cc\u0627 Bulk-Logged \u0627\u0633\u062a \u0648 \u0627\u062e\u06cc\u0631\u0627\u064b \u0627\u0632 \u06af\u0632\u0627\u0631\u0634 \u062a\u0631\u0627\u06a9\u0646\u0634 \u067e\u0634\u062a\u06cc\u0628\u0627\u0646\u200c\u06af\u06cc\u0631\u06cc \u0646\u0634\u062f\u0647 \u0627\u0633\u062a. \u0627\u06cc\u0646 \u0631\u0627\u06cc\u062c\u200c\u062a\u0631\u06cc\u0646 \u0639\u0644\u062a \u0627\u0633\u062a.<\/li>\n<li><strong>ACTIVE_TRANSACTION:<\/strong> \u06cc\u06a9 \u062a\u0631\u0627\u06a9\u0646\u0634 \u0637\u0648\u0644\u0627\u0646\u06cc\u200c\u0645\u062f\u062a (\u0645\u062b\u0644\u0627\u064b \u0628\u0627\u0632\u0633\u0627\u0632\u06cc \u0639\u0638\u06cc\u0645 \u0627\u06cc\u0646\u062f\u06a9\u0633 \u06cc\u0627 \u06cc\u06a9 \u062a\u0631\u0627\u06a9\u0646\u0634 \u0641\u0631\u0627\u0645\u0648\u0634\u200c\u0634\u062f\u0647 \u0648 \u062a\u0627\u06cc\u06cc\u062f \u0646\u0634\u062f\u0647) \u06af\u0632\u0627\u0631\u0634 \u0631\u0627 \u0641\u0639\u0627\u0644 \u0646\u06af\u0647 \u062f\u0627\u0634\u062a\u0647 \u0627\u0633\u062a.<\/li>\n<li><strong>REPLICATION \/ CDC:<\/strong> \u0642\u0627\u0628\u0644\u06cc\u062a Transactional Replication \u06cc\u0627 Change Data Capture (CDC) \u0641\u0639\u0627\u0644 \u0627\u0633\u062a \u0648 Log Reader Agent \u0647\u0646\u0648\u0632 \u062a\u0631\u0627\u06a9\u0646\u0634\u200c\u0647\u0627 \u0631\u0627 \u067e\u0631\u062f\u0627\u0632\u0634 \u0646\u06a9\u0631\u062f\u0647 \u0627\u0633\u062a.<\/li>\n<li><strong>AVAILABILITY_REPLICA:<\/strong> \u062f\u0631 \u06cc\u06a9 \u06af\u0631\u0648\u0647 \u062f\u0631 \u062f\u0633\u062a\u0631\u0633 AlwaysOn\u060c \u06cc\u06a9 \u06a9\u067e\u06cc \u062b\u0627\u0646\u0648\u06cc\u0647 \u0642\u0637\u0639 \u0634\u062f\u0647 \u06cc\u0627 \u062e\u06cc\u0644\u06cc \u06a9\u0646\u062f \u0647\u0645\u06af\u0627\u0645\u200c\u0633\u0627\u0632\u06cc \u0645\u06cc\u200c\u0634\u0648\u062f \u0648 \u06a9\u067e\u06cc \u0627\u0648\u0644\u06cc\u0647 \u0631\u0627 \u0645\u062c\u0628\u0648\u0631 \u0645\u06cc\u200c\u06a9\u0646\u062f \u0631\u06a9\u0648\u0631\u062f\u0647\u0627\u06cc \u06af\u0632\u0627\u0631\u0634 \u0631\u0627 \u062a\u0627 \u0632\u0645\u0627\u0646\u06cc \u06a9\u0647 \u062f\u0631 \u06a9\u067e\u06cc \u062b\u0627\u0646\u0648\u06cc\u0647 \u062b\u0628\u062a \u0634\u0648\u0646\u062f\u060c \u0646\u06af\u0647 \u062f\u0627\u0631\u062f.<\/li>\n<\/ol>\n<h2>\u0627\u0633\u062a\u0631\u0627\u062a\u0698\u06cc\u200c\u0647\u0627\u06cc \u0628\u0627\u0632\u06cc\u0627\u0628\u06cc \u0633\u0631\u06cc\u0639: \u062d\u0644 \u0645\u0634\u06a9\u0644 \u062f\u0631 \u0645\u062d\u06cc\u0637 \u062a\u0648\u0644\u06cc\u062f<\/h2>\n<p>\u0628\u0633\u062a\u0647 \u0628\u0647 <code>log_reuse_wait_desc<\/code> \u0628\u0627\u0632\u06af\u0631\u062f\u0627\u0646\u062f\u0647 \u0634\u062f\u0647\u060c \u0648\u0627\u06a9\u0646\u0634 \u0627\u0636\u0637\u0631\u0627\u0631\u06cc \u0634\u0645\u0627 \u0645\u062a\u0641\u0627\u0648\u062a \u062e\u0648\u0627\u0647\u062f \u0628\u0648\u062f. \u062f\u0631 \u0627\u06cc\u0646\u062c\u0627 \u0627\u0633\u062a\u0631\u0627\u062a\u0698\u06cc\u200c\u0647\u0627\u06cc \u0628\u0627\u0632\u06cc\u0627\u0628\u06cc \u0633\u0631\u06cc\u0639 \u0628\u0631\u0627\u06cc \u0631\u0627\u06cc\u062c\u200c\u062a\u0631\u06cc\u0646 \u0633\u0646\u0627\u0631\u06cc\u0648\u0647\u0627 \u0622\u0648\u0631\u062f\u0647 \u0634\u062f\u0647 \u0627\u0633\u062a.<\/p>\n<h3>\u0633\u0646\u0627\u0631\u06cc\u0648 1: \u067e\u0634\u062a\u06cc\u0628\u0627\u0646\u200c\u06af\u06cc\u0631\u06cc\u200c\u0647\u0627\u06cc \u06af\u0632\u0627\u0631\u0634 \u0627\u0632 \u062f\u0633\u062a \u0631\u0641\u062a\u0647 \u06cc\u0627 \u0646\u0627\u0645\u0648\u0641\u0642 (<code>LOG_BACKUP<\/code>)<\/h3>\n<p>\u0627\u06af\u0631 \u0646\u0648\u0639 \u0627\u0646\u062a\u0638\u0627\u0631 <code>LOG_BACKUP<\/code> \u0628\u0627\u0634\u062f\u060c \u0631\u0627\u0647\u200c\u062d\u0644 \u0633\u0627\u062f\u0647 \u0627\u0633\u062a: \u0628\u0627\u06cc\u062f \u0627\u0632 \u06af\u0632\u0627\u0631\u0634 \u062a\u0631\u0627\u06a9\u0646\u0634 \u067e\u0634\u062a\u06cc\u0628\u0627\u0646 \u0628\u06af\u06cc\u0631\u06cc\u062f.<\/p>\n<pre><code class=\"language-sql\">BACKUP LOG [YourDatabaseName] \nTO DISK = 'N:BackupsYourDatabaseName_EmergencyLog.trn' \nWITH COMPRESSION, STATS = 10;\n<\/code><\/pre>\n<p>\u067e\u0633 \u0627\u0632 \u062a\u06a9\u0645\u06cc\u0644 \u067e\u0634\u062a\u06cc\u0628\u0627\u0646\u200c\u06af\u06cc\u0631\u06cc\u060c VLF\u0647\u0627\u06cc \u063a\u06cc\u0631\u0641\u0639\u0627\u0644 \u06a9\u0648\u062a\u0627\u0647\u200c\u0633\u0627\u0632\u06cc \u0645\u06cc\u200c\u0634\u0648\u0646\u062f \u0648 SQL Server \u0639\u0645\u0644\u06cc\u0627\u062a \u0639\u0627\u062f\u06cc \u0631\u0627 \u0627\u0632 \u0633\u0631 \u0645\u06cc\u200c\u06af\u06cc\u0631\u062f. \u0627\u06af\u0631 \u062f\u0631\u0627\u06cc\u0648 \u067e\u0634\u062a\u06cc\u0628\u0627\u0646 \u0634\u0645\u0627 \u067e\u0631 \u0627\u0633\u062a\u060c \u0645\u0645\u06a9\u0646 \u0627\u0633\u062a \u0644\u0627\u0632\u0645 \u0628\u0627\u0634\u062f \u062f\u0631 \u06cc\u06a9 \u0627\u0634\u062a\u0631\u0627\u06a9 \u0634\u0628\u06a9\u0647 \u0645\u0648\u0642\u062a \u06cc\u0627 \u06cc\u06a9 \u062f\u0633\u062a\u06af\u0627\u0647 \u062a\u0647\u06cc (Null device) \u067e\u0634\u062a\u06cc\u0628\u0627\u0646 \u0628\u06af\u06cc\u0631\u06cc\u062f (\u0627\u06cc\u0646 \u06a9\u0627\u0631 \u0628\u0647 \u0634\u062f\u062a \u062a\u0648\u0635\u06cc\u0647 \u0646\u0645\u06cc\u200c\u0634\u0648\u062f \u0645\u06af\u0631 \u0627\u06cc\u0646\u06a9\u0647 \u067e\u0627\u06cc\u06af\u0627\u0647 \u062f\u0627\u062f\u0647 \u0628\u0647 \u0631\u0627\u062d\u062a\u06cc \u0642\u0627\u0628\u0644 \u0628\u0627\u0632\u0633\u0627\u0632\u06cc \u0628\u0627\u0634\u062f\u060c \u0632\u06cc\u0631\u0627 \u0632\u0646\u062c\u06cc\u0631\u0647 \u06af\u0632\u0627\u0631\u0634 \u0631\u0627 \u0645\u06cc\u200c\u0634\u06a9\u0646\u062f):<\/p>\n<pre><code class=\"language-sql\">-- \u0647\u0634\u062f\u0627\u0631: \u0627\u06cc\u0646 \u06a9\u0627\u0631 \u0632\u0646\u062c\u06cc\u0631\u0647 \u06af\u0632\u0627\u0631\u0634 \u0631\u0627 \u0645\u06cc\u200c\u0634\u06a9\u0646\u062f \u0648 \u0628\u0627\u0632\u06cc\u0627\u0628\u06cc \u062f\u0631 \u0644\u062d\u0638\u0647 (Point-in-time) \u0631\u0627 \u0628\u0647 \u062e\u0637\u0631 \u0645\u06cc\u200c\u0627\u0646\u062f\u0627\u0632\u062f.\n-- \u062a\u0646\u0647\u0627 \u062f\u0631 \u0635\u0648\u0631\u062a \u0636\u0631\u0648\u0631\u062a \u0645\u0637\u0644\u0642 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u06a9\u0646\u06cc\u062f \u0648 \u0628\u0644\u0627\u0641\u0627\u0635\u0644\u0647 \u0628\u0627 \u06cc\u06a9 \u067e\u0634\u062a\u06cc\u0628\u0627\u0646 \u06a9\u0627\u0645\u0644 (FULL) \u062f\u0646\u0628\u0627\u0644 \u06a9\u0646\u06cc\u062f.\nBACKUP LOG [YourDatabaseName] TO DISK = 'NUL';\n<\/code><\/pre>\n<h3>\u0633\u0646\u0627\u0631\u06cc\u0648 2: \u062a\u0631\u0627\u06a9\u0646\u0634\u200c\u0647\u0627\u06cc \u0641\u0639\u0627\u0644 \u0637\u0648\u0644\u0627\u0646\u06cc\u200c\u0645\u062f\u062a (<code>ACTIVE_TRANSACTION<\/code>)<\/h3>\n<p>\u0627\u06af\u0631 \u06cc\u06a9 \u062a\u0631\u0627\u06a9\u0646\u0634 \u0648\u0627\u062d\u062f \u0633\u0627\u0639\u062a\u200c\u0647\u0627 \u062f\u0631 \u062d\u0627\u0644 \u0627\u062c\u0631\u0627 \u0628\u0648\u062f\u0647 \u0628\u0627\u0634\u062f\u060c \u0627\u0632 \u06a9\u0648\u062a\u0627\u0647\u200c\u0633\u0627\u0632\u06cc \u06af\u0632\u0627\u0631\u0634 \u0628\u0631\u0627\u06cc \u06a9\u0644 \u0645\u062f\u062a \u0632\u0645\u0627\u0646 \u062c\u0644\u0648\u06af\u06cc\u0631\u06cc \u0645\u06cc\u200c\u06a9\u0646\u062f. \u0627\u0628\u062a\u062f\u0627 \u062a\u0631\u0627\u06a9\u0646\u0634 \u0645\u0634\u06a9\u0644\u200c\u0633\u0627\u0632 \u0631\u0627 \u0634\u0646\u0627\u0633\u0627\u06cc\u06cc \u06a9\u0646\u06cc\u062f:<\/p>\n<pre><code class=\"language-sql\">DBCC OPENTRAN('YourDatabaseName');\n<\/code><\/pre>\n<p>\u0627\u06cc\u0646 \u062f\u0633\u062a\u0648\u0631 \u0642\u062f\u06cc\u0645\u06cc\u200c\u062a\u0631\u06cc\u0646 \u062a\u0631\u0627\u06a9\u0646\u0634 \u0641\u0639\u0627\u0644 \u0648 \u0634\u0646\u0627\u0633\u0647 \u0641\u0631\u0622\u06cc\u0646\u062f \u0633\u0631\u0648\u0631 (SPID) \u0622\u0646 \u0631\u0627 \u0628\u0631\u0645\u06cc\u200c\u06af\u0631\u062f\u0627\u0646\u062f. \u0645\u06cc\u200c\u062a\u0648\u0627\u0646\u06cc\u062f \u0628\u0627 \u067e\u0631\u0633\u200c\u0648\u062c\u0648 \u0627\u0632 \u0646\u0645\u0627\u0647\u0627\u06cc \u0645\u062f\u06cc\u0631\u06cc\u062a \u067e\u0648\u06cc\u0627 (DMVs)\u060c \u062c\u0632\u0626\u06cc\u0627\u062a \u0628\u06cc\u0634\u062a\u0631\u06cc \u062f\u0631\u0628\u0627\u0631\u0647 \u06a9\u0627\u0631\u06cc \u06a9\u0647 SPID \u0627\u0646\u062c\u0627\u0645 \u0645\u06cc\u200c\u062f\u0647\u062f \u0628\u0647 \u062f\u0633\u062a \u0622\u0648\u0631\u06cc\u062f:<\/p>\n<pre><code class=\"language-sql\">SELECT \n    s.session_id,\n    s.login_name,\n    s.host_name,\n    r.start_time,\n    r.status,\n    r.command,\n    t.text AS QueryText\nFROM sys.dm_exec_sessions s\nJOIN sys.dm_exec_requests r ON s.session_id = r.session_id\nCROSS APPLY sys.dm_exec_sql_text(r.sql_handle) t\nWHERE s.session_id = &lt;SPID_FROM_DBCC_OPENTRAN&gt;;\n<\/code><\/pre>\n<p>\u0627\u06af\u0631 \u062a\u0631\u0627\u06a9\u0646\u0634 \u06cc\u06a9 \u067e\u0631\u0633\u200c\u0648\u062c\u0648\u06cc \u0645\u062e\u0631\u0628 \u06cc\u0627 \u06cc\u06a9 \u0641\u0631\u0622\u06cc\u0646\u062f \u0645\u062a\u0648\u0642\u0641\u200c\u0634\u062f\u0647 \u0627\u0633\u062a\u060c \u0645\u0645\u06a9\u0646 \u0627\u0633\u062a \u0644\u0627\u0632\u0645 \u0628\u0627\u0634\u062f \u0622\u0646 \u0631\u0627 \u062e\u0627\u062a\u0645\u0647 \u062f\u0647\u06cc\u062f \u062a\u0627 \u06af\u0632\u0627\u0631\u0634 \u0622\u0632\u0627\u062f \u0634\u0648\u062f.<\/p>\n<pre><code class=\"language-sql\">KILL &lt;SPID&gt;;\n<\/code><\/pre>\n<p><em>\u062a\u0648\u062c\u0647: \u06a9\u0634\u062a\u0646 \u06cc\u06a9 \u062a\u0631\u0627\u06a9\u0646\u0634 \u0639\u0638\u06cc\u0645 \u0628\u0627\u0639\u062b \u0641\u0639\u0627\u0644 \u0634\u062f\u0646 Rollback \u0645\u06cc\u200c\u0634\u0648\u062f \u06a9\u0647 \u0645\u06cc\u200c\u062a\u0648\u0627\u0646\u062f \u0632\u0645\u0627\u0646 \u0642\u0627\u0628\u0644 \u062a\u0648\u062c\u0647\u06cc \u0637\u0648\u0644 \u0628\u06a9\u0634\u062f \u0648 \u0628\u0647\u200c\u0637\u0648\u0631 \u0645\u0648\u0642\u062a \u0641\u0639\u0627\u0644\u06cc\u062a \u06af\u0632\u0627\u0631\u0634 \u0627\u0636\u0627\u0641\u06cc \u0627\u06cc\u062c\u0627\u062f \u06a9\u0646\u062f. \u062f\u0631 \u062d\u06cc\u0646 Rollback\u060c \u0633\u0631\u0648\u06cc\u0633 SQL Server \u0631\u0627 \u0645\u062c\u062f\u062f\u0627\u064b \u0631\u0627\u0647\u200c\u0627\u0646\u062f\u0627\u0632\u06cc \u0646\u06a9\u0646\u06cc\u062f\u060c \u062f\u0631 \u063a\u06cc\u0631 \u0627\u06cc\u0646 \u0635\u0648\u0631\u062a \u067e\u0627\u06cc\u06af\u0627\u0647 \u062f\u0627\u062f\u0647 \u067e\u0633 \u0627\u0632 \u0631\u0627\u0647\u200c\u0627\u0646\u062f\u0627\u0632\u06cc \u0645\u062c\u062f\u062f \u0648\u0627\u0631\u062f \u062d\u0627\u0644\u062a \u0628\u0627\u0632\u06cc\u0627\u0628\u06cc \u0645\u06cc\u200c\u0634\u0648\u062f.<\/em><\/p>\n<h3>\u0633\u0646\u0627\u0631\u06cc\u0648 3: \u062a\u062e\u0635\u06cc\u0635 \u0641\u0636\u0627\u06cc \u0627\u0636\u0637\u0631\u0627\u0631\u06cc (\u062f\u06cc\u0633\u06a9 100\u066a \u067e\u0631 \u0627\u0633\u062a)<\/h3>\n<p>\u0627\u06af\u0631 \u0641\u0627\u06cc\u0644 LDF \u06a9\u0644 \u062f\u0631\u0627\u06cc\u0648 \u0631\u0627 \u0645\u0635\u0631\u0641 \u06a9\u0631\u062f\u0647 \u0627\u0633\u062a\u060c \u062d\u062a\u06cc \u0646\u0645\u06cc\u200c\u062a\u0648\u0627\u0646\u06cc\u062f \u067e\u0634\u062a\u06cc\u0628\u0627\u0646\u200c\u06af\u06cc\u0631\u06cc \u06a9\u0646\u06cc\u062f \u0632\u06cc\u0631\u0627 SQL Server \u0628\u0631\u0627\u06cc \u062b\u0628\u062a \u062e\u0648\u062f\u0650 \u0631\u0648\u06cc\u062f\u0627\u062f \u067e\u0634\u062a\u06cc\u0628\u0627\u0646\u200c\u06af\u06cc\u0631\u06cc \u0628\u0647 \u0645\u0642\u062f\u0627\u0631 \u06a9\u0645\u06cc \u0641\u0636\u0627\u06cc \u06af\u0632\u0627\u0631\u0634 \u0646\u06cc\u0627\u0632 \u062f\u0627\u0631\u062f. \u062f\u0631 \u0627\u06cc\u0646 \u0633\u0646\u0627\u0631\u06cc\u0648\u060c \u0628\u0627\u06cc\u062f \u06cc\u06a9 \u0641\u0627\u06cc\u0644 \u06af\u0632\u0627\u0631\u0634 \u062b\u0627\u0646\u0648\u06cc\u0647 \u062f\u0631 \u062f\u0631\u0627\u06cc\u0648 \u062f\u06cc\u06af\u0631\u06cc \u0628\u0627 \u0641\u0636\u0627\u06cc \u0645\u0648\u062c\u0648\u062f \u0627\u0636\u0627\u0641\u0647 \u06a9\u0646\u06cc\u062f.<\/p>\n<pre><code class=\"language-sql\">ALTER DATABASE [YourDatabaseName]\nADD LOG FILE \n(\n    NAME = N'YourDatabaseName_Log2',\n    FILENAME = N'E:TempLogsYourDatabaseName_Log2.ldf',\n    SIZE = 5GB,\n    MAXSIZE = 50GB,\n    FILEGROWTH = 1GB\n);\n<\/code><\/pre>\n<p>\u0627\u06cc\u0646 \u06a9\u0627\u0631 \u0628\u0644\u0627\u0641\u0627\u0635\u0644\u0647 \u0628\u0647 SQL Server \u0641\u0636\u0627\u06cc \u062a\u0646\u0641\u0633 \u0645\u06cc\u200c\u062f\u0647\u062f. \u0647\u0646\u06af\u0627\u0645\u06cc \u06a9\u0647 \u067e\u0627\u06cc\u06af\u0627\u0647 \u062f\u0627\u062f\u0647 \u0622\u0646\u0644\u0627\u06cc\u0646 \u0634\u062f\u060c \u06cc\u06a9 \u067e\u0634\u062a\u06cc\u0628\u0627\u0646 \u0627\u0632 \u06af\u0632\u0627\u0631\u0634 \u062a\u0631\u0627\u06a9\u0646\u0634 \u0628\u06af\u06cc\u0631\u06cc\u062f\u060c \u0641\u0627\u06cc\u0644 \u06af\u0632\u0627\u0631\u0634 \u062b\u0627\u0646\u0648\u06cc\u0647 \u0631\u0627 \u062e\u0627\u0644\u06cc \u06a9\u0646\u06cc\u062f \u0648 \u0622\u0646 \u0631\u0627 \u062d\u0630\u0641 \u06a9\u0646\u06cc\u062f:<\/p>\n<pre><code class=\"language-sql\">-- 1. \u0628\u0631\u0627\u06cc \u06a9\u0648\u062a\u0627\u0647\u200c\u0633\u0627\u0632\u06cc \u06af\u0632\u0627\u0631\u0634\u060c \u06cc\u06a9 \u067e\u0634\u062a\u06cc\u0628\u0627\u0646 \u0627\u0632 \u06af\u0632\u0627\u0631\u0634 \u0628\u06af\u06cc\u0631\u06cc\u062f\nBACKUP LOG [YourDatabaseName] TO DISK = '...';\n\n-- 2. \u0641\u0627\u06cc\u0644 \u06af\u0632\u0627\u0631\u0634 \u0645\u0648\u0642\u062a \u0631\u0627 \u062e\u0627\u0644\u06cc \u06a9\u0646\u06cc\u062f\nDBCC SHRINKFILE (N'YourDatabaseName_Log2', EMPTYFILE);\n\n-- 3. \u0641\u0627\u06cc\u0644 \u06af\u0632\u0627\u0631\u0634 \u0645\u0648\u0642\u062a \u0631\u0627 \u062d\u0630\u0641 \u06a9\u0646\u06cc\u062f\nALTER DATABASE [YourDatabaseName] REMOVE FILE [YourDatabaseName_Log2];\n<\/code><\/pre>\n<h2>\u0628\u0647\u062a\u0631\u06cc\u0646 \u0634\u06cc\u0648\u0647\u200c\u0647\u0627 \u0628\u0631\u0627\u06cc \u067e\u06cc\u0634\u06af\u06cc\u0631\u06cc \u0648 \u0645\u062f\u06cc\u0631\u06cc\u062a \u06af\u0632\u0627\u0631\u0634 \u062a\u0631\u0627\u06a9\u0646\u0634<\/h2>\n<p>\u0639\u06cc\u0628\u200c\u06cc\u0627\u0628\u06cc \u0648\u0627\u06a9\u0646\u0634\u06cc \u0627\u0633\u062a\u0631\u0633\u200c\u0632\u0627 \u0627\u0633\u062a \u0648 \u0628\u0631 SLA\u0647\u0627 \u062a\u0623\u062b\u06cc\u0631 \u0645\u06cc\u200c\u06af\u0630\u0627\u0631\u062f. \u0627\u062c\u0631\u0627\u06cc \u0628\u0647\u062a\u0631\u06cc\u0646 \u0634\u06cc\u0648\u0647\u200c\u0647\u0627\u06cc \u0645\u0639\u0645\u0627\u0631\u06cc \u0648 \u0639\u0645\u0644\u06cc\u0627\u062a\u06cc \u067e\u06cc\u0634\u06af\u06cc\u0631\u0627\u0646\u0647 \u0628\u0631\u0627\u06cc \u067e\u0627\u06cc\u062f\u0627\u0631\u06cc \u067e\u0627\u06cc\u06af\u0627\u0647 \u062f\u0627\u062f\u0647 \u0633\u0627\u0632\u0645\u0627\u0646\u06cc \u0636\u0631\u0648\u0631\u06cc \u0627\u0633\u062a.<\/p>\n<h3>1. \u067e\u06cc\u0627\u062f\u0647\u200c\u0633\u0627\u0632\u06cc \u06cc\u06a9 \u0627\u0633\u062a\u0631\u0627\u062a\u0698\u06cc \u067e\u0634\u062a\u06cc\u0628\u0627\u0646\u200c\u06af\u06cc\u0631\u06cc \u0642\u0648\u06cc \u0648 \u062e\u0648\u062f\u06a9\u0627\u0631<\/h3>\n<p>\u0627\u06af\u0631 \u067e\u0627\u06cc\u06af\u0627\u0647 \u062f\u0627\u062f\u0647 \u062f\u0631 \u0645\u062f\u0644 \u0628\u0627\u0632\u06cc\u0627\u0628\u06cc Full \u0628\u0627\u0634\u062f\u060c \u067e\u0634\u062a\u06cc\u0628\u0627\u0646\u200c\u06af\u06cc\u0631\u06cc\u200c\u0647\u0627\u06cc \u0645\u06a9\u0631\u0631 \u0627\u0632 \u06af\u0632\u0627\u0631\u0634 \u062a\u0631\u0627\u06a9\u0646\u0634 \u0627\u0644\u0632\u0627\u0645\u06cc \u0627\u0633\u062a. \u0628\u0633\u062a\u0647 \u0628\u0647 \u0647\u062f\u0641 \u0646\u0642\u0637\u0647 \u0628\u0627\u0632\u06cc\u0627\u0628\u06cc (RPO) \u0648 \u062d\u062c\u0645 \u062a\u0631\u0627\u06a9\u0646\u0634\u060c \u067e\u0634\u062a\u06cc\u0628\u0627\u0646\u200c\u06af\u06cc\u0631\u06cc \u0627\u0632 \u06af\u0632\u0627\u0631\u0634 \u0628\u0627\u06cc\u062f \u0647\u0631 5 \u062a\u0627 15 \u062f\u0642\u06cc\u0642\u0647 \u0627\u0646\u062c\u0627\u0645 \u0634\u0648\u062f.<\/p>\n<p>\u0631\u0627\u0647\u200c\u062d\u0644\u200c\u0647\u0627\u06cc \u067e\u0634\u062a\u06cc\u0628\u0627\u0646\u200c\u06af\u06cc\u0631\u06cc \u0633\u0627\u0632\u0645\u0627\u0646\u06cc \u0645\u0627\u0646\u0646\u062f CloudSave \u0627\u06cc\u0646 \u0641\u0631\u0622\u06cc\u0646\u062f \u0631\u0627 \u0628\u0647\u200c\u0637\u0648\u0631 \u0642\u0627\u0628\u0644 \u062a\u0648\u062c\u0647\u06cc \u0633\u0627\u062f\u0647 \u0645\u06cc\u200c\u06a9\u0646\u0646\u062f. \u0628\u0627 \u0627\u062f\u063a\u0627\u0645 \u0645\u0633\u062a\u0642\u06cc\u0645 \u0628\u0627 SQL Server \u0627\u0632 \u0637\u0631\u06cc\u0642 VDI (\u0631\u0627\u0628\u0637 \u062f\u0633\u062a\u06af\u0627\u0647 \u0645\u062c\u0627\u0632\u06cc)\u060c CloudSave \u0628\u0647 \u0645\u062f\u06cc\u0631\u0627\u0646 \u067e\u0627\u06cc\u06af\u0627\u0647 \u062f\u0627\u062f\u0647 \u0627\u062c\u0627\u0632\u0647 \u0645\u06cc\u200c\u062f\u0647\u062f \u062a\u0627 \u067e\u0634\u062a\u06cc\u0628\u0627\u0646\u200c\u06af\u06cc\u0631\u06cc\u200c\u0647\u0627\u06cc \u06af\u0632\u0627\u0631\u0634 \u062a\u0631\u0627\u06a9\u0646\u0634 \u0628\u0627 \u0641\u0631\u06a9\u0627\u0646\u0633 \u0628\u0627\u0644\u0627 \u0648 \u0645\u0628\u062a\u0646\u06cc \u0628\u0631 \u0633\u06cc\u0627\u0633\u062a \u0631\u0627 \u067e\u06cc\u06a9\u0631\u0628\u0646\u062f\u06cc \u06a9\u0646\u0646\u062f. \u0627\u06cc\u0646 \u0627\u0645\u0631 \u062a\u0636\u0645\u06cc\u0646 \u0645\u06cc\u200c\u06a9\u0646\u062f \u06a9\u0647 \u06af\u0632\u0627\u0631\u0634\u200c\u0647\u0627 \u0628\u0647\u200c\u0637\u0648\u0631 \u0645\u062f\u0627\u0648\u0645 \u06a9\u0648\u062a\u0627\u0647\u200c\u0633\u0627\u0632\u06cc\u060c \u0628\u0647\u200c\u0635\u0648\u0631\u062a \u0627\u06cc\u0645\u0646 \u0631\u0645\u0632\u06af\u0630\u0627\u0631\u06cc \u0648 \u062f\u0631 \u0641\u0636\u0627\u06cc \u0630\u062e\u06cc\u0631\u0647\u200c\u0633\u0627\u0632\u06cc \u0627\u0628\u0631\u06cc \u063a\u06cc\u0631\u0642\u0627\u0628\u0644 \u062a\u063a\u06cc\u06cc\u0631 \u0630\u062e\u06cc\u0631\u0647 \u0645\u06cc\u200c\u0634\u0648\u0646\u062f \u0648 \u0628\u062f\u0648\u0646 \u0646\u06cc\u0627\u0632 \u0628\u0647 \u06a9\u0627\u0631\u0647\u0627\u06cc \u067e\u06cc\u0686\u06cc\u062f\u0647 SQL Agent \u0633\u0641\u0627\u0631\u0634\u06cc\u060c \u0627\u0632 \u0648\u0636\u0639\u06cc\u062a \u0627\u0646\u062a\u0638\u0627\u0631 <code>LOG_BACKUP<\/code> \u062c\u0644\u0648\u06af\u06cc\u0631\u06cc \u0645\u06cc\u200c\u06a9\u0646\u062f.<\/p>\n<h3>2. \u062a\u0646\u0638\u06cc\u0645 \u0627\u0646\u062f\u0627\u0632\u0647 \u0645\u0646\u0627\u0633\u0628 \u06af\u0632\u0627\u0631\u0634 \u062a\u0631\u0627\u06a9\u0646\u0634 \u0648 \u0645\u062f\u06cc\u0631\u06cc\u062a VLF\u0647\u0627<\/h3>\n<p>\u062a\u06a9\u06cc\u0647 \u0628\u0631 \u0631\u0634\u062f \u062e\u0648\u062f\u06a9\u0627\u0631 \u0628\u0631\u0627\u06cc \u0645\u062f\u06cc\u0631\u06cc\u062a \u0627\u0646\u062f\u0627\u0632\u0647 \u06af\u0632\u0627\u0631\u0634 \u062a\u0631\u0627\u06a9\u0646\u0634 \u06cc\u06a9 \u0627\u0644\u06af\u0648\u06cc \u0636\u062f (Anti-pattern) \u062e\u0637\u0631\u0646\u0627\u06a9 \u0627\u0633\u062a. \u0639\u0645\u0644\u06cc\u0627\u062a \u0631\u0634\u062f \u062e\u0648\u062f\u06a9\u0627\u0631 \u067e\u0631\u0647\u0632\u06cc\u0646\u0647 \u0647\u0633\u062a\u0646\u062f \u0648 \u067e\u0631\u062f\u0627\u0632\u0634 \u062a\u0631\u0627\u06a9\u0646\u0634 \u0631\u0627 \u062a\u0627 \u0632\u0645\u0627\u0646\u06cc \u06a9\u0647 \u062f\u06cc\u0633\u06a9 \u0628\u0627 \u0635\u0641\u0631 \u0645\u0642\u062f\u0627\u0631\u062f\u0647\u06cc \u0627\u0648\u0644\u06cc\u0647 \u0634\u0648\u062f\u060c \u0645\u062a\u0648\u0642\u0641 \u0645\u06cc\u200c\u06a9\u0646\u0646\u062f (\u0645\u06af\u0631 \u0627\u06cc\u0646\u06a9\u0647 Instant File Initialization \u0641\u0639\u0627\u0644 \u0628\u0627\u0634\u062f \u06a9\u0647 \u0628\u0631\u0627\u06cc \u0641\u0627\u06cc\u0644\u200c\u0647\u0627\u06cc \u06af\u0632\u0627\u0631\u0634 \u0627\u0639\u0645\u0627\u0644 \u0646\u0645\u06cc\u200c\u0634\u0648\u062f).<\/p>\n<p>\u0639\u0644\u0627\u0648\u0647 \u0628\u0631 \u0627\u06cc\u0646\u060c \u0631\u0634\u062f \u062e\u0648\u062f\u06a9\u0627\u0631 \u0645\u06a9\u0631\u0631 \u0648 \u06a9\u0648\u0686\u06a9 (\u0645\u062b\u0644\u0627\u064b \u0631\u0634\u062f 10\u066a \u06cc\u0627 50 \u0645\u06af\u0627\u0628\u0627\u06cc\u062a \u062f\u0631 \u0647\u0631 \u0628\u0627\u0631) \u0645\u0646\u062c\u0631 \u0628\u0647 <strong>\u062a\u06a9\u0647\u200c\u062a\u06a9\u0647 \u0634\u062f\u0646 VLF (VLF fragmentation)<\/strong> \u0645\u06cc\u200c\u0634\u0648\u062f. \u06cc\u06a9 \u06af\u0632\u0627\u0631\u0634 \u062a\u0631\u0627\u06a9\u0646\u0634 \u0628\u0627 \u0647\u0632\u0627\u0631\u0627\u0646 VLF \u06a9\u0648\u0686\u06a9\u060c \u0632\u0645\u0627\u0646 \u0631\u0627\u0647\u200c\u0627\u0646\u062f\u0627\u0632\u06cc \u067e\u0627\u06cc\u06af\u0627\u0647 \u062f\u0627\u062f\u0647\u060c \u0639\u0645\u0644\u06a9\u0631\u062f \u067e\u0634\u062a\u06cc\u0628\u0627\u0646\u200c\u06af\u06cc\u0631\u06cc \u0648 \u062a\u0623\u062e\u06cc\u0631 \u0647\u0645\u0627\u0646\u0646\u062f\u0633\u0627\u0632\u06cc (Replication) \u0631\u0627 \u0628\u0647\u200c\u0634\u062f\u062a \u06a9\u0627\u0647\u0634 \u0645\u06cc\u200c\u062f\u0647\u062f.<\/p>\n<ul>\n<li><strong>\u0627\u0646\u062f\u0627\u0632\u0647 \u0627\u0648\u0644\u06cc\u0647 \u06af\u0632\u0627\u0631\u0634 \u0631\u0627 \u062a\u0639\u06cc\u06cc\u0646 \u06a9\u0646\u06cc\u062f:<\/strong> \u0628\u0632\u0631\u06af\u062a\u0631\u06cc\u0646 \u0639\u0645\u0644\u06cc\u0627\u062a \u0646\u06af\u0647\u062f\u0627\u0631\u06cc \u062e\u0648\u062f (\u0645\u0627\u0646\u0646\u062f \u0628\u0627\u0632\u0633\u0627\u0632\u06cc \u0627\u06cc\u0646\u062f\u06a9\u0633) \u0631\u0627 \u062a\u062d\u0644\u06cc\u0644 \u06a9\u0646\u06cc\u062f \u0648 \u0627\u0646\u062f\u0627\u0632\u0647 \u0641\u0627\u06cc\u0644 LDF \u0631\u0627 \u0637\u0648\u0631\u06cc \u062a\u0639\u06cc\u06cc\u0646 \u06a9\u0646\u06cc\u062f \u06a9\u0647 \u0628\u062f\u0648\u0646 \u0631\u0634\u062f\u060c \u0622\u0646\u200c\u0647\u0627 \u0631\u0627 \u062f\u0631 \u062e\u0648\u062f \u062c\u0627\u06cc \u062f\u0647\u062f.<\/li>\n<li><strong>\u0631\u0634\u062f \u062e\u0648\u062f\u06a9\u0627\u0631 \u062b\u0627\u0628\u062a \u062a\u0646\u0638\u06cc\u0645 \u06a9\u0646\u06cc\u062f:<\/strong> \u0631\u0634\u062f \u062e\u0648\u062f\u06a9\u0627\u0631 \u0631\u0627 \u0627\u0632 \u062f\u0631\u0635\u062f \u0628\u0647 \u06cc\u06a9 \u0627\u0646\u062f\u0627\u0632\u0647 \u062b\u0627\u0628\u062a (\u0645\u062b\u0644\u0627\u064b 1 \u06af\u06cc\u06af\u0627\u0628\u0627\u06cc\u062a \u06cc\u0627 5 \u06af\u06cc\u06af\u0627\u0628\u0627\u06cc\u062a) \u062a\u063a\u06cc\u06cc\u0631 \u062f\u0647\u06cc\u062f \u062a\u0627 \u0627\u0637\u0645\u06cc\u0646\u0627\u0646 \u062d\u0627\u0635\u0644 \u0634\u0648\u062f \u06a9\u0647 VLF\u0647\u0627 \u0628\u0627 \u0627\u0646\u062f\u0627\u0632\u0647 \u0645\u0646\u0627\u0633\u0628 \u0627\u06cc\u062c\u0627\u062f \u0645\u06cc\u200c\u0634\u0648\u0646\u062f.<\/li>\n<\/ul>\n<p>\u0645\u06cc\u200c\u062a\u0648\u0627\u0646\u06cc\u062f \u062a\u0639\u062f\u0627\u062f VLF \u062e\u0648\u062f \u0631\u0627 \u0628\u0627 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u067e\u0631\u0633\u200c\u0648\u062c\u0648\u06cc \u0632\u06cc\u0631 \u0628\u0631\u0631\u0633\u06cc \u06a9\u0646\u06cc\u062f (\u0628\u0631\u0627\u06cc SQL Server 2017 \u0648 \u0628\u0627\u0644\u0627\u062a\u0631):<\/p>\n<pre><code class=\"language-sql\">SELECT \n    db_name(database_id) AS DatabaseName,\n    COUNT(vlf_sequence_number) AS VLF_Count\nFROM sys.dm_db_log_info(DB_ID('YourDatabaseName'));\n<\/code><\/pre>\n<p>\u0627\u06af\u0631 \u062a\u0639\u062f\u0627\u062f VLF \u0634\u0645\u0627 \u0628\u06cc\u0634 \u0627\u0632 500 \u0627\u0633\u062a\u060c \u062f\u0631 \u0646\u0638\u0631 \u062f\u0627\u0634\u062a\u0647 \u0628\u0627\u0634\u06cc\u062f \u06a9\u0647 \u062f\u0631 \u06cc\u06a9 \u062f\u0648\u0631\u0647 \u062e\u0644\u0648\u062a\u060c \u06af\u0632\u0627\u0631\u0634 \u0631\u0627 \u0628\u0647 \u062d\u062f\u0627\u0642\u0644 \u0627\u0646\u062f\u0627\u0632\u0647 \u06a9\u0648\u0686\u06a9 \u06a9\u0646\u06cc\u062f \u0648 \u0628\u0647\u200c\u0635\u0648\u0631\u062a \u062f\u0633\u062a\u06cc \u0622\u0646 \u0631\u0627 \u062f\u0631 \u0642\u0637\u0639\u0627\u062a \u0628\u0632\u0631\u06af \u0628\u0647 \u0627\u0646\u062f\u0627\u0632\u0647 \u0645\u0648\u0631\u062f \u0646\u06cc\u0627\u0632 \u062e\u0648\u062f \u0628\u0627\u0632\u06af\u0631\u062f\u0627\u0646\u06cc\u062f.<\/p>\n<h3>3. \u0628\u0647\u06cc\u0646\u0647\u200c\u0633\u0627\u0632\u06cc \u0639\u0645\u0644\u06cc\u0627\u062a \u0646\u06af\u0647\u062f\u0627\u0631\u06cc \u0627\u06cc\u0646\u062f\u06a9\u0633<\/h3>\n<p>\u0628\u0627\u0632\u0633\u0627\u0632\u06cc \u0627\u06cc\u0646\u062f\u06a9\u0633 \u0639\u0645\u0644\u06cc\u0627\u062a\u06cc \u0627\u0633\u062a \u06a9\u0647 \u0628\u0647\u200c\u0637\u0648\u0631 \u06a9\u0627\u0645\u0644 \u062b\u0628\u062a \u0645\u06cc\u200c\u0634\u0648\u062f\u060c \u062d\u062a\u06cc \u062f\u0631 \u0645\u062f\u0644 \u0628\u0627\u0632\u06cc\u0627\u0628\u06cc Bulk-Logged (\u0628\u0633\u062a\u0647 \u0628\u0647 \u0646\u0648\u0639 \u0627\u06cc\u0646\u062f\u06a9\u0633). \u0628\u0627\u0632\u0633\u0627\u0632\u06cc \u06cc\u06a9 \u0627\u06cc\u0646\u062f\u06a9\u0633 500 \u06af\u06cc\u06af\u0627\u0628\u0627\u06cc\u062a\u06cc \u062d\u062f\u0627\u0642\u0644 500 \u06af\u06cc\u06af\u0627\u0628\u0627\u06cc\u062a \u0631\u06a9\u0648\u0631\u062f \u06af\u0632\u0627\u0631\u0634 \u062a\u0631\u0627\u06a9\u0646\u0634 \u062a\u0648\u0644\u06cc\u062f \u0645\u06cc\u200c\u06a9\u0646\u062f.<\/p>\n<p>\u0628\u0631\u0627\u06cc \u06a9\u0627\u0647\u0634 \u062a\u0648\u0631\u0645 \u06af\u0632\u0627\u0631\u0634 \u062f\u0631 \u062d\u06cc\u0646 \u0646\u06af\u0647\u062f\u0627\u0631\u06cc:<br \/>\n*   \u0647\u0646\u06af\u0627\u0645 \u0628\u0627\u0632\u0633\u0627\u0632\u06cc \u0627\u06cc\u0646\u062f\u06a9\u0633\u200c\u0647\u0627 \u0627\u0632 <code>SORT_IN_TEMPDB = ON<\/code> \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u06a9\u0646\u06cc\u062f. \u0627\u06cc\u0646 \u06a9\u0627\u0631 \u0645\u0631\u062d\u0644\u0647 \u0645\u0631\u062a\u0628\u200c\u0633\u0627\u0632\u06cc \u0631\u0627 \u0628\u0647 TempDB \u0645\u0646\u062a\u0642\u0644 \u0645\u06cc\u200c\u06a9\u0646\u062f \u0648 \u0628\u0627\u0631 \u0631\u0648\u06cc \u06af\u0632\u0627\u0631\u0634 \u062a\u0631\u0627\u06a9\u0646\u0634 \u067e\u0627\u06cc\u06af\u0627\u0647 \u062f\u0627\u062f\u0647 \u06a9\u0627\u0631\u0628\u0631 \u0631\u0627 \u06a9\u0627\u0647\u0634 \u0645\u06cc\u200c\u062f\u0647\u062f.<br \/>\n*   \u062f\u0631 \u0635\u0648\u0631\u062a \u0627\u0645\u06a9\u0627\u0646 \u0627\u0632 <em>\u0628\u0627\u0632\u0633\u0627\u0632\u06cc<\/em> \u0627\u06cc\u0646\u062f\u06a9\u0633 \u0628\u0647 <em>\u0633\u0627\u0632\u0645\u0627\u0646\u062f\u0647\u06cc \u0645\u062c\u062f\u062f (Reorganize)<\/em> \u0627\u06cc\u0646\u062f\u06a9\u0633 \u062a\u063a\u06cc\u06cc\u0631 \u0648\u0636\u0639\u06cc\u062a \u062f\u0647\u06cc\u062f\u060c \u0632\u06cc\u0631\u0627 \u0633\u0627\u0632\u0645\u0627\u0646\u062f\u0647\u06cc \u0645\u062c\u062f\u062f \u0627\u0632 \u0646\u0638\u0631 \u06af\u0632\u0627\u0631\u0634 \u06a9\u0627\u0631\u0622\u0645\u062f\u062a\u0631 \u0627\u0633\u062a \u0648 \u0645\u06cc\u200c\u062a\u0648\u0627\u0646\u062f \u0628\u062f\u0648\u0646 \u0644\u063a\u0648 \u06a9\u0644 \u0639\u0645\u0644\u06cc\u0627\u062a\u060c \u0645\u062a\u0648\u0642\u0641 \u0634\u0648\u062f.<br \/>\n*   \u0639\u0645\u0644\u06cc\u0627\u062a\u200c\u0647\u0627\u06cc \u0628\u0632\u0631\u06af <code>DELETE<\/code> \u06cc\u0627 <code>UPDATE<\/code> \u0631\u0627 \u062f\u0633\u062a\u0647\u200c\u0628\u0646\u062f\u06cc \u06a9\u0646\u06cc\u062f. \u0628\u0647\u200c\u062c\u0627\u06cc \u062d\u0630\u0641 10 \u0645\u06cc\u0644\u06cc\u0648\u0646 \u0631\u062f\u06cc\u0641 \u062f\u0631 \u06cc\u06a9 \u062a\u0631\u0627\u06a9\u0646\u0634\u060c \u0622\u0646\u200c\u0647\u0627 \u0631\u0627 \u062f\u0631 \u062f\u0633\u062a\u0647\u200c\u0647\u0627\u06cc 50,000 \u062a\u0627\u06cc\u06cc \u062d\u0630\u0641 \u06a9\u0646\u06cc\u062f\u060c \u062a\u0627\u06cc\u06cc\u062f \u06a9\u0646\u06cc\u062f \u0648 \u0627\u062c\u0627\u0632\u0647 \u062f\u0647\u06cc\u062f \u067e\u0634\u062a\u06cc\u0628\u0627\u0646\u200c\u06af\u06cc\u0631\u06cc\u200c\u0647\u0627\u06cc \u06af\u0632\u0627\u0631\u0634\u060c \u06af\u0632\u0627\u0631\u0634 \u0631\u0627 \u0628\u06cc\u0646 \u062f\u0633\u062a\u0647\u200c\u0647\u0627 \u06a9\u0648\u062a\u0627\u0647\u200c\u0633\u0627\u0632\u06cc \u06a9\u0646\u0646\u062f.<\/p>\n<h3>4. \u0646\u0638\u0627\u0631\u062a \u0628\u0631 \u062a\u0648\u067e\u0648\u0644\u0648\u0698\u06cc\u200c\u0647\u0627\u06cc \u062f\u0631 \u062f\u0633\u062a\u0631\u0633 \u0628\u0648\u062f\u0646 \u0628\u0627\u0644\u0627 \u0648 \u0647\u0645\u0627\u0646\u0646\u062f\u0633\u0627\u0632\u06cc<\/h3>\n<p>\u062f\u0631 \u06af\u0631\u0648\u0647\u200c\u0647\u0627\u06cc \u062f\u0631 \u062f\u0633\u062a\u0631\u0633 AlwaysOn\u060c \u06a9\u067e\u06cc \u0627\u0648\u0644\u06cc\u0647 \u0646\u0645\u06cc\u200c\u062a\u0648\u0627\u0646\u062f \u06af\u0632\u0627\u0631\u0634 \u062e\u0648\u062f \u0631\u0627 \u06a9\u0648\u062a\u0627\u0647\u200c\u0633\u0627\u0632\u06cc \u06a9\u0646\u062f \u062a\u0627 \u0632\u0645\u0627\u0646\u06cc \u06a9\u0647 \u0631\u06a9\u0648\u0631\u062f\u0647\u0627\u06cc \u06af\u0632\u0627\u0631\u0634 \u062f\u0631 \u062a\u0645\u0627\u0645 \u06a9\u067e\u06cc\u200c\u0647\u0627\u06cc \u062b\u0627\u0646\u0648\u06cc\u0647 \u0647\u0645\u06af\u0627\u0645 \u0648 \u063a\u06cc\u0631\u0647\u0645\u06af\u0627\u0645 \u062b\u0628\u062a \u0634\u0648\u0646\u062f.<\/p>\n<p>\u0627\u06af\u0631 \u06cc\u06a9 \u06a9\u067e\u06cc \u062b\u0627\u0646\u0648\u06cc\u0647 \u0622\u0641\u0644\u0627\u06cc\u0646 \u0634\u0648\u062f\u060c \u06cc\u0627 \u0627\u06af\u0631 \u067e\u0647\u0646\u0627\u06cc \u0628\u0627\u0646\u062f \u0634\u0628\u06a9\u0647 \u0646\u062a\u0648\u0627\u0646\u062f \u0628\u0627 \u0646\u0631\u062e \u062a\u0648\u0644\u06cc\u062f \u062a\u0631\u0627\u06a9\u0646\u0634 \u06a9\u067e\u06cc \u0627\u0648\u0644\u06cc\u0647 \u0647\u0645\u06af\u0627\u0645 \u0634\u0648\u062f\u060c \u0635\u0641 \u0627\u0631\u0633\u0627\u0644 \u06a9\u067e\u06cc \u0627\u0648\u0644\u06cc\u0647 \u0631\u0634\u062f \u0645\u06cc\u200c\u06a9\u0646\u062f \u0648 \u06af\u0632\u0627\u0631\u0634 \u067e\u0631 \u0645\u06cc\u200c\u0634\u0648\u062f (\u0646\u0648\u0639 \u0627\u0646\u062a\u0638\u0627\u0631 <code>AVAILABILITY_REPLICA<\/code>).<\/p>\n<p>\u0646\u0638\u0627\u0631\u062a \u0642\u0648\u06cc \u0628\u0631\u0627\u06cc \u0634\u0645\u0627\u0631\u0646\u062f\u0647 \u0639\u0645\u0644\u06a9\u0631\u062f <code>SQLServer:Replica &gt; Log Send Queue<\/code> \u067e\u06cc\u0627\u062f\u0647\u200c\u0633\u0627\u0632\u06cc \u06a9\u0646\u06cc\u062f. \u0627\u06af\u0631 \u06cc\u06a9 \u06a9\u067e\u06cc \u062b\u0627\u0646\u0648\u06cc\u0647 \u0628\u0647\u200c\u0637\u0648\u0631 \u062f\u0627\u0626\u0645 \u0627\u0632 \u062f\u0633\u062a \u0631\u0641\u062a\u060c \u0628\u0627\u06cc\u062f \u0622\u0646 \u0631\u0627 \u0627\u0632 \u06af\u0631\u0648\u0647 \u062f\u0631 \u062f\u0633\u062a\u0631\u0633 \u062d\u0630\u0641 \u06a9\u0646\u06cc\u062f \u06cc\u0627 \u0627\u0646\u062a\u0642\u0627\u0644 \u062f\u0627\u062f\u0647 \u0631\u0627 \u0645\u062a\u0648\u0642\u0641 \u06a9\u0646\u06cc\u062f \u062a\u0627 \u06af\u0632\u0627\u0631\u0634 \u0627\u0648\u0644\u06cc\u0647 \u0628\u062a\u0648\u0627\u0646\u062f \u06a9\u0648\u062a\u0627\u0647\u200c\u0633\u0627\u0632\u06cc \u0634\u0648\u062f.<\/p>\n<h2>\u0646\u062a\u06cc\u062c\u0647\u200c\u06af\u06cc\u0631\u06cc<\/h2>\n<p>\u0645\u0648\u0627\u062c\u0647\u0647 \u0628\u0627 \u06cc\u06a9 \u06af\u0632\u0627\u0631\u0634 \u062a\u0631\u0627\u06a9\u0646\u0634 \u067e\u0631\u060c \u06cc\u06a9 \u0686\u0627\u0644\u0634 \u0645\u0639\u0645\u0648\u0644 \u0628\u0631\u0627\u06cc \u0645\u062f\u06cc\u0631\u0627\u0646 \u067e\u0627\u06cc\u06af\u0627\u0647 \u062f\u0627\u062f\u0647 \u0627\u0633\u062a\u060c \u0627\u0645\u0627 \u0644\u0632\u0648\u0645\u0627\u064b \u0646\u0628\u0627\u06cc\u062f \u0645\u0646\u062c\u0631 \u0628\u0647 \u062e\u0631\u0627\u0628\u06cc \u0637\u0648\u0644\u0627\u0646\u06cc\u200c\u0645\u062f\u062a \u0634\u0648\u062f. \u0628\u0627 \u062f\u0631\u06a9 \u0645\u06a9\u0627\u0646\u06cc\u0633\u0645\u200c\u0647\u0627\u06cc Write-Ahead Logging \u0648 VLF\u0647\u0627\u060c \u0645\u06cc\u200c\u062a\u0648\u0627\u0646\u06cc\u062f \u0628\u0647\u200c\u0633\u0631\u0639\u062a \u0639\u0644\u062a \u0627\u0635\u0644\u06cc \u0631\u0627 \u0628\u0627 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 <code>sys.databases<\/code> \u062a\u0634\u062e\u06cc\u0635 \u062f\u0647\u06cc\u062f \u0648 \u0627\u0633\u062a\u0631\u0627\u062a\u0698\u06cc \u0628\u0627\u0632\u06cc\u0627\u0628\u06cc \u0633\u0631\u06cc\u0639 \u0635\u062d\u06cc\u062d \u0631\u0627 \u0627\u0639\u0645\u0627\u0644 \u06a9\u0646\u06cc\u062f.<\/p>\n<p>\u067e\u0627\u06cc\u062f\u0627\u0631\u06cc \u0628\u0644\u0646\u062f\u0645\u062f\u062a \u0628\u0647 \u062f\u0648\u0631 \u0634\u062f\u0646 \u0627\u0632 \u0627\u0635\u0644\u0627\u062d\u0627\u062a \u0648\u0627\u06a9\u0646\u0634\u06cc \u0628\u0633\u062a\u06af\u06cc \u062f\u0627\u0631\u062f. \u062a\u0639\u06cc\u06cc\u0646 \u0627\u0646\u062f\u0627\u0632\u0647 \u0627\u0648\u0644\u06cc\u0647 \u0641\u0627\u06cc\u0644\u200c\u0647\u0627\u06cc \u06af\u0632\u0627\u0631\u0634\u060c \u0628\u0647\u06cc\u0646\u0647\u200c\u0633\u0627\u0632\u06cc \u0631\u0648\u062a\u06cc\u0646\u200c\u0647\u0627\u06cc \u0646\u06af\u0647\u062f\u0627\u0631\u06cc \u0648 \u0627\u0633\u062a\u0641\u0627\u062f\u0647 \u0627\u0632 \u067e\u0644\u062a\u0641\u0631\u0645\u200c\u0647\u0627\u06cc \u067e\u0634\u062a\u06cc\u0628\u0627\u0646\u200c\u06af\u06cc\u0631\u06cc \u062f\u0631 \u0633\u0637\u062d \u0633\u0627\u0632\u0645\u0627\u0646\u06cc \u0645\u0627\u0646\u0646\u062f CloudSave \u0628\u0631\u0627\u06cc \u0627\u0639\u0645\u0627\u0644 \u0628\u0631\u0646\u0627\u0645\u0647\u200c\u0647\u0627\u06cc \u067e\u0634\u062a\u06cc\u0628\u0627\u0646\u200c\u06af\u06cc\u0631\u06cc \u06af\u0632\u0627\u0631\u0634 \u062f\u0642\u06cc\u0642 \u0648 \u062e\u0648\u062f\u06a9\u0627\u0631\u060c \u062a\u0636\u0645\u06cc\u0646 \u0645\u06cc\u200c\u06a9\u0646\u062f \u06a9\u0647 \u06af\u0632\u0627\u0631\u0634\u200c\u0647\u0627\u06cc \u062a\u0631\u0627\u06a9\u0646\u0634 \u0634\u0645\u0627 \u0633\u0627\u0644\u0645\u060c \u06a9\u0648\u062a\u0627\u0647\u200c\u0633\u0627\u0632\u06cc \u0634\u062f\u0647 \u0648 \u0622\u0645\u0627\u062f\u0647 \u067e\u0634\u062a\u06cc\u0628\u0627\u0646\u06cc \u0627\u0632 \u0628\u0627\u0631\u0647\u0627\u06cc \u06a9\u0627\u0631\u06cc \u062a\u0648\u0644\u06cc\u062f \u0628\u0627 \u062a\u0648\u0627\u0646 \u0639\u0645\u0644\u06cc\u0627\u062a\u06cc \u0628\u0627\u0644\u0627 \u0628\u0627\u0642\u06cc \u0645\u06cc\u200c\u0645\u0627\u0646\u0646\u062f.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>** Discover expert strategies for preventing and resolving MSSQL transaction log full errors (Error 9002). Learn rapid recovery techniques, VLF management, and architectural best practices for DBAs.<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"rank_math_title":"MSSQL Transaction Log Full: Prevention & Recovery","rank_math_description":"** Discover expert strategies for preventing and resolving MSSQL transaction log full errors (Error 9002). Learn rapid recovery techniques, VLF management, and architectural best practices for DBAs.","rank_math_focus_keyword":"MSSQL transaction log full","footnotes":""},"categories":[599],"tags":[1081,4160,4161,4162,4163,4164,4165],"class_list":["post-5917","post","type-post","status-publish","format-standard","hentry","category-database-backup","tag-database-administration","tag-error-9002","tag-log-backup","tag-mssql","tag-sql-recovery","tag-sql-server","tag-transaction-log"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v27.7 (Yoast SEO v27.7) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>MSSQL Transaction Log Full: Prevention &amp; Recovery<\/title>\n<meta name=\"description\" content=\"** Discover expert strategies for preventing and resolving MSSQL transaction log full errors (Error 9002). 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