fixing redirection and broken links

Author: MashaMSFT

.openpublishing.redirection.json

@@ -1408,27 +1408,27 @@
     {
       "source_path": "docs/lp/sql-server/business-continuity.md",
       "redirect_url": "/sql/sql-server/",
-      "redirect_document_id": true
+      "redirect_document_id": false
     },
     {
       "source_path": "docs/lp/sql-server/database-design.md",
       "redirect_url": "/sql/sql-server/",
-      "redirect_document_id": true
+      "redirect_document_id": false
     },
     {
       "source_path": "docs/lp/sql-server/manage-monitor-tune.md",
       "redirect_url": "/sql/sql-server/",
-      "redirect_document_id": true
+      "redirect_document_id": false
     },
     {
       "source_path": "docs/lp/sql-server/query-data.md",
       "redirect_url": "/sql/sql-server/",
-      "redirect_document_id": true
+      "redirect_document_id": false
     },
     {
       "source_path": "docs/lp/sql-server/secure-sql-server.md",
       "redirect_url": "/sql/sql-server/",
-      "redirect_document_id": true
+      "redirect_document_id": false
     },
     {
       "source_path": "docs/lp/sql-server/sql-education-center.md",

docs/sql-server/educational-sql-resources.yml

@@ -30,7 +30,7 @@ landingContent:
       - text: Writing Transact-SQL (T-SQL)
         url: ../t-sql/tutorial-writing-transact-sql-statements.md
       - text: Extended events 
-        url: ../relational-databases/extended-events/quick-start-extended-events-in-sql-server
+        url: ../relational-databases/extended-events/quick-start-extended-events-in-sql-server.md
       - text: Backup & restore on-premises
         url: ../relational-databases/backup-restore/quickstart-backup-restore-database.md
       - text: Backup & restore to Azure blob storage

docs/sql-server/index.yml

@@ -35,7 +35,7 @@ landingContent:
     - linkListType: overview
       links:
       - text: Migration content
-        url: sql-server/migrate/index.yml
+        url: /sql-server/migrate/
       - text: Data Migration Guide
         url:  https://datamigration.microsoft.com/
       - text: Database Compatibility Certification
@@ -123,7 +123,7 @@ landingContent:
       - text: Permissions
         url: ../relational-databases/security/permissions-database-engine.md
       - text: Transparent Data Encryption (TDE)
-        url: ../relational-databases/security/encryption/transparent-data-encryption?.md
+        url: ../relational-databases/security/encryption/transparent-data-encryption.md
 
   - title: Database Design 
     linkLists: