Update documentation

Author: actions-user

404.html

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-        📖 You are viewing documentation for <strong>DataJoint 2.1+</strong>
+        📖 You are viewing documentation for <strong>DataJoint 2.2+</strong>
         ·
         <a href="https://docs.datajoint.com/how-to/migrate-to-v20/">
           Migration guide for legacy users (pre-2.0)
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+    <li class="md-nav__item">
+      <a href="/explanation/whats-new-22/" class="md-nav__link">
+        
+  
+  
+  <span class="md-ellipsis">
+    
+  
+    What's New in 2.2
+  
+
+    
+  </span>
+  
+  
+
+      </a>
+    </li>
+  
+
+              
+            
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+  
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       <a href="/explanation/faq/" class="md-nav__link">
 
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+      
+        
 
 
 
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+              
+                
+  
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+    <li class="md-nav__item">
+      <a href="/tutorials/advanced/instances/" class="md-nav__link">
+        
+  
+  
+  <span class="md-ellipsis">
+    
+  
+    Working with Instances
+  
+
+    
+  </span>
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+  
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+      </a>
+    </li>
+  
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+              
+            
           </ul>
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+    <li class="md-nav__item">
+      <a href="/how-to/use-instances/" class="md-nav__link">
+        
+  
+  
+  <span class="md-ellipsis">
+    
+  
+    Use Isolated Instances
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+
+    
+  </span>
+  
+  
+
+      </a>
+    </li>
+  
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+            
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       <a href="/how-to/configure-storage/" class="md-nav__link">
 
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+    
+    
+      
+        
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+    <li class="md-nav__item md-nav__item--nested">
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+        <input class="md-nav__toggle md-toggle " type="checkbox" id="__nav_5_2" >
+        
+          
+          <label class="md-nav__link" for="__nav_5_2" id="__nav_5_2_label" tabindex="0">
+            
+  
+  
+  <span class="md-ellipsis">
+    
+  
+    Instance & Thread Safety
+  
+
+    
+  </span>
+  
+  
+
+            <span class="md-nav__icon md-icon"></span>
+          </label>
+        
+        <nav class="md-nav" data-md-level="2" aria-labelledby="__nav_5_2_label" aria-expanded="false">
+          <label class="md-nav__title" for="__nav_5_2">
+            <span class="md-nav__icon md-icon"></span>
+            
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+    Instance & Thread Safety
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+          <ul class="md-nav__list" data-md-scrollfix>
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+  
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+    <li class="md-nav__item">
+      <a href="/reference/specs/thread-safe-mode/" class="md-nav__link">
+        
+  
+  
+  <span class="md-ellipsis">
+    
+  
+    Thread-Safe Mode
+  
+
+    
+  </span>
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+  
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+      </a>
+    </li>
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+          </ul>
+        </nav>
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     <li class="md-nav__item">
       <a href="/reference/configuration/" class="md-nav__link">