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Posted to commits@kylin.apache.org by sh...@apache.org on 2016/09/14 08:50:27 UTC

[40/50] [abbrv] kylin git commit: KYLIN-2012 more robust approach to hive schema changes

KYLIN-2012 more robust approach to hive schema changes


Project: http://git-wip-us.apache.org/repos/asf/kylin/repo
Commit: http://git-wip-us.apache.org/repos/asf/kylin/commit/17569f6c
Tree: http://git-wip-us.apache.org/repos/asf/kylin/tree/17569f6c
Diff: http://git-wip-us.apache.org/repos/asf/kylin/diff/17569f6c

Branch: refs/heads/KYLIN-1726
Commit: 17569f6c32a373f599ef7689f9506b5af5ed68bd
Parents: c48baba
Author: gaodayue <ga...@meituan.com>
Authored: Mon Sep 12 12:05:32 2016 +0800
Committer: gaodayue <ga...@meituan.com>
Committed: Wed Sep 14 15:02:33 2016 +0800

----------------------------------------------------------------------
 .../org/apache/kylin/cube/CubeDescManager.java  |  62 +++---
 .../org/apache/kylin/cube/CubeInstance.java     |  11 +-
 .../java/org/apache/kylin/cube/CubeManager.java |  47 ++--
 .../org/apache/kylin/cube/model/CubeDesc.java   |  47 ++--
 .../model/validation/CubeMetadataValidator.java |  32 +--
 .../realization/RealizationStatusEnum.java      |   2 +-
 .../kylin/rest/controller/CubeController.java   |  44 ++--
 .../apache/kylin/rest/service/CacheService.java |  11 +-
 .../apache/kylin/rest/service/CubeService.java  |  15 --
 .../apache/kylin/rest/service/JobService.java   |   6 +
 .../kylin/rest/service/CubeServiceTest.java     |   1 -
 .../source/hive/HiveSourceTableLoader.java      |  33 ++-
 .../apache/kylin/source/hive/SchemaChecker.java | 216 +++++++++++++++++++
 webapp/app/css/AdminLTE.css                     |   4 +-
 webapp/app/partials/cubes/cubes.html            |  22 +-
 15 files changed, 353 insertions(+), 200 deletions(-)
----------------------------------------------------------------------


http://git-wip-us.apache.org/repos/asf/kylin/blob/17569f6c/core-cube/src/main/java/org/apache/kylin/cube/CubeDescManager.java
----------------------------------------------------------------------
diff --git a/core-cube/src/main/java/org/apache/kylin/cube/CubeDescManager.java b/core-cube/src/main/java/org/apache/kylin/cube/CubeDescManager.java
index 33a6830..1b1cf70 100644
--- a/core-cube/src/main/java/org/apache/kylin/cube/CubeDescManager.java
+++ b/core-cube/src/main/java/org/apache/kylin/cube/CubeDescManager.java
@@ -23,7 +23,6 @@ import java.util.ArrayList;
 import java.util.List;
 import java.util.concurrent.ConcurrentHashMap;
 
-import org.apache.commons.lang3.StringUtils;
 import org.apache.kylin.common.KylinConfig;
 import org.apache.kylin.common.persistence.JsonSerializer;
 import org.apache.kylin.common.persistence.ResourceStore;
@@ -36,6 +35,7 @@ import org.apache.kylin.cube.model.validation.CubeMetadataValidator;
 import org.apache.kylin.cube.model.validation.ValidateContext;
 import org.apache.kylin.metadata.MetadataConstants;
 import org.apache.kylin.metadata.MetadataManager;
+import org.apache.kylin.metadata.realization.RealizationStatusEnum;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
@@ -110,30 +110,34 @@ public class CubeDescManager {
      * @throws IOException
      */
     public CubeDesc reloadCubeDescLocal(String name) throws IOException {
+        // Broken CubeDesc is not allowed to be saved and broadcast.
+        CubeDesc ndesc = loadCubeDesc(CubeDesc.concatResourcePath(name), false);
 
-        // Save Source
-        String path = CubeDesc.concatResourcePath(name);
-
-        // Reload the CubeDesc
-        CubeDesc ndesc = loadCubeDesc(path);
-
-        // Here replace the old one
         cubeDescMap.putLocal(ndesc.getName(), ndesc);
         Cuboid.reloadCache(name);
+
+        // if related cube is in DESCBROKEN state before, change it back to DISABLED
+        CubeManager cubeManager = CubeManager.getInstance(config);
+        for (CubeInstance cube : cubeManager.getCubesByDesc(name)) {
+            if (cube.getStatus() == RealizationStatusEnum.DESCBROKEN) {
+                cubeManager.reloadCubeLocal(cube.getName());
+            }
+        }
+
         return ndesc;
     }
 
-    private CubeDesc loadCubeDesc(String path) throws IOException {
+    private CubeDesc loadCubeDesc(String path, boolean allowBroken) throws IOException {
         ResourceStore store = getStore();
         CubeDesc ndesc = store.getResource(path, CubeDesc.class, CUBE_DESC_SERIALIZER);
 
-        if (StringUtils.isBlank(ndesc.getName())) {
-            throw new IllegalStateException("CubeDesc name must not be blank");
+        try {
+            ndesc.init(config, getMetadataManager().getAllTablesMap());
+        } catch (Exception e) {
+            ndesc.addError(e.getMessage());
         }
 
-        ndesc.init(config, getMetadataManager().getAllTablesMap());
-
-        if (ndesc.getError().isEmpty() == false) {
+        if (!allowBroken && !ndesc.getError().isEmpty()) {
             throw new IllegalStateException("Cube desc at " + path + " has issues: " + ndesc.getError());
         }
 
@@ -155,8 +159,8 @@ public class CubeDescManager {
 
         try {
             cubeDesc.init(config, getMetadataManager().getAllTablesMap());
-        } catch (IllegalStateException e) {
-            cubeDesc.addError(e.getMessage(), true);
+        } catch (Exception e) {
+            cubeDesc.addError(e.getMessage());
         }
         // Check base validation
         if (!cubeDesc.getError().isEmpty()) {
@@ -164,7 +168,7 @@ public class CubeDescManager {
         }
         // Semantic validation
         CubeMetadataValidator validator = new CubeMetadataValidator();
-        ValidateContext context = validator.validate(cubeDesc, true);
+        ValidateContext context = validator.validate(cubeDesc);
         if (!context.ifPass()) {
             return cubeDesc;
         }
@@ -200,14 +204,9 @@ public class CubeDescManager {
 
         List<String> paths = store.collectResourceRecursively(ResourceStore.CUBE_DESC_RESOURCE_ROOT, MetadataConstants.FILE_SURFIX);
         for (String path : paths) {
-            CubeDesc desc;
-            try {
-                desc = loadCubeDesc(path);
-            } catch (Exception e) {
-                logger.error("Error loading cube desc " + path, e);
-                continue;
-            }
-            if (path.equals(desc.getResourcePath()) == false) {
+            CubeDesc desc = loadCubeDesc(path, true);
+
+            if (!path.equals(desc.getResourcePath())) {
                 logger.error("Skip suspicious desc at " + path + ", " + desc + " should be at " + desc.getResourcePath());
                 continue;
             }
@@ -219,7 +218,7 @@ public class CubeDescManager {
             cubeDescMap.putLocal(desc.getName(), desc);
         }
 
-        logger.debug("Loaded " + cubeDescMap.size() + " Cube(s)");
+        logger.info("Loaded " + cubeDescMap.size() + " Cube(s)");
     }
 
     /**
@@ -241,17 +240,14 @@ public class CubeDescManager {
 
         try {
             desc.init(config, getMetadataManager().getAllTablesMap());
-        } catch (IllegalStateException e) {
-            desc.addError(e.getMessage(), true);
-            return desc;
-        } catch (IllegalArgumentException e) {
-            desc.addError(e.getMessage(), true);
+        } catch (Exception e) {
+            desc.addError(e.getMessage());
             return desc;
         }
 
         // Semantic validation
         CubeMetadataValidator validator = new CubeMetadataValidator();
-        ValidateContext context = validator.validate(desc, true);
+        ValidateContext context = validator.validate(desc);
         if (!context.ifPass()) {
             return desc;
         }
@@ -263,7 +259,7 @@ public class CubeDescManager {
         getStore().putResource(path, desc, CUBE_DESC_SERIALIZER);
 
         // Reload the CubeDesc
-        CubeDesc ndesc = loadCubeDesc(path);
+        CubeDesc ndesc = loadCubeDesc(path, false);
         // Here replace the old one
         cubeDescMap.put(ndesc.getName(), desc);
 

http://git-wip-us.apache.org/repos/asf/kylin/blob/17569f6c/core-cube/src/main/java/org/apache/kylin/cube/CubeInstance.java
----------------------------------------------------------------------
diff --git a/core-cube/src/main/java/org/apache/kylin/cube/CubeInstance.java b/core-cube/src/main/java/org/apache/kylin/cube/CubeInstance.java
index 851b016..a2ed051 100644
--- a/core-cube/src/main/java/org/apache/kylin/cube/CubeInstance.java
+++ b/core-cube/src/main/java/org/apache/kylin/cube/CubeInstance.java
@@ -35,17 +35,17 @@ import org.apache.kylin.metadata.model.SegmentStatusEnum;
 import org.apache.kylin.metadata.model.TableDesc;
 import org.apache.kylin.metadata.model.TblColRef;
 import org.apache.kylin.metadata.realization.CapabilityResult;
+import org.apache.kylin.metadata.realization.CapabilityResult.CapabilityInfluence;
 import org.apache.kylin.metadata.realization.IRealization;
 import org.apache.kylin.metadata.realization.RealizationStatusEnum;
 import org.apache.kylin.metadata.realization.RealizationType;
 import org.apache.kylin.metadata.realization.SQLDigest;
-import org.apache.kylin.metadata.realization.CapabilityResult.CapabilityInfluence;
 
 import com.fasterxml.jackson.annotation.JsonAutoDetect;
+import com.fasterxml.jackson.annotation.JsonAutoDetect.Visibility;
 import com.fasterxml.jackson.annotation.JsonIgnore;
 import com.fasterxml.jackson.annotation.JsonManagedReference;
 import com.fasterxml.jackson.annotation.JsonProperty;
-import com.fasterxml.jackson.annotation.JsonAutoDetect.Visibility;
 import com.google.common.base.Objects;
 import com.google.common.collect.Lists;
 
@@ -149,6 +149,13 @@ public class CubeInstance extends RootPersistentEntity implements IRealization,
         return getStatus() == RealizationStatusEnum.READY;
     }
 
+    // if cube is not online and has no data or any building job, we allow its descriptor to be
+    // in a temporary broken state, so that user can edit and fix it. Broken state is often due to
+    // schema changes at source.
+    public boolean allowBrokenDescriptor() {
+        return (getStatus() == RealizationStatusEnum.DISABLED  || getStatus() == RealizationStatusEnum.DESCBROKEN) && segments.isEmpty();
+    }
+
     public String getResourcePath() {
         return concatResourcePath(name);
     }

http://git-wip-us.apache.org/repos/asf/kylin/blob/17569f6c/core-cube/src/main/java/org/apache/kylin/cube/CubeManager.java
----------------------------------------------------------------------
diff --git a/core-cube/src/main/java/org/apache/kylin/cube/CubeManager.java b/core-cube/src/main/java/org/apache/kylin/cube/CubeManager.java
index 2ebf5d3..daeca0d 100644
--- a/core-cube/src/main/java/org/apache/kylin/cube/CubeManager.java
+++ b/core-cube/src/main/java/org/apache/kylin/cube/CubeManager.java
@@ -18,6 +18,9 @@
 
 package org.apache.kylin.cube;
 
+import static com.google.common.base.Preconditions.checkNotNull;
+import static com.google.common.base.Preconditions.checkState;
+
 import java.io.IOException;
 import java.util.ArrayList;
 import java.util.Arrays;
@@ -30,8 +33,6 @@ import java.util.Random;
 import java.util.UUID;
 import java.util.concurrent.ConcurrentHashMap;
 
-import javax.annotation.Nullable;
-
 import org.apache.commons.lang3.StringUtils;
 import org.apache.kylin.common.KylinConfig;
 import org.apache.kylin.common.KylinConfigExt;
@@ -65,8 +66,6 @@ import org.apache.kylin.source.SourceFactory;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
-import com.google.common.base.Function;
-import com.google.common.collect.Collections2;
 import com.google.common.collect.HashMultimap;
 import com.google.common.collect.Lists;
 import com.google.common.collect.Multimap;
@@ -843,39 +842,37 @@ public class CubeManager implements IRealizationProvider {
 
     private synchronized CubeInstance reloadCubeLocalAt(String path) {
         ResourceStore store = getStore();
+        CubeInstance cube;
 
-        CubeInstance cubeInstance;
         try {
-            cubeInstance = store.getResource(path, CubeInstance.class, CUBE_SERIALIZER);
+            cube = store.getResource(path, CubeInstance.class, CUBE_SERIALIZER);
+            checkNotNull(cube, "cube (at %s) not found", path);
 
-            CubeDesc cubeDesc = CubeDescManager.getInstance(config).getCubeDesc(cubeInstance.getDescName());
-            if (cubeDesc == null)
-                throw new IllegalStateException("CubeInstance desc not found '" + cubeInstance.getDescName() + "', at " + path);
+            String cubeName = cube.getName();
+            checkState(StringUtils.isNotBlank(cubeName), "cube (at %s) name must not be blank", path);
 
-            cubeInstance.setConfig((KylinConfigExt) cubeDesc.getConfig());
+            CubeDesc cubeDesc = CubeDescManager.getInstance(config).getCubeDesc(cube.getDescName());
+            checkNotNull(cubeDesc, "cube descriptor '%s' (for cube '%s') not found", cube.getDescName(), cubeName);
 
-            if (StringUtils.isBlank(cubeInstance.getName()))
-                throw new IllegalStateException("CubeInstance name must not be blank, at " + path);
+            if (!cubeDesc.getError().isEmpty()) {
+                cube.setStatus(RealizationStatusEnum.DESCBROKEN);
+                logger.warn("cube descriptor {} (for cube '{}') is broken", cubeDesc.getResourcePath(), cubeName);
 
-            if (cubeInstance.getDescriptor() == null)
-                throw new IllegalStateException("CubeInstance desc not found '" + cubeInstance.getDescName() + "', at " + path);
+            } else if (cube.getStatus() == RealizationStatusEnum.DESCBROKEN) {
+                cube.setStatus(RealizationStatusEnum.DISABLED);
+                logger.info("cube {} changed from DESCBROKEN to DISABLED", cubeName);
+            }
 
-            final String cubeName = cubeInstance.getName();
-            cubeMap.putLocal(cubeName, cubeInstance);
+            cube.setConfig((KylinConfigExt) cubeDesc.getConfig());
+            cubeMap.putLocal(cubeName, cube);
 
-            for (CubeSegment segment : cubeInstance.getSegments()) {
+            for (CubeSegment segment : cube.getSegments()) {
                 usedStorageLocation.put(cubeName.toUpperCase(), segment.getStorageLocationIdentifier());
             }
 
-            logger.debug("Reloaded new cube: " + cubeName + " with reference being" + cubeInstance + " having " + cubeInstance.getSegments().size() + " segments:" + StringUtils.join(Collections2.transform(cubeInstance.getSegments(), new Function<CubeSegment, String>() {
-                @Nullable
-                @Override
-                public String apply(CubeSegment input) {
-                    return input.getStorageLocationIdentifier();
-                }
-            }), ","));
+            logger.info("Reloaded cube {} being {} having {} segments", cubeName, cube, cube.getSegments().size());
+            return cube;
 
-            return cubeInstance;
         } catch (Exception e) {
             logger.error("Error during load cube instance, skipping : " + path, e);
             return null;

http://git-wip-us.apache.org/repos/asf/kylin/blob/17569f6c/core-cube/src/main/java/org/apache/kylin/cube/model/CubeDesc.java
----------------------------------------------------------------------
diff --git a/core-cube/src/main/java/org/apache/kylin/cube/model/CubeDesc.java b/core-cube/src/main/java/org/apache/kylin/cube/model/CubeDesc.java
index e6b3d3f..4195451 100644
--- a/core-cube/src/main/java/org/apache/kylin/cube/model/CubeDesc.java
+++ b/core-cube/src/main/java/org/apache/kylin/cube/model/CubeDesc.java
@@ -18,6 +18,10 @@
 
 package org.apache.kylin.cube.model;
 
+import static com.google.common.base.Preconditions.checkArgument;
+import static com.google.common.base.Preconditions.checkNotNull;
+import static com.google.common.base.Preconditions.checkState;
+
 import java.security.MessageDigest;
 import java.security.NoSuchAlgorithmException;
 import java.util.ArrayList;
@@ -29,9 +33,9 @@ import java.util.LinkedHashMap;
 import java.util.LinkedHashSet;
 import java.util.List;
 import java.util.Map;
+import java.util.Map.Entry;
 import java.util.Set;
 import java.util.TreeSet;
-import java.util.Map.Entry;
 
 import javax.annotation.Nullable;
 
@@ -64,9 +68,9 @@ import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
 import com.fasterxml.jackson.annotation.JsonAutoDetect;
+import com.fasterxml.jackson.annotation.JsonAutoDetect.Visibility;
 import com.fasterxml.jackson.annotation.JsonInclude;
 import com.fasterxml.jackson.annotation.JsonProperty;
-import com.fasterxml.jackson.annotation.JsonAutoDetect.Visibility;
 import com.fasterxml.jackson.core.JsonProcessingException;
 import com.google.common.base.Function;
 import com.google.common.collect.Collections2;
@@ -526,19 +530,15 @@ public class CubeDesc extends RootPersistentEntity implements IEngineAware {
         this.errors.clear();
         this.config = KylinConfigExt.createInstance(config, overrideKylinProps);
 
-        if (this.modelName == null || this.modelName.length() == 0) {
-            this.addError("The cubeDesc '" + this.getName() + "' doesn't have data model specified.");
-        }
+        checkArgument(StringUtils.isNotBlank(name), "CubeDesc name is blank");
+        checkArgument(StringUtils.isNotBlank(modelName), "CubeDesc(%s) has blank modelName", name);
+
+        this.model = MetadataManager.getInstance(config).getDataModelDesc(modelName);
+        checkNotNull(this.model, "DateModelDesc(%s) not found", modelName);
 
         // check if aggregation group is valid
         validate();
 
-        this.model = MetadataManager.getInstance(config).getDataModelDesc(this.modelName);
-
-        if (this.model == null) {
-            this.addError("No data model found with name '" + modelName + "'.");
-        }
-
         for (DimensionDesc dim : dimensions) {
             dim.init(this, tables);
         }
@@ -559,9 +559,9 @@ public class CubeDesc extends RootPersistentEntity implements IEngineAware {
 
         // check all dimension columns are presented on rowkey
         List<TblColRef> dimCols = listDimensionColumnsExcludingDerived(true);
-        if (rowkey.getRowKeyColumns().length != dimCols.size()) {
-            addError("RowKey columns count (" + rowkey.getRowKeyColumns().length + ") does not match dimension columns count (" + dimCols.size() + "). ");
-        }
+        checkState(rowkey.getRowKeyColumns().length == dimCols.size(),
+                "RowKey columns count (%d) doesn't match dimensions columns count (%d)",
+                rowkey.getRowKeyColumns().length, dimCols.size());
 
         initDictionaryDesc();
     }
@@ -954,25 +954,8 @@ public class CubeDesc extends RootPersistentEntity implements IEngineAware {
         this.autoMergeTimeRanges = autoMergeTimeRanges;
     }
 
-    /**
-     * Add error info and thrown exception out
-     *
-     * @param message
-     */
     public void addError(String message) {
-        addError(message, false);
-    }
-
-    /**
-     * @param message error message
-     * @param silent  if throw exception
-     */
-    public void addError(String message, boolean silent) {
-        if (!silent) {
-            throw new IllegalStateException(message);
-        } else {
-            this.errors.add(message);
-        }
+        this.errors.add(message);
     }
 
     public List<String> getError() {

http://git-wip-us.apache.org/repos/asf/kylin/blob/17569f6c/core-cube/src/main/java/org/apache/kylin/cube/model/validation/CubeMetadataValidator.java
----------------------------------------------------------------------
diff --git a/core-cube/src/main/java/org/apache/kylin/cube/model/validation/CubeMetadataValidator.java b/core-cube/src/main/java/org/apache/kylin/cube/model/validation/CubeMetadataValidator.java
index c631f8d..c22930a 100644
--- a/core-cube/src/main/java/org/apache/kylin/cube/model/validation/CubeMetadataValidator.java
+++ b/core-cube/src/main/java/org/apache/kylin/cube/model/validation/CubeMetadataValidator.java
@@ -35,39 +35,15 @@ public class CubeMetadataValidator {
     private IValidatorRule<CubeDesc>[] rules = new IValidatorRule[] { new FunctionRule(), new AggregationGroupRule(), new RowKeyAttrRule(), new DictionaryRule() };
 
     public ValidateContext validate(CubeDesc cube) {
-        return validate(cube, false);
-    }
-
-    /**
-     * @param inject    inject error into cube desc
-     * @return
-     */
-    public ValidateContext validate(CubeDesc cube, boolean inject) {
         ValidateContext context = new ValidateContext();
-        for (int i = 0; i < rules.length; i++) {
-            IValidatorRule<CubeDesc> rule = rules[i];
+        for (IValidatorRule<CubeDesc> rule : rules) {
             rule.validate(cube, context);
         }
-        if (inject) {
-            injectResult(cube, context);
-        }
-        return context;
-    }
 
-    /**
-     * 
-     * Inject errors info into cubeDesc
-     * 
-     * @param cubeDesc
-     * @param context
-     */
-    public void injectResult(CubeDesc cubeDesc, ValidateContext context) {
-        ValidateContext.Result[] results = context.getResults();
-        for (int i = 0; i < results.length; i++) {
-            ValidateContext.Result result = results[i];
-            cubeDesc.addError(result.getLevel() + " : " + result.getMessage(), true);
+        for (ValidateContext.Result result : context.getResults()) {
+            cube.addError(result.getLevel() + " : " + result.getMessage());
         }
-
+        return context;
     }
 
 }

http://git-wip-us.apache.org/repos/asf/kylin/blob/17569f6c/core-metadata/src/main/java/org/apache/kylin/metadata/realization/RealizationStatusEnum.java
----------------------------------------------------------------------
diff --git a/core-metadata/src/main/java/org/apache/kylin/metadata/realization/RealizationStatusEnum.java b/core-metadata/src/main/java/org/apache/kylin/metadata/realization/RealizationStatusEnum.java
index e4583f2..27e2d57 100644
--- a/core-metadata/src/main/java/org/apache/kylin/metadata/realization/RealizationStatusEnum.java
+++ b/core-metadata/src/main/java/org/apache/kylin/metadata/realization/RealizationStatusEnum.java
@@ -20,6 +20,6 @@ package org.apache.kylin.metadata.realization;
 
 public enum RealizationStatusEnum {
 
-    DISABLED, BUILDING, READY, DESCBROKEN
+    DISABLED, READY, DESCBROKEN
 
 }

http://git-wip-us.apache.org/repos/asf/kylin/blob/17569f6c/server-base/src/main/java/org/apache/kylin/rest/controller/CubeController.java
----------------------------------------------------------------------
diff --git a/server-base/src/main/java/org/apache/kylin/rest/controller/CubeController.java b/server-base/src/main/java/org/apache/kylin/rest/controller/CubeController.java
index 5397df7..42b117c 100644
--- a/server-base/src/main/java/org/apache/kylin/rest/controller/CubeController.java
+++ b/server-base/src/main/java/org/apache/kylin/rest/controller/CubeController.java
@@ -22,7 +22,6 @@ import java.io.IOException;
 import java.net.UnknownHostException;
 import java.util.ArrayList;
 import java.util.Collections;
-import java.util.Iterator;
 import java.util.List;
 import java.util.Map;
 import java.util.Set;
@@ -43,6 +42,7 @@ import org.apache.kylin.job.JoinedFlatTable;
 import org.apache.kylin.metadata.model.IJoinedFlatTableDesc;
 import org.apache.kylin.metadata.model.SegmentStatusEnum;
 import org.apache.kylin.metadata.project.ProjectInstance;
+import org.apache.kylin.metadata.realization.RealizationStatusEnum;
 import org.apache.kylin.rest.exception.BadRequestException;
 import org.apache.kylin.rest.exception.ForbiddenException;
 import org.apache.kylin.rest.exception.InternalErrorException;
@@ -74,6 +74,7 @@ import org.springframework.web.bind.annotation.ResponseBody;
 import com.fasterxml.jackson.core.JsonParseException;
 import com.fasterxml.jackson.core.JsonProcessingException;
 import com.fasterxml.jackson.databind.JsonMappingException;
+import com.google.common.base.Joiner;
 import com.google.common.collect.Sets;
 
 /**
@@ -345,8 +346,12 @@ public class CubeController extends BasicController {
 
         CubeInstance cube = cubeService.getCubeManager().getCube(cubeName);
         if (cube == null) {
-            throw new InternalErrorException("Cannot find cube " + cubeName);
+            throw new BadRequestException("Cannot find cube " + cubeName);
+        }
+        if (cube.getStatus() == RealizationStatusEnum.DESCBROKEN) {
+            throw new BadRequestException("Broken cube can't be cloned");
         }
+
         CubeDesc cubeDesc = cube.getDescriptor();
         CubeDesc newCubeDesc = CubeDesc.getCopyOf(cubeDesc);
         newCubeDesc.setName(newCubeName);
@@ -446,18 +451,11 @@ public class CubeController extends BasicController {
     @ResponseBody
     public CubeRequest updateCubeDesc(@RequestBody CubeRequest cubeRequest) throws JsonProcessingException {
 
-        //update cube
         CubeDesc desc = deserializeCubeDesc(cubeRequest);
-        CubeDesc oldCubeDesc;
-        boolean isCubeDescFreeEditable;
-
         if (desc == null) {
             return cubeRequest;
         }
 
-        // Check if the cube is editable
-        isCubeDescFreeEditable = cubeService.isCubeDescFreeEditable(desc);
-
         String projectName = (null == cubeRequest.getProject()) ? ProjectInstance.DEFAULT_PROJECT_NAME : cubeRequest.getProject();
         try {
             CubeInstance cube = cubeService.getCubeManager().getCube(cubeRequest.getCubeName());
@@ -475,14 +473,14 @@ public class CubeController extends BasicController {
                 return cubeRequest;
             }
 
-            oldCubeDesc = cube.getDescriptor();
-            if (isCubeDescFreeEditable || oldCubeDesc.consistentWith(desc)) {
-                desc = cubeService.updateCubeAndDesc(cube, desc, projectName, true);
-            } else {
-                logger.warn("Won't update the cube desc due to inconsistency");
-                updateRequest(cubeRequest, false, "CubeDesc " + desc.getName() + " is inconsistent with existing. Try purge that cube first or avoid updating key cube desc fields.");
+            if (cube.getSegments().size() != 0 && !cube.getDescriptor().consistentWith(desc)) {
+                String error = "CubeDesc " + desc.getName() + " is inconsistent with existing. Try purge that cube first or avoid updating key cube desc fields.";
+                updateRequest(cubeRequest, false, error);
                 return cubeRequest;
             }
+
+            desc = cubeService.updateCubeAndDesc(cube, desc, projectName, true);
+
         } catch (AccessDeniedException accessDeniedException) {
             throw new ForbiddenException("You don't have right to update this cube.");
         } catch (Exception e) {
@@ -491,8 +489,7 @@ public class CubeController extends BasicController {
         }
 
         if (!desc.getError().isEmpty()) {
-            logger.warn("Cube " + desc.getName() + " fail to update because " + desc.getError());
-            updateRequest(cubeRequest, false, omitMessage(desc.getError()));
+            updateRequest(cubeRequest, false, Joiner.on("\n").join(desc.getError()));
             return cubeRequest;
         }
 
@@ -599,19 +596,6 @@ public class CubeController extends BasicController {
         return desc;
     }
 
-    /**
-     * @return
-     */
-    private String omitMessage(List<String> errors) {
-        StringBuffer buffer = new StringBuffer();
-        for (Iterator<String> iterator = errors.iterator(); iterator.hasNext();) {
-            String string = (String) iterator.next();
-            buffer.append(string);
-            buffer.append("\n");
-        }
-        return buffer.toString();
-    }
-
     private void updateRequest(CubeRequest request, boolean success, String message) {
         request.setCubeDescData("");
         request.setSuccessful(success);

http://git-wip-us.apache.org/repos/asf/kylin/blob/17569f6c/server-base/src/main/java/org/apache/kylin/rest/service/CacheService.java
----------------------------------------------------------------------
diff --git a/server-base/src/main/java/org/apache/kylin/rest/service/CacheService.java b/server-base/src/main/java/org/apache/kylin/rest/service/CacheService.java
index 2160e3d..9d134d6 100644
--- a/server-base/src/main/java/org/apache/kylin/rest/service/CacheService.java
+++ b/server-base/src/main/java/org/apache/kylin/rest/service/CacheService.java
@@ -189,6 +189,7 @@ public class CacheService extends BasicService {
             case TABLE:
                 getMetadataManager().reloadTableCache(cacheKey);
                 CubeDescManager.clearCache();
+                clearRealizationCache();
                 break;
             case EXTERNAL_FILTER:
                 getMetadataManager().reloadExtFilter(cacheKey);
@@ -202,9 +203,7 @@ public class CacheService extends BasicService {
                 DictionaryManager.clearCache();
                 MetadataManager.clearCache();
                 CubeDescManager.clearCache();
-                CubeManager.clearCache();
-                HybridManager.clearCache();
-                RealizationRegistry.clearCache();
+                clearRealizationCache();
                 Cuboid.clearCache();
                 ProjectManager.clearCache();
                 KafkaConfigManager.clearCache();
@@ -222,6 +221,12 @@ public class CacheService extends BasicService {
         }
     }
 
+    private void clearRealizationCache() {
+        CubeManager.clearCache();
+        HybridManager.clearCache();
+        RealizationRegistry.clearCache();
+    }
+
     private void rebuildCubeCache(String cubeName) {
         CubeInstance cube = getCubeManager().reloadCubeLocal(cubeName);
         getHybridManager().reloadHybridInstanceByChild(RealizationType.CUBE, cubeName);

http://git-wip-us.apache.org/repos/asf/kylin/blob/17569f6c/server-base/src/main/java/org/apache/kylin/rest/service/CubeService.java
----------------------------------------------------------------------
diff --git a/server-base/src/main/java/org/apache/kylin/rest/service/CubeService.java b/server-base/src/main/java/org/apache/kylin/rest/service/CubeService.java
index 4cd527c..e446045 100644
--- a/server-base/src/main/java/org/apache/kylin/rest/service/CubeService.java
+++ b/server-base/src/main/java/org/apache/kylin/rest/service/CubeService.java
@@ -273,21 +273,6 @@ public class CubeService extends BasicService {
         accessService.clean(cube, true);
     }
 
-    public boolean isCubeDescFreeEditable(CubeDesc cd) {
-        List<CubeInstance> cubes = getCubeManager().getCubesByDesc(cd.getName());
-        for (CubeInstance cube : cubes) {
-            if (cube.getSegments().size() != 0) {
-                logger.debug("cube '" + cube.getName() + " has " + cube.getSegments().size() + " segments, couldn't edit cube desc.");
-                return false;
-            }
-        }
-        return true;
-    }
-
-    public static String getCubeDescNameFromCube(String cubeName) {
-        return cubeName + DESC_SUFFIX;
-    }
-
     public static String getCubeNameFromDesc(String descName) {
         if (descName.toLowerCase().endsWith(DESC_SUFFIX)) {
             return descName.substring(0, descName.toLowerCase().indexOf(DESC_SUFFIX));

http://git-wip-us.apache.org/repos/asf/kylin/blob/17569f6c/server-base/src/main/java/org/apache/kylin/rest/service/JobService.java
----------------------------------------------------------------------
diff --git a/server-base/src/main/java/org/apache/kylin/rest/service/JobService.java b/server-base/src/main/java/org/apache/kylin/rest/service/JobService.java
index e4fbc98..5c704ba 100644
--- a/server-base/src/main/java/org/apache/kylin/rest/service/JobService.java
+++ b/server-base/src/main/java/org/apache/kylin/rest/service/JobService.java
@@ -48,7 +48,9 @@ import org.apache.kylin.job.execution.DefaultChainedExecutable;
 import org.apache.kylin.job.execution.ExecutableState;
 import org.apache.kylin.job.execution.Output;
 import org.apache.kylin.metadata.model.SegmentStatusEnum;
+import org.apache.kylin.metadata.realization.RealizationStatusEnum;
 import org.apache.kylin.rest.constant.Constant;
+import org.apache.kylin.rest.exception.BadRequestException;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 import org.springframework.beans.factory.annotation.Autowired;
@@ -199,6 +201,10 @@ public class JobService extends BasicService {
     public JobInstance submitJob(CubeInstance cube, long startDate, long endDate, long startOffset, long endOffset, //
             CubeBuildTypeEnum buildType, boolean force, String submitter) throws IOException, JobException {
 
+        if (cube.getStatus() == RealizationStatusEnum.DESCBROKEN) {
+            throw new BadRequestException("Broken cube " + cube.getName() + " can't be built");
+        }
+
         checkCubeDescSignature(cube);
         checkNoRunningJob(cube);
 

http://git-wip-us.apache.org/repos/asf/kylin/blob/17569f6c/server/src/test/java/org/apache/kylin/rest/service/CubeServiceTest.java
----------------------------------------------------------------------
diff --git a/server/src/test/java/org/apache/kylin/rest/service/CubeServiceTest.java b/server/src/test/java/org/apache/kylin/rest/service/CubeServiceTest.java
index f98d6b9..59e96d6 100644
--- a/server/src/test/java/org/apache/kylin/rest/service/CubeServiceTest.java
+++ b/server/src/test/java/org/apache/kylin/rest/service/CubeServiceTest.java
@@ -51,6 +51,5 @@ public class CubeServiceTest extends ServiceTestBase {
         List<CubeInstance> cubes = cubeService.listAllCubes(null, null, null);
         Assert.assertNotNull(cubes);
         CubeInstance cube = cubes.get(0);
-        cubeService.isCubeDescFreeEditable(cube.getDescriptor());
     }
 }

http://git-wip-us.apache.org/repos/asf/kylin/blob/17569f6c/source-hive/src/main/java/org/apache/kylin/source/hive/HiveSourceTableLoader.java
----------------------------------------------------------------------
diff --git a/source-hive/src/main/java/org/apache/kylin/source/hive/HiveSourceTableLoader.java b/source-hive/src/main/java/org/apache/kylin/source/hive/HiveSourceTableLoader.java
index 70b097c..8b98e7b 100644
--- a/source-hive/src/main/java/org/apache/kylin/source/hive/HiveSourceTableLoader.java
+++ b/source-hive/src/main/java/org/apache/kylin/source/hive/HiveSourceTableLoader.java
@@ -28,6 +28,7 @@ import java.util.UUID;
 import org.apache.hadoop.hive.metastore.api.FieldSchema;
 import org.apache.hadoop.hive.metastore.api.Table;
 import org.apache.kylin.common.KylinConfig;
+import org.apache.kylin.cube.CubeManager;
 import org.apache.kylin.engine.mr.HadoopUtil;
 import org.apache.kylin.metadata.MetadataConstants;
 import org.apache.kylin.metadata.MetadataManager;
@@ -36,8 +37,10 @@ import org.apache.kylin.metadata.model.TableDesc;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
+import com.google.common.collect.LinkedHashMultimap;
 import com.google.common.collect.Lists;
 import com.google.common.collect.Maps;
+import com.google.common.collect.SetMultimap;
 import com.google.common.collect.Sets;
 
 /**
@@ -51,27 +54,25 @@ public class HiveSourceTableLoader {
     @SuppressWarnings("unused")
     private static final Logger logger = LoggerFactory.getLogger(HiveSourceTableLoader.class);
 
-    public static final String OUTPUT_SURFIX = "json";
-    public static final String TABLE_FOLDER_NAME = "table";
-    public static final String TABLE_EXD_FOLDER_NAME = "table_exd";
-
     public static Set<String> reloadHiveTables(String[] hiveTables, KylinConfig config) throws IOException {
 
-        Map<String, Set<String>> db2tables = Maps.newHashMap();
-        for (String table : hiveTables) {
-            String[] parts = HadoopUtil.parseHiveTableName(table);
-            Set<String> set = db2tables.get(parts[0]);
-            if (set == null) {
-                set = Sets.newHashSet();
-                db2tables.put(parts[0], set);
-            }
-            set.add(parts[1]);
+        SetMultimap<String, String> db2tables = LinkedHashMultimap.create();
+        for (String fullTableName : hiveTables) {
+            String[] parts = HadoopUtil.parseHiveTableName(fullTableName);
+            db2tables.put(parts[0], parts[1]);
+        }
+
+        HiveClient hiveClient = new HiveClient();
+        SchemaChecker checker = new SchemaChecker(hiveClient, MetadataManager.getInstance(config), CubeManager.getInstance(config));
+        for (Map.Entry<String, String> entry : db2tables.entries()) {
+            SchemaChecker.CheckResult result = checker.allowReload(entry.getKey(), entry.getValue());
+            result.raiseExceptionWhenInvalid();
         }
 
         // extract from hive
         Set<String> loadedTables = Sets.newHashSet();
         for (String database : db2tables.keySet()) {
-            List<String> loaded = extractHiveTables(database, db2tables.get(database), config);
+            List<String> loaded = extractHiveTables(database, db2tables.get(database), hiveClient);
             loadedTables.addAll(loaded);
         }
 
@@ -84,13 +85,12 @@ public class HiveSourceTableLoader {
         metaMgr.removeTableExd(hiveTable);
     }
 
-    private static List<String> extractHiveTables(String database, Set<String> tables, KylinConfig config) throws IOException {
+    private static List<String> extractHiveTables(String database, Set<String> tables, HiveClient hiveClient) throws IOException {
 
         List<String> loadedTables = Lists.newArrayList();
         MetadataManager metaMgr = MetadataManager.getInstance(KylinConfig.getInstanceFromEnv());
         for (String tableName : tables) {
             Table table = null;
-            HiveClient hiveClient = new HiveClient();
             List<FieldSchema> partitionFields = null;
             List<FieldSchema> fields = null;
             try {
@@ -167,5 +167,4 @@ public class HiveSourceTableLoader {
 
         return loadedTables;
     }
-
 }

http://git-wip-us.apache.org/repos/asf/kylin/blob/17569f6c/source-hive/src/main/java/org/apache/kylin/source/hive/SchemaChecker.java
----------------------------------------------------------------------
diff --git a/source-hive/src/main/java/org/apache/kylin/source/hive/SchemaChecker.java b/source-hive/src/main/java/org/apache/kylin/source/hive/SchemaChecker.java
new file mode 100644
index 0000000..3b03551
--- /dev/null
+++ b/source-hive/src/main/java/org/apache/kylin/source/hive/SchemaChecker.java
@@ -0,0 +1,216 @@
+package org.apache.kylin.source.hive;
+
+import static com.google.common.base.Preconditions.checkNotNull;
+import static java.lang.String.format;
+
+import java.util.List;
+import java.util.Map;
+import java.util.Set;
+
+import javax.annotation.Nullable;
+
+import org.apache.hadoop.hive.metastore.api.FieldSchema;
+import org.apache.hadoop.hive.metastore.api.Table;
+import org.apache.kylin.cube.CubeInstance;
+import org.apache.kylin.cube.CubeManager;
+import org.apache.kylin.cube.model.CubeDesc;
+import org.apache.kylin.metadata.MetadataManager;
+import org.apache.kylin.metadata.datatype.DataType;
+import org.apache.kylin.metadata.model.ColumnDesc;
+import org.apache.kylin.metadata.model.TableDesc;
+import org.apache.kylin.metadata.model.TblColRef;
+
+import com.google.common.base.Predicate;
+import com.google.common.collect.ImmutableList;
+import com.google.common.collect.Iterables;
+import com.google.common.collect.Lists;
+import com.google.common.collect.Maps;
+import com.google.common.collect.Sets;
+
+public class SchemaChecker {
+    private final HiveClient hiveClient;
+    private final MetadataManager metadataManager;
+    private final CubeManager cubeManager;
+
+    static class CheckResult {
+        private final boolean valid;
+        private final String reason;
+
+        private CheckResult(boolean valid, String reason) {
+            this.valid = valid;
+            this.reason = reason;
+        }
+
+        void raiseExceptionWhenInvalid() {
+            if (!valid) {
+                throw new RuntimeException(reason);
+            }
+        }
+
+        static CheckResult validOnFirstLoad(String tableName) {
+            return new CheckResult(true, format("Table '%s' hasn't been loaded before", tableName));
+        }
+
+        static CheckResult validOnCompatibleSchema(String tableName) {
+            return new CheckResult(true, format("Table '%s' is compatible with all existing cubes", tableName));
+        }
+
+        static CheckResult invalidOnFetchSchema(String tableName, Exception e) {
+            return new CheckResult(false, format("Failed to fetch metadata of '%s': %s", tableName, e.getMessage()));
+        }
+
+        static CheckResult invalidOnIncompatibleSchema(String tableName, List<String> reasons) {
+            StringBuilder buf = new StringBuilder();
+            for (String reason : reasons) {
+                buf.append("- ").append(reason).append("\n");
+            }
+
+            return new CheckResult(false, format("Found %d issue(s) with '%s':\n%s Please disable and purge related cube(s) first", reasons.size(), tableName, buf.toString()));
+        }
+    }
+
+    SchemaChecker(HiveClient hiveClient, MetadataManager metadataManager, CubeManager cubeManager) {
+        this.hiveClient = checkNotNull(hiveClient, "hiveClient is null");
+        this.metadataManager = checkNotNull(metadataManager, "metadataManager is null");
+        this.cubeManager = checkNotNull(cubeManager, "cubeManager is null");
+    }
+
+    private List<FieldSchema> fetchSchema(String dbName, String tblName) throws Exception {
+        List<FieldSchema> fields = Lists.newArrayList();
+        fields.addAll(hiveClient.getHiveTableFields(dbName, tblName));
+
+        Table table = hiveClient.getHiveTable(dbName, tblName);
+        List<FieldSchema> partitionFields = table.getPartitionKeys();
+        if (partitionFields != null) {
+            fields.addAll(partitionFields);
+        }
+
+        return fields;
+    }
+
+    private List<CubeInstance> findCubeByTable(final String fullTableName) {
+        Iterable<CubeInstance> relatedCubes = Iterables.filter(cubeManager.listAllCubes(), new Predicate<CubeInstance>() {
+            @Override
+            public boolean apply(@Nullable CubeInstance cube) {
+                if (cube == null || cube.allowBrokenDescriptor()) {
+                    return false;
+                }
+                CubeDesc desc = cube.getDescriptor();
+
+                Set<String> usedTables = Sets.newHashSet();
+                usedTables.add(desc.getFactTableDesc().getIdentity());
+                for (TableDesc lookup : desc.getLookupTableDescs()) {
+                    usedTables.add(lookup.getIdentity());
+                }
+
+                return usedTables.contains(fullTableName);
+            }
+        });
+
+        return ImmutableList.copyOf(relatedCubes);
+    }
+
+    private boolean isColumnCompatible(ColumnDesc column, FieldSchema field) {
+        if (!column.getName().equalsIgnoreCase(field.getName())) {
+            return false;
+        }
+
+        String typeStr = field.getType();
+        // kylin uses double internally for float, see HiveSourceTableLoader.java
+        // TODO should this normalization to be in DataType class ?
+        if ("float".equalsIgnoreCase(typeStr)) {
+            typeStr = "double";
+        }
+        DataType fieldType = DataType.getType(typeStr);
+
+        if (column.getType().isIntegerFamily()) {
+            // OLAPTable.listSourceColumns converts some integer columns to bigint,
+            // therefore strict type comparison won't work.
+            // changing from one integer type to another should be fine.
+            return fieldType.isIntegerFamily();
+        } else {
+            // only compare base type name, changing precision or scale should be fine
+            return column.getTypeName().equals(fieldType.getName());
+        }
+    }
+
+    private List<String> checkAllUsedColumns(CubeInstance cube, TableDesc table, Map<String, FieldSchema> fieldsMap) {
+        Set<ColumnDesc> usedColumns = Sets.newHashSet();
+        for (TblColRef col : cube.getAllColumns()) {
+            usedColumns.add(col.getColumnDesc());
+        }
+
+        List<String> violateColumns = Lists.newArrayList();
+        for (ColumnDesc column : table.getColumns()) {
+            if (usedColumns.contains(column)) {
+                FieldSchema field = fieldsMap.get(column.getName());
+                if (field == null || !isColumnCompatible(column, field)) {
+                    violateColumns.add(column.getName());
+                }
+            }
+        }
+        return violateColumns;
+    }
+
+    private boolean checkAllColumns(TableDesc table, List<FieldSchema> fields) {
+        if (table.getColumnCount() != fields.size()) {
+            return false;
+        }
+
+        ColumnDesc[] columns = table.getColumns();
+        for (int i = 0; i < columns.length; i++) {
+            if (!isColumnCompatible(columns[i], fields.get(i))) {
+                return false;
+            }
+        }
+        return true;
+    }
+
+    public CheckResult allowReload(String dbName, String tblName) {
+        final String fullTableName = (dbName + "." + tblName).toUpperCase();
+
+        TableDesc existing = metadataManager.getTableDesc(fullTableName);
+        if (existing == null) {
+            return CheckResult.validOnFirstLoad(fullTableName);
+        }
+
+        List<FieldSchema> currentFields;
+        Map<String, FieldSchema> currentFieldsMap = Maps.newHashMap();
+        try {
+            currentFields = fetchSchema(dbName, tblName);
+        } catch (Exception e) {
+            return CheckResult.invalidOnFetchSchema(fullTableName, e);
+        }
+        for (FieldSchema field : currentFields) {
+            currentFieldsMap.put(field.getName().toUpperCase(), field);
+        }
+
+        List<String> issues = Lists.newArrayList();
+        for (CubeInstance cube : findCubeByTable(fullTableName)) {
+            TableDesc factTable = cube.getFactTableDesc();
+            List<TableDesc> lookupTables = cube.getDescriptor().getLookupTableDescs();
+            String modelName = cube.getDataModelDesc().getName();
+
+            // if user reloads a fact table used by cube, then all used columns
+            // must match current schema
+            if (factTable.getIdentity().equals(fullTableName)) {
+                List<String> violateColumns = checkAllUsedColumns(cube, factTable, currentFieldsMap);
+                if (!violateColumns.isEmpty()) {
+                    issues.add(format("Column %s used in cube[%s] and model[%s], but changed in hive", violateColumns, cube.getName(), modelName));
+                }
+            }
+
+            // if user reloads a lookup table used by cube, then nearly all changes in schema are disallowed)
+            for (TableDesc lookupTable : lookupTables) {
+                if (lookupTable.getIdentity().equals(fullTableName) && !checkAllColumns(lookupTable, currentFields)) {
+                    issues.add(format("Table '%s' is used as Lookup Table in cube[%s] and model[%s], but changed in hive", lookupTable.getIdentity(), cube.getName(), modelName));
+                }
+            }
+        }
+
+        if (issues.isEmpty()) {
+            return CheckResult.validOnCompatibleSchema(fullTableName);
+        }
+        return CheckResult.invalidOnIncompatibleSchema(fullTableName, issues);
+    }
+}

http://git-wip-us.apache.org/repos/asf/kylin/blob/17569f6c/webapp/app/css/AdminLTE.css
----------------------------------------------------------------------
diff --git a/webapp/app/css/AdminLTE.css b/webapp/app/css/AdminLTE.css
index e772ae5..6688457 100644
--- a/webapp/app/css/AdminLTE.css
+++ b/webapp/app/css/AdminLTE.css
@@ -4307,7 +4307,7 @@ fieldset[disabled] .btn-vk.active {
 .alert-info,
 .label-danger,
 .label-info,
-.label-waring,
+.label-warning,
 .label-primary,
 .label-success,
 .modal-primary .modal-body,
@@ -4349,7 +4349,7 @@ fieldset[disabled] .btn-vk.active {
 .bg-yellow,
 .callout.callout-warning,
 .alert-warning,
-.label-waring,
+.label-warning,
 .modal-warning .modal-body {
   background-color: #f39c12 !important;
 }

http://git-wip-us.apache.org/repos/asf/kylin/blob/17569f6c/webapp/app/partials/cubes/cubes.html
----------------------------------------------------------------------
diff --git a/webapp/app/partials/cubes/cubes.html b/webapp/app/partials/cubes/cubes.html
index 30981dc..de9b99b 100644
--- a/webapp/app/partials/cubes/cubes.html
+++ b/webapp/app/partials/cubes/cubes.html
@@ -67,7 +67,7 @@
             </td>
             <td>
                 <span class="label"
-                      ng-class="{'label-success': cube.status=='READY', 'label-default': cube.status=='DISABLED'}">
+                      ng-class="{'label-success': cube.status=='READY', 'label-default': cube.status=='DISABLED', 'label-warning': cube.status=='DESCBROKEN'}">
                     {{ cube.status}}
                 </span>
             </td>
@@ -89,18 +89,18 @@
                         Action <span class="ace-icon fa fa-caret-down icon-on-right"></span>
                     </button>
                     <ul class="dropdown-menu" role="menu">
-                        <li ng-if="cube.status=='DISABLED' && userService.hasRole('ROLE_ADMIN') ">
+                        <li ng-if="cube.status!='READY' && userService.hasRole('ROLE_ADMIN') ">
                             <a ng-click="dropCube(cube)" tooltip="Drop the cube, related jobs and data permanently.">Drop</a></li>
-                        <li ng-if="cube.status=='DISABLED' && (userService.hasRole('ROLE_ADMIN') || hasPermission(cube, permissions.ADMINISTRATION.mask, permissions.MANAGEMENT.mask))">
+                        <li ng-if="cube.status!='READY' && (userService.hasRole('ROLE_ADMIN') || hasPermission(cube, permissions.ADMINISTRATION.mask, permissions.MANAGEMENT.mask))">
                             <a ng-click="cubeEdit(cube);">Edit</a></li>
-                      <li ng-if="cube.streaming && cube.status=='DISABLED' && (userService.hasRole('ROLE_ADMIN') || hasPermission(cube, permissions.ADMINISTRATION.mask, permissions.MANAGEMENT.mask))"></li>
-                        <li><a ng-click="startJobSubmit(cube);">Build</a></li>
-                        <li><a ng-click="startRefresh(cube)">Refresh</a></li>
-                        <li><a ng-click="startMerge(cube)">Merge</a></li>
-                        <li ng-if="cube.status!='DISABLED'"><a ng-click="disable(cube)">Disable</a></li>
+                        <li ng-if="cube.streaming && cube.status=='DISABLED' && (userService.hasRole('ROLE_ADMIN') || hasPermission(cube, permissions.ADMINISTRATION.mask, permissions.MANAGEMENT.mask))"></li>
+                        <li ng-if="cube.status!='DESCBROKEN'"><a ng-click="startJobSubmit(cube);">Build</a></li>
+                        <li ng-if="cube.status!='DESCBROKEN'"><a ng-click="startRefresh(cube)">Refresh</a></li>
+                        <li ng-if="cube.status!='DESCBROKEN'"><a ng-click="startMerge(cube)">Merge</a></li>
+                        <li ng-if="cube.status=='READY'"><a ng-click="disable(cube)">Disable</a></li>
                         <li ng-if="cube.status=='DISABLED'"><a ng-click="enable(cube)">Enable</a></li>
                         <li ng-if="cube.status=='DISABLED'"><a ng-click="purge(cube)">Purge</a></li>
-                        <li><a ng-click="cloneCube(cube)">Clone</a></li>
+                        <li ng-if="cube.status!='DESCBROKEN'"><a ng-click="cloneCube(cube)">Clone</a></li>
 
                     </ul>
                 </div>
@@ -114,8 +114,8 @@
                         Action <span class="ace-icon fa fa-caret-down icon-on-right"></span>
                     </button>
                     <ul class="dropdown-menu" role="menu">
-                        <li ng-if="cube.status=='DISABLED'"><a href="cubes/edit/{{cube.name}}/descriptionjson">Edit CubeDesc</a></li>
-                      <li ng-if="cube.status=='DISABLED'"><a href="cubes/view/{{cube.name}}/instancejson">View Cube</a></li>
+                        <li ng-if="cube.status!='READY'"><a href="cubes/edit/{{cube.name}}/descriptionjson">Edit CubeDesc</a></li>
+                        <li ng-if="cube.status!='READY'"><a href="cubes/view/{{cube.name}}/instancejson">View Cube</a></li>
                     </ul>
                 </div>
             </td>