Improve exception messages

src/EFCore.Cosmos/Properties/CosmosStrings.resx

@@ -148,25 +148,25 @@
     <value>Navigation '{entityType}.{navigationName}' doesn't point to an embedded entity.</value>
   </data>
   <data name="NoDiscriminatorProperty" xml:space="preserve">
-    <value>The entity type '{entityType}' is sharing the container '{container}' with other types, but does not have a discriminator property configured.</value>
+    <value>The entity type '{entityType}' is sharing the container '{container}' with other types, but does not have a discriminator property configured. Configure a discriminator property and assign a unique value for this entity type.</value>
   </data>
   <data name="NoDiscriminatorValue" xml:space="preserve">
-    <value>The entity type '{entityType}' is sharing the container '{container}' with other types, but does not have a discriminator value configured.</value>
+    <value>The entity type '{entityType}' is sharing the container '{container}' with other types, but does not have a discriminator value configured. Configure a unique discriminator value for this entity type.</value>
   </data>
   <data name="NoIdKey" xml:space="preserve">
     <value>The entity type '{entityType}' does not have a key declared on the '{idProperty}' property. Add a key to '{entityType}' that contains '{idProperty}'.</value>
   </data>
   <data name="NoIdProperty" xml:space="preserve">
-    <value>The entity type '{entityType}' does not have a property mapped to the 'id' property in the database. Add a property mapped as 'id'.</value>
+    <value>The entity type '{entityType}' does not have a property mapped to the 'id' property in the database. Add a property mapped to 'id'.</value>
   </data>
   <data name="NonEmbeddedIncludeNotSupported" xml:space="preserve">
     <value>Including navigation '{navigation}' is not supported as the navigation is not embedded in same resource.</value>
   </data>
   <data name="NonETagConcurrencyToken" xml:space="preserve">
-    <value>The entity type '{entityType}' has property '{property}' as its concurrency token, but only '_etag' is supported. Consider using 'EntityTypeBuilder.UseETagConcurrency'.</value>
+    <value>The entity type '{entityType}' has property '{property}' configured as a concurrency token, but only a property mapped to '_etag' is supported as a concurrency token. Consider using 'PropertyBuilder.IsETagConcurrency'.</value>
   </data>
   <data name="NoPartitionKey" xml:space="preserve">
-    <value>The entity type '{entityType}' does not have a partition key set, but is mapped to the container '{container}' shared by entity types with partition keys. Configure a partition key on '{entityType}'.</value>
+    <value>The entity type '{entityType}' does not have a partition key set, but is mapped to the container '{container}' shared by entity types with partition keys. Configure a compatible partition key on '{entityType}'.</value>
   </data>
   <data name="NoPartitionKeyKey" xml:space="preserve">
     <value>The entity type '{entityType}' does not have a key declared on '{partitionKey}' and '{idProperty}' properties. Add a key to '{entityType}' that contains '{partitionKey}' and '{idProperty}'.</value>
@@ -186,20 +186,20 @@
   <data name="OrphanedNestedDocumentSensitive" xml:space="preserve">
     <value>The entity of type '{entityType}' is mapped as part of the document mapped to '{missingEntityType}', but there is no tracked entity of this type with the key value '{keyValue}'.</value>
   </data>
+  <data name="PartitionKeyMismatch" xml:space="preserve">
+    <value>The partition key specified in the 'WithPartitionKey' call '{partitionKey1}' and the partition key specified in the 'Where' predicate '{partitionKey2}' must be identical to return any results. Remove one of them.</value>
+  </data>
   <data name="PartitionKeyMissing" xml:space="preserve">
     <value>Unable to execute a 'ReadItem' query since the partition key value is missing. Consider using the 'WithPartitionKey' method on the query to specify partition key to use.</value>
   </data>
-  <data name="PartitionKeyMismatch" xml:space="preserve">
-    <value>The partition key specified in the 'WithPartitionKey' call '{partitionKey1}' and the partition key specified in the 'Where' predicate '{partitionKey2}' must be identical. Remove one of them.</value>
-  </data>
   <data name="PartitionKeyMissingProperty" xml:space="preserve">
     <value>The partition key for entity type '{entityType}' is set to '{property}', but there is no property with that name.</value>
   </data>
   <data name="PartitionKeyNonStringStoreType" xml:space="preserve">
     <value>The type of the partition key property '{property}' on '{entityType}' is '{propertyType}'. All partition key properties need to be strings or have a string value converter.</value>
   </data>
   <data name="PartitionKeyStoreNameMismatch" xml:space="preserve">
-    <value>The partition key property '{property1}' on '{entityType1}' is mapped as '{storeName1}', but the partition key property '{property2}' on '{entityType2}' is mapped as '{storeName2}'. All partition key properties need to be mapped to the same store property.</value>
+    <value>The partition key property '{property1}' on '{entityType1}' is mapped as '{storeName1}', but the partition key property '{property2}' on '{entityType2}' is mapped as '{storeName2}'. All partition key properties need to be mapped to the same store property for entity types mapped to the same container.</value>
   </data>
   <data name="ResourceIdMissing" xml:space="preserve">
     <value>Unable to execute a 'ReadItem' query since the 'id' value is missing and cannot be generated.</value>
@@ -219,4 +219,4 @@
   <data name="VisitChildrenMustBeOverridden" xml:space="preserve">
     <value>'VisitChildren' must be overridden in the class deriving from 'SqlExpression'.</value>
   </data>
-</root>
+</root>

src/EFCore.Relational/Infrastructure/RelationalOptionsExtension.cs

@@ -144,7 +144,7 @@ public virtual RelationalOptionsExtension WithCommandTimeout(int? commandTimeout
             if (commandTimeout.HasValue
                 && commandTimeout <= 0)
             {
-                throw new InvalidOperationException(RelationalStrings.InvalidCommandTimeout);
+                throw new InvalidOperationException(RelationalStrings.InvalidCommandTimeout(commandTimeout));
             }
 
             var clone = Clone();
@@ -172,7 +172,7 @@ public virtual RelationalOptionsExtension WithMaxBatchSize(int? maxBatchSize)
             if (maxBatchSize.HasValue
                 && maxBatchSize <= 0)
             {
-                throw new InvalidOperationException(RelationalStrings.InvalidMaxBatchSize);
+                throw new InvalidOperationException(RelationalStrings.InvalidMaxBatchSize(maxBatchSize));
             }
 
             var clone = Clone();
@@ -200,7 +200,7 @@ public virtual RelationalOptionsExtension WithMinBatchSize(int? minBatchSize)
             if (minBatchSize.HasValue
                 && minBatchSize <= 0)
             {
-                throw new InvalidOperationException(RelationalStrings.InvalidMinBatchSize);
+                throw new InvalidOperationException(RelationalStrings.InvalidMinBatchSize(minBatchSize));
             }
 
             var clone = Clone();