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Posted to commits@drill.apache.org by pa...@apache.org on 2015/02/25 02:07:45 UTC

drill git commit: DRILL-2283: Fixed Java VARCHAR(1) in INFO._SCHEMA that caused bad comparisons.

Repository: drill
Updated Branches:
  refs/heads/master 4c7519aa0 -> 01667a26d


DRILL-2283: Fixed Java VARCHAR(1) in INFO._SCHEMA that caused bad comparisons.


Project: http://git-wip-us.apache.org/repos/asf/drill/repo
Commit: http://git-wip-us.apache.org/repos/asf/drill/commit/01667a26
Tree: http://git-wip-us.apache.org/repos/asf/drill/tree/01667a26
Diff: http://git-wip-us.apache.org/repos/asf/drill/diff/01667a26

Branch: refs/heads/master
Commit: 01667a26da110ec53cd33089c686cb16f19a8bb6
Parents: 4c7519a
Author: dbarclay <db...@maprtech.com>
Authored: Fri Feb 20 18:57:36 2015 -0800
Committer: Parth Chandra <pc...@maprtech.com>
Committed: Tue Feb 24 17:06:59 2015 -0800

----------------------------------------------------------------------
 .../exec/store/ischema/InfoSchemaTable.java     | 11 +++-
 .../Drill2283InfoSchemaVarchar1BugTest.java     | 59 ++++++++++++++++++++
 2 files changed, 67 insertions(+), 3 deletions(-)
----------------------------------------------------------------------


http://git-wip-us.apache.org/repos/asf/drill/blob/01667a26/exec/java-exec/src/main/java/org/apache/drill/exec/store/ischema/InfoSchemaTable.java
----------------------------------------------------------------------
diff --git a/exec/java-exec/src/main/java/org/apache/drill/exec/store/ischema/InfoSchemaTable.java b/exec/java-exec/src/main/java/org/apache/drill/exec/store/ischema/InfoSchemaTable.java
index c343c5c..66ba2e3 100644
--- a/exec/java-exec/src/main/java/org/apache/drill/exec/store/ischema/InfoSchemaTable.java
+++ b/exec/java-exec/src/main/java/org/apache/drill/exec/store/ischema/InfoSchemaTable.java
@@ -57,9 +57,14 @@ public abstract class InfoSchemaTable implements InfoSchemaConstants{
 
   static public RelDataType getRelDataType(RelDataTypeFactory typeFactory, MajorType type) {
     switch (type.getMinorType()) {
-    case INT: return typeFactory.createSqlType(SqlTypeName.INTEGER);
-    case VARCHAR: return typeFactory.createSqlType(SqlTypeName.VARCHAR);
-    default: throw new UnsupportedOperationException("Only INT and VARCHAR types are supported in INFORMATION_SCHEMA");
+    case INT:
+      return typeFactory.createSqlType(SqlTypeName.INTEGER);
+    case VARCHAR:
+      // Note:  Remember to not default to "VARCHAR(1)":
+      return typeFactory.createSqlType(SqlTypeName.VARCHAR, Integer.MAX_VALUE);
+    default:
+      throw new UnsupportedOperationException(
+          "Only INT and VARCHAR types are supported in INFORMATION_SCHEMA");
     }
   }
 

http://git-wip-us.apache.org/repos/asf/drill/blob/01667a26/exec/java-exec/src/test/java/org/apache/drill/exec/store/ischema/Drill2283InfoSchemaVarchar1BugTest.java
----------------------------------------------------------------------
diff --git a/exec/java-exec/src/test/java/org/apache/drill/exec/store/ischema/Drill2283InfoSchemaVarchar1BugTest.java b/exec/java-exec/src/test/java/org/apache/drill/exec/store/ischema/Drill2283InfoSchemaVarchar1BugTest.java
new file mode 100644
index 0000000..5f5d2a3
--- /dev/null
+++ b/exec/java-exec/src/test/java/org/apache/drill/exec/store/ischema/Drill2283InfoSchemaVarchar1BugTest.java
@@ -0,0 +1,59 @@
+/**
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ *    http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.apache.drill.exec.store.ischema;
+
+import org.apache.drill.BaseTestQuery;
+import org.junit.Test;
+
+public class Drill2283InfoSchemaVarchar1BugTest extends BaseTestQuery {
+
+  @Test
+  public void testInfoSchemaStringsNotOfLength1() throws Exception {
+    testBuilder()
+        .sqlQuery("SELECT CATALOG_NAME, "
+                  + "     CATALOG_NAME = 'DRILL' AS happened_to_be_right_1, "
+                  + "     CATALOG_NAME = 'DRIL'  AS was_wrong_1, "
+                  + "     CATALOG_NAME = 'DRI'   AS was_wrong_2, "
+                  + "     CATALOG_NAME = 'DR'    AS was_wrong_3, "
+                  + "     CATALOG_NAME = 'DX'    AS happened_to_be_right_2, "
+                  + "     CATALOG_NAME = 'D'     AS happened_to_be_right_3, "
+                  + "     CATALOG_NAME = 'X'     AS happened_to_be_right_4"
+                  + " "
+                  + " FROM INFORMATION_SCHEMA.CATALOGS "
+                  + " WHERE CATALOG_NAME LIKE '%DRILL%'"
+                  + " LIMIT 1")
+        .ordered()
+        .baselineColumns("CATALOG_NAME",
+                         "happened_to_be_right_1",
+                         "was_wrong_1",
+                         "was_wrong_2",
+                         "was_wrong_3",
+                         "happened_to_be_right_2",
+                         "happened_to_be_right_3",
+                         "happened_to_be_right_4")
+        .baselineValues("DRILL",
+                        true,
+                        false,
+                        false,
+                        false,
+                        false,
+                        false,
+                        false)
+        .build().run();
+  }
+}