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Posted to commits@pinot.apache.org by xi...@apache.org on 2019/10/05 09:07:50 UTC

[incubator-pinot] 01/01: Ensure segment converter not fail for schemas without time fieldSpec

This is an automated email from the ASF dual-hosted git repository.

xiangfu pushed a commit to branch fixing_no_time_converter
in repository https://gitbox.apache.org/repos/asf/incubator-pinot.git

commit 10278aace45712cd2c2c562bdcf0ac49991bd162
Author: Xiang Fu <fx...@gmail.com>
AuthorDate: Sat Oct 5 02:07:35 2019 -0700

    Ensure segment converter not fail for schemas without time fieldSpec
---
 .../realtime/converter/RealtimeSegmentConverter.java    | 17 ++++++++++-------
 .../converter/RealtimeSegmentConverterTest.java         | 16 ++++++++++++++++
 2 files changed, 26 insertions(+), 7 deletions(-)

diff --git a/pinot-core/src/main/java/org/apache/pinot/core/realtime/converter/RealtimeSegmentConverter.java b/pinot-core/src/main/java/org/apache/pinot/core/realtime/converter/RealtimeSegmentConverter.java
index 94fede8..d94f096 100644
--- a/pinot-core/src/main/java/org/apache/pinot/core/realtime/converter/RealtimeSegmentConverter.java
+++ b/pinot-core/src/main/java/org/apache/pinot/core/realtime/converter/RealtimeSegmentConverter.java
@@ -156,16 +156,19 @@ public class RealtimeSegmentConverter {
    */
   @VisibleForTesting
   public Schema getUpdatedSchema(Schema original) {
-
-    TimeFieldSpec tfs = original.getTimeFieldSpec();
-    // Use outgoing granularity for creating segment
-    TimeGranularitySpec outgoing = tfs.getOutgoingGranularitySpec();
-    TimeFieldSpec newTimeSpec = new TimeFieldSpec(outgoing);
     Schema newSchema = new Schema();
-    newSchema.addField(newTimeSpec);
+    TimeFieldSpec tfs = original.getTimeFieldSpec();
+    if (tfs != null) {
+      // Use outgoing granularity for creating segment
+      TimeGranularitySpec outgoing = tfs.getOutgoingGranularitySpec();
+      if (outgoing != null) {
+        TimeFieldSpec newTimeSpec = new TimeFieldSpec(outgoing);
+        newSchema.addField(newTimeSpec);
+      }
+    }
 
     for (String col : original.getPhysicalColumnNames()) {
-      if (!col.equals(tfs.getName())) {
+      if ((tfs == null) || (!col.equals(tfs.getName()))) {
         newSchema.addField(original.getFieldSpecFor(col));
       }
     }
diff --git a/pinot-core/src/test/java/org/apache/pinot/realtime/converter/RealtimeSegmentConverterTest.java b/pinot-core/src/test/java/org/apache/pinot/realtime/converter/RealtimeSegmentConverterTest.java
index 7236dfe..1e494cb 100644
--- a/pinot-core/src/test/java/org/apache/pinot/realtime/converter/RealtimeSegmentConverterTest.java
+++ b/pinot-core/src/test/java/org/apache/pinot/realtime/converter/RealtimeSegmentConverterTest.java
@@ -21,6 +21,7 @@ package org.apache.pinot.realtime.converter;
 import java.util.concurrent.TimeUnit;
 import org.apache.pinot.common.data.DimensionFieldSpec;
 import org.apache.pinot.common.data.FieldSpec;
+import org.apache.pinot.common.data.MetricFieldSpec;
 import org.apache.pinot.common.data.Schema;
 import org.apache.pinot.common.data.TimeFieldSpec;
 import org.apache.pinot.core.realtime.converter.RealtimeSegmentConverter;
@@ -51,4 +52,19 @@ public class RealtimeSegmentConverterTest {
     Assert.assertEquals(newSchema.getColumnNames().size(), 2);
     Assert.assertEquals(newSchema.getTimeFieldSpec().getIncomingGranularitySpec().getTimeType(), TimeUnit.DAYS);
   }
+
+  @Test
+  public void testNoTimeColumnsInSchema() {
+    Schema schema = new Schema();
+    schema.addField(new DimensionFieldSpec("col1", FieldSpec.DataType.STRING, true));
+    schema.addField(new DimensionFieldSpec("col2", FieldSpec.DataType.STRING, true));
+    schema.addField(new DimensionFieldSpec("col3", FieldSpec.DataType.STRING, true));
+    schema.addField(new MetricFieldSpec("met1", FieldSpec.DataType.DOUBLE, 0));
+    schema.addField(new MetricFieldSpec("met2", FieldSpec.DataType.LONG, 0));
+    Assert.assertEquals(schema.getColumnNames().size(), 5);
+    RealtimeSegmentConverter converter =
+        new RealtimeSegmentConverter(null, "", schema, "testTable", "col1", "segment1", "col1");
+    Schema newSchema = converter.getUpdatedSchema(schema);
+    Assert.assertEquals(newSchema.getColumnNames().size(), 5);
+  }
 }


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