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Hi, JaeHwa. This patch looks great to me. I left just one question below. Also, I have a suggestion about the test. Although the null data generally occur in real applications, I think that our tests are not enough to test the null handling of Tajo. Would you add a test to evaluate the null handling of SequenceFileAppender and SequenceFileScanner? tajo-catalog/tajo-catalog-drivers/tajo-hcatalog/src/main/java/org/apache/tajo/catalog/store/HCatalogStore.java <https://reviews.apache.org/r/19406/#comment70303> Do you have any reasons of using unmatched classes for input format class and output format class? - Jihoon Son On March 20, 2014, 12:44 a.m., Jung JaeHwa wrote: > > ----------------------------------------------------------- > This is an automatically generated e-mail. To reply, visit: > https://reviews.apache.org/r/19406/ > ----------------------------------------------------------- > > (Updated March 20, 2014, 12:44 a.m.) > > > Review request for Tajo. > > > Bugs: TAJO-616 > https://issues.apache.org/jira/browse/TAJO-616 > > > Repository: tajo > > > Description > ------- > > Hadoop users can create a sequence file format, and hive users also can > create a table which was stored as SequenceFIle. So, we need to support > sequence file format as follows: > > * Update parser and catalog for SequenceFile > * Make serializer/deserializer configurable in SequenceFile > * Scanner for SequenceFile > * Support for compression/decompression of SequenceFile > * Compatible to apache hive > > > Diffs > ----- > > > tajo-catalog/tajo-catalog-common/src/main/java/org/apache/tajo/catalog/CatalogConstants.java > fa23da1 > > tajo-catalog/tajo-catalog-common/src/main/java/org/apache/tajo/catalog/CatalogUtil.java > 2a6727e > tajo-catalog/tajo-catalog-common/src/main/proto/CatalogProtos.proto 35171cc > > tajo-catalog/tajo-catalog-drivers/tajo-hcatalog/src/main/java/org/apache/tajo/catalog/store/HCatalogStore.java > 5387673 > > tajo-catalog/tajo-catalog-drivers/tajo-hcatalog/src/main/java/org/apache/tajo/catalog/store/HCatalogUtil.java > fc2fdda > > tajo-catalog/tajo-catalog-drivers/tajo-hcatalog/src/test/java/org/apache/tajo/catalog/store/TestHCatalogStore.java > cb3973a > tajo-common/src/main/java/org/apache/tajo/util/Bytes.java f9ba923 > > tajo-core/tajo-core-backend/src/test/java/org/apache/tajo/engine/planner/physical/TestPhysicalPlanner.java > 1975a57 > > tajo-storage/src/main/java/org/apache/tajo/storage/sequencefile/SequenceFileAppender.java > PRE-CREATION > > tajo-storage/src/main/java/org/apache/tajo/storage/sequencefile/SequenceFileScanner.java > PRE-CREATION > tajo-storage/src/main/resources/storage-default.xml 5bf4453 > > tajo-storage/src/test/java/org/apache/tajo/storage/TestCompressionStorages.java > a776eb6 > tajo-storage/src/test/java/org/apache/tajo/storage/TestMergeScanner.java > f2a66d9 > tajo-storage/src/test/java/org/apache/tajo/storage/TestStorages.java > 1b36b78 > tajo-storage/src/test/java/org/apache/tajo/storage/v2/TestStorages.java > 05be40a > tajo-storage/src/test/resources/storage-default.xml 304af10 > > Diff: https://reviews.apache.org/r/19406/diff/ > > > Testing > ------- > > mvn clean install -Phcatalog-0.12.0 > > > Thanks, > > Jung JaeHwa > >
