Github user kumarvishal09 commented on a diff in the pull request:
https://github.com/apache/incubator-carbondata/pull/265#discussion_r90395412
--- Diff: core/src/main/java/org/apache/carbondata/core/constants/CarbonCommonConstants.java ---
@@ -814,85 +810,86 @@
* Rocord size in case of compaction.
*/
public static final int COMPACTION_INMEMORY_RECORD_SIZE = 120000;
-
- /**
- * If the level 2 compaction is done in minor then new compacted segment will end with .2
- */
- public static String LEVEL2_COMPACTION_INDEX = ".2";
-
- /**
- * Indicates compaction
- */
- public static String COMPACTION_KEY_WORD = "COMPACTION";
-
/**
* hdfs temporary directory key
*/
public static final String HDFS_TEMP_LOCATION = "hadoop.tmp.dir";
-
/**
* zookeeper url key
*/
public static final String ZOOKEEPER_URL = "spark.deploy.zookeeper.url";
-
/**
* configure the minimum blocklet size eligible for blocklet distribution
*/
public static final String CARBON_BLOCKLETDISTRIBUTION_MIN_REQUIRED_SIZE =
"carbon.blockletdistribution.min.blocklet.size";
-
/**
* default blocklet size eligible for blocklet distribution
*/
public static final int DEFAULT_CARBON_BLOCKLETDISTRIBUTION_MIN_REQUIRED_SIZE = 2;
-
+ /**
+ * This batch size is used to send rows from load step to another step in batches.
+ */
+ public static final String DATA_LOAD_BATCH_SIZE = "DATA_LOAD_BATCH_SIZE";
+ /**
+ * Default size of data load batch size.
+ */
+ public static final String DATA_LOAD_BATCH_SIZE_DEFAULT = "1000";
+ /**
+ * carbon data file version property
+ */
+ public static final String CARBON_DATA_FILE_VERSION = "carbon.data.file.version";
+ /**
+ * current data file version
+ */
+ public static final short CARBON_DATA_FILE_CURRENT_VERSION = 2;
--- End diff --
ok i will change it to some meaning full name
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