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From lionelcao <...@git.apache.org>
Subject [GitHub] carbondata pull request #1192: [CARBONDATA-940] alter table add/split partit...
Date Thu, 03 Aug 2017 06:41:56 GMT
Github user lionelcao commented on a diff in the pull request:

    https://github.com/apache/carbondata/pull/1192#discussion_r131063552
  
    --- Diff: examples/spark2/src/main/scala/org/apache/carbondata/examples/CarbonPartitionExample.scala
---
    @@ -101,17 +126,40 @@ object CarbonPartitionExample {
         spark.sql("""
            | CREATE TABLE IF NOT EXISTS t5
            | (
    +       | id Int,
            | vin String,
            | logdate Timestamp,
            | phonenumber Long,
    -       | area String
    +       | area String,
    +       | salary Int
            |)
            | PARTITIONED BY (country String)
            | STORED BY 'carbondata'
            | TBLPROPERTIES('PARTITION_TYPE'='LIST',
    -       | 'LIST_INFO'='(China,United States),UK ,japan,(Canada,Russia), South Korea ')
    +       | 'LIST_INFO'='(China, US),UK ,Japan,(Canada,Russia, Good, NotGood), Korea ')
            """.stripMargin)
     
    +    // load data into partition table
    +    spark.sql(s"""
    +       LOAD DATA LOCAL INPATH '$testData' into table t0 options('BAD_RECORDS_ACTION'='FORCE')
    +       """)
    +    spark.sql(s"""
    +       LOAD DATA LOCAL INPATH '$testData' into table t5 options('BAD_RECORDS_ACTION'='FORCE')
    +       """)
    +
    +    // alter list partition table t5 to add a partition
    +    spark.sql(s"""Alter table t5 add partition ('OutSpace')""".stripMargin)
    +    // alter list partition table t5 to split partition 4 into 3 independent partition
    +    spark.sql(
    +      s"""
    +         Alter table t5 split partition(4) into ('Canada', 'Russia', '(Good, NotGood)')
    +       """.stripMargin)
    --- End diff --
    
    yes, I have written the test case to verify it. Please refer to TestAlterPartitionTable.scala


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