Package org.apache.accumulo.core.client.admin

Class NewTableConfiguration

java.lang.Object
org.apache.accumulo.core.client.admin.NewTableConfiguration
public class NewTableConfiguration extends Object
This object stores table creation parameters. Currently includes: TimeType, whether to include default iterators, and user-specified initial properties
Since:
1.7.0

  • Constructor Details

    • NewTableConfiguration

      public NewTableConfiguration()

  • Method Details

    • setTimeType

      public NewTableConfiguration setTimeType(TimeType tt)
      Configure logical or millisecond time for tables created with this configuration.
      Parameters:
      tt - the time type to use; defaults to milliseconds
      Returns:
      this

    • getTimeType

      public TimeType getTimeType()
      Retrieve the time type currently configured.
      Returns:
      the time type

    • withoutDefaultIterators

      public NewTableConfiguration withoutDefaultIterators()
      Currently the only default iterator is the VersioningIterator. This method will cause the table to be created without that iterator, or any others which may become defaults in the future.
      Returns:
      this

    • createOffline

      public NewTableConfiguration createOffline()
      Create the new table in an offline state.
      Returns:
      this
      Since:
      2.0.0

    • getInitialTableState

      public InitialTableState getInitialTableState()
      Return value indicating whether table is to be created in offline or online mode.
      Since:
      2.0.0

    • setProperties

      public NewTableConfiguration setProperties(Map<String,String> props)
      Sets additional properties to be applied to tables created with this configuration. Additional calls to this method replace properties set by previous calls.
      Parameters:
      props - additional properties to add to the table when it is created
      Returns:
      this

    • getProperties

      public Map<String,String> getProperties()
      Retrieves the complete set of currently configured table properties to be applied to a table when this configuration object is used.
      Returns:
      the current properties configured

    • getSplits

      public Collection<org.apache.hadoop.io.Text> getSplits()
      Return Collection of split values.
      Returns:
      Collection containing splits associated with this NewTableConfiguration object.
      Since:
      2.0.0

    • enableSampling

      public NewTableConfiguration enableSampling(SamplerConfiguration samplerConfiguration)
      Enable building a sample data set on the new table using the given sampler configuration.
      Returns:
      this
      Since:
      1.8.0

    • enableSummarization

      public NewTableConfiguration enableSummarization(SummarizerConfiguration... configs)
      Enables creating summary statistics using Summarizer's for the new table.
      Returns:
      this
      Since:
      2.0.0

    • setLocalityGroups

      public NewTableConfiguration setLocalityGroups(Map<String,Set<org.apache.hadoop.io.Text>> groups)
      Configures a table's locality groups prior to initial table creation. Allows locality groups to be set prior to table creation. Additional calls to this method prior to table creation will overwrite previous locality group mappings.
      Parameters:
      groups - mapping of locality group names to column families in the locality group
      Since:
      2.0.0
      See Also:

    • withSplits

      public NewTableConfiguration withSplits(SortedSet<org.apache.hadoop.io.Text> splits)
      Create a new table with pre-configured splits from the provided input collection.
      Parameters:
      splits - A SortedSet of String values to be used as split points in a newly created table.
      Returns:
      this
      Since:
      2.0.0

    • attachIterator

      public NewTableConfiguration attachIterator(IteratorSetting setting)
      Configure iterator settings for a table prior to its creation. Additional calls to this method before table creation will overwrite previous iterator settings.
      Parameters:
      setting - object specifying the properties of the iterator
      Returns:
      this
      Since:
      2.0.0
      See Also:

    • attachIterator

      public NewTableConfiguration attachIterator(IteratorSetting setting, EnumSet<IteratorUtil.IteratorScope> scopes)
      Configure iterator settings for a table prior to its creation.
      Parameters:
      setting - object specifying the properties of the iterator
      scopes - enumerated set of iterator scopes
      Returns:
      this
      Since:
      2.0.0
      See Also: