Package org.apache.drill.exec.record.metadata

Interface Propertied

All Known Subinterfaces:
ColumnMetadata, TupleMetadata
All Known Implementing Classes:
AbstractColumnMetadata, AbstractMapColumnMetadata, AbstractPropertied, DictColumnMetadata, DynamicColumn, MapColumnMetadata, PrimitiveColumnMetadata, ProjectedColumn, RepeatedListColumnMetadata, TupleSchema, VariantColumnMetadata
public interface Propertied
Interface for an object that defines properties. Used in conjunction with PropertyAccessor.

  • Field Details

    • DRILL_PROP_PREFIX

      static final String DRILL_PROP_PREFIX
      Base name for properties which Drill itself defines. Provides a separate "name space" from user-defined properties which should have some other prefix.
      See Also:

  • Method Details

    • setProperties

      void setProperties(Map<String,String> properties)
      Sets schema properties if not null.
      Parameters:
      properties - schema properties

    • hasProperties

      boolean hasProperties()

    • properties

      Map<String,String> properties()

    • property

      String property(String key)

    • property

      String property(String key, String defValue)

    • setProperty

      void setProperty(String key, String value)

    • booleanProperty

      boolean booleanProperty(String key)

    • booleanProperty

      boolean booleanProperty(String key, boolean defaultValue)

    • setBooleanProperty

      void setBooleanProperty(String key, boolean value)

    • intProperty

      int intProperty(String key)

    • intProperty

      int intProperty(String key, int defaultValue)

    • setIntProperty

      void setIntProperty(String key, int value)

    • removeProperty

      void removeProperty(String key)

    • pluginPrefix

      static String pluginPrefix(String pluginName)
      Drill-wide properties are of the form:
      drill.
      While plugin-specific properties are of the form:
      drill..
      Where "config prop name" is the field name in the plugin config.

      This function generates the "drill.." prefix.

      Parameters:
      pluginName - name used in the "type" field of the plugin config
      Returns:
      the "drill.." prefix