Package com.gooddata.sdk.model.project.model

Class ModelDiff

java.lang.Object
com.gooddata.sdk.model.project.model.ModelDiff
public class ModelDiff
extends java.lang.Object
Model diff including MAQL DDL. Deserialization only.

  • Nested Class Summary

    Nested Classes 
    Modifier and Type Class Description
    static class  ModelDiff.UpdateScript
    Set of MAQL DDL scripts with one variant of side-effects (truncation of loaded data, drops of related objects...).

  • Method Summary

    Modifier and Type Method Description
    java.util.List<java.lang.String> getUpdateMaql()
    Returns MAQL DDL update script that should be executed to update the source model to the target state.
    java.lang.String toString()  

    Methods inherited from class java.lang.Object

    clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

  • Method Details

    • getUpdateMaql

      public java.util.List<java.lang.String> getUpdateMaql()
      Returns MAQL DDL update script that should be executed to update the source model to the target state.

      It picks the best possible variant by it's side-effects (truncation of loaded data, drops of related objects). It returns first present variant by order:

      1. preserve data + no cascade drops
      2. no preserve data + no cascade drops
      3. preserve data + cascade drops
      4. no preserve data + cascade drops
      Returned list will be empty if there are no differences.
      Returns:
      MAQL DDL update scripts. Empty list if there are no differences.

    • toString

      public java.lang.String toString()
      Overrides:
      toString in class java.lang.Object