Package com.splout.db.hadoop

Examples of com.splout.db.hadoop.Table

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  private static Schema SCHEMA_2 = new Schema("schema2", Fields.parse("id2:string, value2:string"));
  private static Schema SCHEMA_3 = new Schema("schema3", Fields.parse("id3:int, value3:string"));

  @Test
  public void testCorrectTablespace() throws TableBuilderException, TablespaceBuilderException {
    Table table1 = new TableBuilder(SCHEMA_1).addCSVTextFile("foo1.txt").partitionBy("id1").build();
    Table table2 = new TableBuilder(SCHEMA_2).addCSVTextFile("foo2.txt").partitionBy("id2").build();

    TablespaceBuilder builder = new TablespaceBuilder();
    builder.add(table1);
    builder.add(table2);
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    builder.build();
  }

  @Test
  public void testCorrectTablespaceMultiplePartitionBy() throws TableBuilderException, TablespaceBuilderException {
    Table table1 = new TableBuilder(SCHEMA_1).addCSVTextFile("foo1.txt").partitionBy("id1", "value1").build();
    Table table2 = new TableBuilder(SCHEMA_2).addCSVTextFile("foo2.txt").partitionBy("id2", "value2").build();

    TablespaceBuilder builder = new TablespaceBuilder();
    builder.add(table1);
    builder.add(table2);
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    builder.build();
  }
 
  @Test
  public void testCorrectTablespaceWithReplicated() throws TableBuilderException, TablespaceBuilderException {
    Table table1 = new TableBuilder(SCHEMA_1).addCSVTextFile("foo1.txt").partitionBy("id1").build();
    Table table2 = new TableBuilder(SCHEMA_2).addCSVTextFile("foo2.txt").partitionBy("id2").build();
    Table table3 = new TableBuilder(SCHEMA_3).addCSVTextFile("foo3.txt").replicateToAll().build();

    TablespaceBuilder builder = new TablespaceBuilder();
    builder.add(table1);
    builder.add(table2);
    builder.add(table3);
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  // ---- Number of partitions must be specified for Tablespace ---- //
 
  @Test(expected=TablespaceBuilderException.class)
  public void testMissingNPartitions() throws TableBuilderException, TablespaceBuilderException {
    Table table1 = new TableBuilder(SCHEMA_1).addCSVTextFile("foo1.txt").partitionBy("id1").build();
    Table table2 = new TableBuilder(SCHEMA_2).addCSVTextFile("foo2.txt").partitionBy("id2").build();

    TablespaceBuilder builder = new TablespaceBuilder();
    builder.add(table1);
    builder.add(table2);
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  // ---- At least one table must be partitioned ---- //
 
  @Test(expected=TablespaceBuilderException.class)
  public void testNoPartitionTable() throws TableBuilderException, TablespaceBuilderException {
    Table table1 = new TableBuilder(SCHEMA_1).addCSVTextFile("foo1.txt").replicateToAll().build();
    Table table2 = new TableBuilder(SCHEMA_2).addCSVTextFile("foo2.txt").replicateToAll().build();

    TablespaceBuilder builder = new TablespaceBuilder();
    builder.add(table1);
    builder.add(table2);
   
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  // ---- There must not be collision between table names (schema names) ---- //
 
  @Test(expected=TablespaceBuilderException.class)
  public void testTableNameCollision() throws TableBuilderException, TablespaceBuilderException {
    Table table1 = new TableBuilder(SCHEMA_1).addCSVTextFile("foo1.txt").partitionBy("id1").build();
    Table table2 = new TableBuilder(SCHEMA_1).addCSVTextFile("foo2.txt").partitionBy("id1").build();
   
    TablespaceBuilder builder = new TablespaceBuilder();
    builder.add(table1);
    builder.add(table2);
   
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  // ---- Partition field must be of same kind across tables ---- //
 
  @Test(expected=TablespaceBuilderException.class)
  public void testInvalidCoPartition() throws TableBuilderException, TablespaceBuilderException {
    Table table1 = new TableBuilder(SCHEMA_1).addCSVTextFile("foo1.txt").partitionBy("id1").build();
    Table table2 = new TableBuilder(SCHEMA_3).addCSVTextFile("foo2.txt").partitionBy("id3").build();

    TablespaceBuilder builder = new TablespaceBuilder();
    builder.add(table1);
    builder.add(table2);
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    builder.build();
  }
 
  @Test(expected=TablespaceBuilderException.class)
  public void testInvalidCoPartitionMultipleFields() throws TableBuilderException, TablespaceBuilderException {
    Table table1 = new TableBuilder(SCHEMA_1).addCSVTextFile("foo1.txt").partitionBy("value1", "id1").build();
    Table table2 = new TableBuilder(SCHEMA_3).addCSVTextFile("foo2.txt").partitionBy("value3", "id3").build();

    TablespaceBuilder builder = new TablespaceBuilder();
    builder.add(table1);
    builder.add(table2);
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Related Classes of com.splout.db.hadoop.Table

  • com.splout.db.hadoop.TestTablespaceBuilder
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