Java UpdateAnalyzedStatement.sourceRelation Examples

Example #1

File: UpdateAnalyzerTest.java Project: zouxiaoliang/crate

  @Test
  public void testUpdateAssignments() throws Exception {
    UpdateAnalyzedStatement statement = analyze("update users set name='Trillian'");
    UpdateAnalyzedStatement.NestedAnalyzedStatement statement1 =
        statement.nestedStatements().get(0);
    assertThat(statement1.assignments().size(), is(1));
    assertThat(
        ((DocTableRelation) statement.sourceRelation()).tableInfo().ident(),
        is(new TableIdent(Schemas.DEFAULT_SCHEMA_NAME, "users")));

    Reference ref = statement1.assignments().keySet().iterator().next();
    assertThat(ref.info().ident().tableIdent().name(), is("users"));
    assertThat(ref.info().ident().columnIdent().name(), is("name"));
    assertTrue(statement1.assignments().containsKey(ref));

    Symbol value = statement1.assignments().entrySet().iterator().next().getValue();
    assertThat(value, isLiteral("Trillian"));
  }