Examples with QualifiedNameReference io.confluent.ksql.parser.tree.QualifiedNameReference used on opensource projects

Example 11 with QualifiedNameReference

use of io.confluent.ksql.parser.tree.QualifiedNameReference in project ksql by confluentinc.

the class ExpressionFormatterTest method shouldFormatRow.

@Test
public void shouldFormatRow() {
    final String result = ExpressionFormatter.formatExpression(new Row(Arrays.asList(new LongLiteral("1"), new QualifiedNameReference(QualifiedName.of(Arrays.asList("a", "b"))))));
    assertThat(result, equalTo("ROW (1, a.b)"));
}

Example 12 with QualifiedNameReference

use of io.confluent.ksql.parser.tree.QualifiedNameReference in project ksql by confluentinc.

the class AstBuilder method visitDereference.

@Override
public Node visitDereference(SqlBaseParser.DereferenceContext context) {
    String fieldName = getIdentifierText(context.identifier());
    Expression baseExpression;
    QualifiedName tableName = QualifiedName.of(context.primaryExpression().getText().toUpperCase());
    baseExpression = new QualifiedNameReference(getLocation(context.primaryExpression()), tableName);
    DereferenceExpression dereferenceExpression = new DereferenceExpression(getLocation(context), baseExpression, fieldName);
    return dereferenceExpression;
}

Example 13 with QualifiedNameReference

use of io.confluent.ksql.parser.tree.QualifiedNameReference in project ksql by confluentinc.

the class QueryAnalyzerTest method shouldCreateAnalysisForSimpleQuery.

@Test
public void shouldCreateAnalysisForSimpleQuery() {
    final List<Statement> statements = ksqlParser.buildAst("select orderid from orders;", metaStore);
    final Analysis analysis = queryAnalyzer.analyze("sqlExpression", (Query) statements.get(0));
    final Pair<StructuredDataSource, String> fromDataSource = analysis.getFromDataSource(0);
    assertThat(analysis.getSelectExpressions(), equalTo(Collections.singletonList(new DereferenceExpression(new QualifiedNameReference(QualifiedName.of("ORDERS")), "ORDERID"))));
    assertThat(analysis.getFromDataSources().size(), equalTo(1));
    assertThat(fromDataSource.left, instanceOf(KsqlStream.class));
    assertThat(fromDataSource.right, equalTo("ORDERS"));
}