use of io.prestosql.sql.tree.JoinOn in project hetu-core by openlookeng.
the class TestSqlParser method testLateral.
@Test
public void testLateral() {
Lateral lateralRelation = new Lateral(new Query(Optional.empty(), new Values(ImmutableList.of(new LongLiteral("1"))), Optional.empty(), Optional.empty(), Optional.empty()));
assertStatement("SELECT * FROM t, LATERAL (VALUES 1) a(x)", simpleQuery(selectList(new AllColumns()), new Join(Join.Type.IMPLICIT, new Table(QualifiedName.of("t")), new AliasedRelation(lateralRelation, identifier("a"), ImmutableList.of(identifier("x"))), Optional.empty())));
assertStatement("SELECT * FROM t CROSS JOIN LATERAL (VALUES 1) ", simpleQuery(selectList(new AllColumns()), new Join(Join.Type.CROSS, new Table(QualifiedName.of("t")), lateralRelation, Optional.empty())));
assertStatement("SELECT * FROM t FULL JOIN LATERAL (VALUES 1) ON true", simpleQuery(selectList(new AllColumns()), new Join(Join.Type.FULL, new Table(QualifiedName.of("t")), lateralRelation, Optional.of(new JoinOn(BooleanLiteral.TRUE_LITERAL)))));
}
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