Wang Yanlin created CALCITE-3423:
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             Summary: Support using CAST operation and bool type value in table 
macro
                 Key: CALCITE-3423
                 URL: https://issues.apache.org/jira/browse/CALCITE-3423
             Project: Calcite
          Issue Type: New Feature
            Reporter: Wang Yanlin


Currently, using bool type or cast operation in table macro, got exception.

Add the code snippet in *JdbcTest* to reproduce.
 
{code:java}
// check for cast
    resultSet = connection.createStatement().executeQuery(
        "select * from table(\"s\".\"Str\"(MAP['a', 1, 'baz', 2], cast(1 as 
bigint))) as t(n)");
    assertThat(CalciteAssert.toString(resultSet),
        equalTo("N={'a'=1, 'baz'=2}\n"
            + "N=1               \n"));
    // check for bool type
    resultSet = connection.createStatement().executeQuery(
        "select * from table(\"s\".\"Str\"(MAP['a', 1, 'baz', 2], true)) as 
t(n)");
    assertThat(CalciteAssert.toString(resultSet),
        equalTo("N={'a'=1, 'baz'=2}\n"
            + "N=true            \n"));
    // check for nested cast
    resultSet = connection.createStatement().executeQuery(
        "select * from table(\"s\".\"Str\"(MAP['a', 1, 'baz', 2],"
            + "cast(cast(1 as int) as varchar(1)))) as t(n)");
    assertThat(CalciteAssert.toString(resultSet),
        equalTo("N={'a'=1, 'baz'=2}\n"
            + "N=1               \n"));
{code}



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