[jira] [Created] (FLINK-18027) ROW value constructor cannot deal with complex expressions

[Shang Yuanchun (Jira)]

Benchao Li created FLINK-18027:
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             Summary: ROW value constructor cannot deal with complex expressions
                 Key: FLINK-18027
                 URL: https://issues.apache.org/jira/browse/FLINK-18027
             Project: Flink
          Issue Type: Bug
          Components: Table SQL / API
            Reporter: Benchao Li


{code:java}
create table my_source (
my_row row<a int, b int, c int>
) with (...);

create table my_sink (
my_row row<a int, b int>
) with (...);

insert into my_sink
select ROW(my_row.a, my_row.b)
from my_source;{code}
will throw excepions:
{code:java}
Exception in thread "main" org.apache.flink.table.api.SqlParserException: SQL parse failed. Encountered "." at line 1, column 18.Exception in thread "main" org.apache.flink.table.api.SqlParserException: SQL parse failed. Encountered "." at line 1, column 18.Was expecting one of:    ")" ...    "," ...     at org.apache.flink.table.planner.calcite.CalciteParser.parse(CalciteParser.java:56) at org.apache.flink.table.planner.delegation.ParserImpl.parse(ParserImpl.java:64) at org.apache.flink.table.api.internal.TableEnvironmentImpl.sqlQuery(TableEnvironmentImpl.java:627) at com.bytedance.demo.KafkaTableSource.main(KafkaTableSource.java:76)Caused by: org.apache.calcite.sql.parser.SqlParseException: Encountered "." at line 1, column 18.Was expecting one of:    ")" ...    "," ...     at org.apache.flink.sql.parser.impl.FlinkSqlParserImpl.convertException(FlinkSqlParserImpl.java:416) at org.apache.flink.sql.parser.impl.FlinkSqlParserImpl.normalizeException(FlinkSqlParserImpl.java:201) at org.apache.calcite.sql.parser.SqlParser.handleException(SqlParser.java:148) at org.apache.calcite.sql.parser.SqlParser.parseQuery(SqlParser.java:163) at org.apache.calcite.sql.parser.SqlParser.parseStmt(SqlParser.java:188) at org.apache.flink.table.planner.calcite.CalciteParser.parse(CalciteParser.java:54) ... 3 moreCaused by: org.apache.flink.sql.parser.impl.ParseException: Encountered "." at line 1, column 18.Was expecting one of:    ")" ...    "," ...     at org.apache.flink.sql.parser.impl.FlinkSqlParserImpl.generateParseException(FlinkSqlParserImpl.java:36161) at org.apache.flink.sql.parser.impl.FlinkSqlParserImpl.jj_consume_token(FlinkSqlParserImpl.java:35975) at org.apache.flink.sql.parser.impl.FlinkSqlParserImpl.ParenthesizedSimpleIdentifierList(FlinkSqlParserImpl.java:21432) at org.apache.flink.sql.parser.impl.FlinkSqlParserImpl.Expression3(FlinkSqlParserImpl.java:17164) at org.apache.flink.sql.parser.impl.FlinkSqlParserImpl.Expression2b(FlinkSqlParserImpl.java:16820) at org.apache.flink.sql.parser.impl.FlinkSqlParserImpl.Expression2(FlinkSqlParserImpl.java:16861) at org.apache.flink.sql.parser.impl.FlinkSqlParserImpl.Expression(FlinkSqlParserImpl.java:16792) at org.apache.flink.sql.parser.impl.FlinkSqlParserImpl.SelectExpression(FlinkSqlParserImpl.java:11091) at org.apache.flink.sql.parser.impl.FlinkSqlParserImpl.SelectItem(FlinkSqlParserImpl.java:10293) at org.apache.flink.sql.parser.impl.FlinkSqlParserImpl.SelectList(FlinkSqlParserImpl.java:10267) at org.apache.flink.sql.parser.impl.FlinkSqlParserImpl.SqlSelect(FlinkSqlParserImpl.java:6943) at org.apache.flink.sql.parser.impl.FlinkSqlParserImpl.LeafQuery(FlinkSqlParserImpl.java:658) at org.apache.flink.sql.parser.impl.FlinkSqlParserImpl.LeafQueryOrExpr(FlinkSqlParserImpl.java:16775) at org.apache.flink.sql.parser.impl.FlinkSqlParserImpl.QueryOrExpr(FlinkSqlParserImpl.java:16238) at org.apache.flink.sql.parser.impl.FlinkSqlParserImpl.OrderedQueryOrExpr(FlinkSqlParserImpl.java:532) at org.apache.flink.sql.parser.impl.FlinkSqlParserImpl.SqlStmt(FlinkSqlParserImpl.java:3761) at org.apache.flink.sql.parser.impl.FlinkSqlParserImpl.SqlStmtEof(FlinkSqlParserImpl.java:3800) at org.apache.flink.sql.parser.impl.FlinkSqlParserImpl.parseSqlStmtEof(FlinkSqlParserImpl.java:248) at org.apache.calcite.sql.parser.SqlParser.parseQuery(SqlParser.java:161) ... 5 more
{code}
 



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