Incorrect SQL like SELECT 100ss or select 100s can be run

[tobegit3hub]

Now we can run SQL like SELECT 100ss in CLI which may output unexcepted result. Here is the execution and result.

[aceforeverd]

confirmed.

OpenMLDB/hybridse/src/node/expr_node.cc

Line 883 in 7712aee

ConstNode* ConstNode::ShadowCopy(NodeManager* nm) const {

there are many data type not handled in the function

[aceforeverd]

2. in zetasql select 100ss compiles:

select 100ss;
--
QueryStatement [0-12]
  Query [0-12]
    Select [0-12]
      SelectList [7-12]
        SelectColumn [7-12]
          IntervalLiteral(100s) [7-11]
          Alias [11-12]
            Identifier(s) [11-12]
--
SELECT
  100s AS s
==

[tobegit3hub]

This is the log of mysql client.

[aceforeverd]

Left TODO:

• select 100s is invalid

[aceforeverd]

bugfix-P1