[Enhancement] (nereids)implement KillQueryCommand in nereids

[LiBinfeng-01]

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Description

KillQueryCommand is supported in legacy planner but not in nereids(new doris fe planner). you need implement it in nereids.The DorisParser.g4 has the syntax definition already(see bellow). And you can check KillStmt.java in legacy planner to see what the command does and migrate it to nereids planner
unsupportedKillStatement : KILL QUERY (INTEGER_VALUE | STRING_LITERAL)

Solution

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Are you willing to submit PR?

• Yes I am willing to submit a PR!

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[Yao-MR]

hi @starocean999 @LiBinfeng-01, can you assign this issue to me ?