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https://issues.apache.org/jira/browse/DRILL-6721?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16596150#comment-16596150
]
Oleg Zinoviev commented on DRILL-6721:
--------------------------------------
Some stacktrace:
2018-08-29 12:20:34,215 [24799aa1-2d41-73f7-dd8d-109d3044d952:frag:4:0] ERROR
o.a.d.e.w.fragment.FragmentExecutor - SYSTEM ERROR: JsonMappingException: No
suitable constructor found for type [simple type, class
org.apache.drill.exec.physical.base.SchemalessScan]: can not instantiate from
JSON object (missing default constructor or creator, or perhaps need to
add/enable type information?)
at [Source: {
"pop" : "broadcast-sender",
"@id" : 0,
"receiver-major-fragment" : 1,
"child" : {
"pop" : "project",
"@id" : 1,
"exprs" : [ {
"ref" : "`T63¦¦**`",
"expr" : "`T63¦¦**`"
}, {
"ref" : "`$f1`",
"expr" : "`T63¦¦action_time`"
}, {
"ref" : "`$f2`",
"expr" : "`T63¦¦tab_number`"
} ],
"child" : {
"pop" : "project",
"@id" : 2,
"exprs" : [ {
"ref" : "`T63¦¦**`",
"expr" : "`**`"
} ],
"child" : {
"pop" : "schemaless-scan",
"@id" : 3,
"userName" : "root",
"cost" : 0.0
},
"outputProj" : false,
"initialAllocation" : 1000000,
"maxAllocation" : 10000000000,
"cost" : 1.0
},
"outputProj" : false,
"initialAllocation" : 1000000,
"maxAllocation" : 10000000000,
"cost" : 1.0
},
"destinations" : [ {
"minorFragmentId" : 0,
"endpoint" :
"CiBkZW1vLWlkdnAtZGF0YS1pZHZwLWRhdGEtZHJpbGwtMRCi8gEYo/IBIKTyATIGMS4xMy4wOAE="
}, {
"minorFragmentId" : 1,
"endpoint" :
"CiBkZW1vLWlkdnAtZGF0YS1pZHZwLWRhdGEtZHJpbGwtMRCi8gEYo/IBIKTyATIGMS4xMy4wOAE="
}, {
"minorFragmentId" : 2,
"endpoint" :
"CiBkZW1vLWlkdnAtZGF0YS1pZHZwLWRhdGEtZHJpbGwtMRCi8gEYo/IBIKTyATIGMS4xMy4wOAE="
}, {
"minorFragmentId" : 3,
"endpoint" :
"CiBkZW1vLWlkdnAtZGF0YS1pZHZwLWRhdGEtZHJpbGwtMRCi8gEYo/IBIKTyATIGMS4xMy4wOAE="
}, {
"minorFragmentId" : 4,
"endpoint" :
"CiBkZW1vLWlkdnAtZGF0YS1pZHZwLWRhdGEtZHJpbGwtMRCi8gEYo/IBIKTyATIGMS4xMy4wOAE="
}, {
"minorFragmentId" : 5,
"endpoint" :
"CiBkZW1vLWlkdnAtZGF0YS1pZHZwLWRhdGEtZHJpbGwtMRCi8gEYo/IBIKTyATIGMS4xMy4wOAE="
}, {
"minorFragmentId" : 6,
"endpoint" :
"CiBkZW1vLWlkdnAtZGF0YS1pZHZwLWRhdGEtZHJpbGwtMRCi8gEYo/IBIKTyATIGMS4xMy4wOAE="
} ],
"initialAllocation" : 1000000,
"maxAllocation" : 10000000000,
"cost" : 1.0
}; line: 27, column: 9] (through reference chain:
org.apache.drill.exec.physical.config.BroadcastSender["child"]->org.apache.drill.exec.physical.config.Project["child"]->org.apache.drill.exec.physical.config.Project["child"])
> SchemalessScan cannot be deserialized by Jackson
> ------------------------------------------------
>
> Key: DRILL-6721
> URL: https://issues.apache.org/jira/browse/DRILL-6721
> Project: Apache Drill
> Issue Type: Bug
> Affects Versions: 1.13.0, 1.14.0
> Reporter: Oleg Zinoviev
> Priority: Major
>
> SchemalessScan has a JsonTypeName annotation, but default (or marked with
> @JsonCreator) constructor is missing.
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