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{
"relations": [
{
"root": {
"input": {
"project": {
"common": {
"emit": {
"outputMapping": [2]
}
},
"input": {
"read": {
"common": {
"direct": {}
},
"baseSchema": {
"names": ["a", "b"],
"struct": {
"types": [
{
"i32": {
"nullability": "NULLABILITY_NULLABLE"
}
},
{
"i32": {
"nullability": "NULLABILITY_NULLABLE"
}
}
],
"nullability": "NULLABILITY_REQUIRED"
}
},
"namedTable": {
"names": ["DATA"]
}
}
},
"expressions": [
{
"nested": {
"nullable": false,
"list": {
"values": [
{
"selection": {
"directReference": {
"structField": {
"field": 0
}
},
"rootReference": {}
}
},
{
"selection": {
"directReference": {
"structField": {
"field": 1
}
},
"rootReference": {}
}
}
]
}
}
}
]
}
},
"names": ["my_list"]
}
}
]
}