rmnlchh commented on issue #9282:
URL: https://github.com/apache/hudi/issues/9282#issuecomment-1651743365
@ad1happy2go
Kafka topic record schema:
{
"type": "record",
"name": "Creative",
"namespace": "Cardlytics.Ops.Messages.Portal",
"fields": [
{
"name": "CreativeId",
"type": "string"
},
{
"name": "PreMessageImpression",
"type": "string",
"default": ""
},
{
"name": "PostMessageImpression",
"type": "string",
"default": ""
},
{
"name": "Assets",
"type": {
"type": "array",
"items": {
"type": "record",
"name": "AdAsset",
"fields": [
{
"name": "Type",
"type": {
"type": "enum",
"name": "AssetType",
"symbols": [
"Other",
"Text",
"Image",
"Video",
"Link"
],
"default": "Other"
}
},
{
"name": "Slot",
"type": "string"
},
{
"name": "Label",
"type": [
"null",
"string"
],
"default": null
},
{
"name": "Value",
"type": "string"
}
]
}
}
}
]
}
DS transform query
SELECT
'Creative' Entity
,o.CreativeId
,o.PreMessageImpression
,o.PostMessageImpression
,o.Assets.Type AssetType
,o.Assets.Slot AssetSlot
,o.Assets.Label AssetLabel
,o.Assets.Value AssetValue
FROM
(SELECT a.CreativeId, a.PreMessageImpression, a.PostMessageImpression,
explode(a.Assets) Assets
FROM
<SRC> a) o
expected result table schema:
{
"type": "record",
"name": "Creative",
"namespace": "Cardlytics.Ops.Messages.Portal",
"fields": [
{
"name": "Entity",
"type": "string"
},
{
"name": "CreativeId",
"type": "string"
},
{
"name": "PreMessageImpression",
"type": "string",
"default": ""
},
{
"name": "PostMessageImpression",
"type": "string",
"default": ""
},
{
"name": "AssetType",
"type": "string"
},
{
"name": "AssetSlot",
"type": "string"
},
{
"name": "AssetLabel",
"type": [
"null",
"string"
],
"default": null
},
{
"name": "AssetValue",
"type": "string"
}
]
}
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