Meh*_*pta 5 apache-kafka confluent ksql
我将一个长JSON字符串传递给kafka主题,例如:
{
"glossary": {
"title": "example glossary",
"GlossDiv": {
"title": "S",
"GlossList": {
"GlossEntry": {
"ID": "SGML",
"SortAs": "SGML",
"GlossTerm": "Standard Generalized Markup Language",
"Acronym": "SGML",
"Abbrev": "ISO 8879:1986",
"GlossDef": {
"para": "A meta-markup language, used to create markup languages such as DocBook.",
"GlossSeeAlso": ["GML", "XML"]
},
"GlossSee": "markup"
}
}
}
}
}
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并且想要从kafka主题创建流,其中所有字段都指定了KSQL中的每个字段,例如:
CREATE STREAM pageviews_original (*) WITH \
(kafka_topic='pageviews', value_format='JSON');
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