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[feature](jsonb function)change jsonb_extract_string behavior and doc (#14619)

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1. change jsonb_extract_string behavior: convert to string instead of NULL if the type of json path is not string
2. move jsonb tutorial doc to JSONB data type
This commit is contained in:
Kang
2022-11-28 11:36:54 +08:00
committed by GitHub
parent a0327eca07
commit ed92a8f81e
9 changed files with 1631 additions and 1669 deletions
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30
be/src/vec/functions/function_jsonb.cpp
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@ -368,6 +368,8 @@ struct JsonbExtractStringImpl {
writer.reset(new JsonbWriter());
}
std::unique_ptr<JsonbToJson> formater;
for (size_t i = 0; i < input_rows_count; ++i) {
int l_size = loffsets[i] - loffsets[i - 1];
const auto l_raw = reinterpret_cast<const char*>(&ldata[loffsets[i - 1]]);
@ -413,9 +415,33 @@ struct JsonbExtractStringImpl {
StringOP::push_value_string(
std::string_view(str_value->getBlob(), str_value->length()), i,
res_data, res_offsets);
} else if (value->isNull()) {
StringOP::push_value_string("null", i, res_data, res_offsets);
} else if (value->isTrue()) {
StringOP::push_value_string("true", i, res_data, res_offsets);
} else if (value->isFalse()) {
StringOP::push_value_string("false", i, res_data, res_offsets);
} else if (value->isInt8()) {
StringOP::push_value_string(std::to_string(((const JsonbInt8Val*)value)->val()),
i, res_data, res_offsets);
} else if (value->isInt16()) {
StringOP::push_value_string(
std::to_string(((const JsonbInt16Val*)value)->val()), i, res_data,
res_offsets);
} else if (value->isInt32()) {
StringOP::push_value_string(
std::to_string(((const JsonbInt32Val*)value)->val()), i, res_data,
res_offsets);
} else if (value->isInt64()) {
StringOP::push_value_string(
std::to_string(((const JsonbInt64Val*)value)->val()), i, res_data,
res_offsets);
} else {
StringOP::push_null_string(i, res_data, res_offsets, null_map);
continue;
if (!formater) {
formater.reset(new JsonbToJson());
}
StringOP::push_value_string(formater->to_json_string(value), i, res_data,
res_offsets);
}
}
}