xiaokang commented on code in PR #39022:
URL: https://github.com/apache/doris/pull/39022#discussion_r1730728564
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be/src/vec/data_types/data_type_jsonb.h:
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@@ -68,7 +68,7 @@ class DataTypeJsonb final : public IDataType {
MutableColumnPtr create_column() const override;
virtual Field get_default() const override {
- std::string default_json = "{}";
+ std::string default_json = "null";
Review Comment:
MySQL JSON default is NULL, and does not allow non-NULL default value `BLOB,
TEXT, GEOMETRY or JSON column 'j' can't have a default value`
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