PragmaTwice commented on code in PR #3072:
URL: https://github.com/apache/kvrocks/pull/3072#discussion_r2224159055
##########
src/storage/redis_metadata.h:
##########
@@ -364,3 +365,36 @@ class TDigestMetadata : public Metadata {
double Delta() const { return 1. / static_cast<double>(compression); }
};
+
+enum class TSDuplicatePolicy : uint8_t {
+ BLOCK = 0,
+ FIRST = 1,
+ LAST = 2,
+ MIN = 3,
+ MAX = 4,
+ SUM = 5,
+};
+
+class TimeSeriesMetadata : public Metadata {
+ public:
+ enum class ChunkType : uint8_t {
+ UNCOMPRESSED = 0,
+ COMPRESSED = 1,
+ };
+
+ uint64_t retention_time;
+ uint64_t chunk_size;
+ ChunkType chunk_type;
+ TSDuplicatePolicy duplicate_policy;
+ Slice source_key;
+
+ explicit TimeSeriesMetadata(uint64_t chunk_size, uint64_t retention_time =
0, bool generate_version = true)
+ : Metadata(kRedisTimeSeries, generate_version),
+ retention_time(retention_time),
+ chunk_size(chunk_size),
+ chunk_type(ChunkType::UNCOMPRESSED),
+ duplicate_policy(TSDuplicatePolicy::BLOCK) {}
+
+ void Encode(std::string *dst) const override;
+ rocksdb::Status Decode(Slice *input) override;
+};
Review Comment:
Same as above.
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