{"commitInfo":{"timestamp":1789141330533,"operation":"SET TBLPROPERTIES","operationParameters":{"properties":"{\"delta.enableDeletionVectors\":\"true\"}"},"readVersion":1,"isolationLevel":"Serializable","isBlindAppend":true,"operationMetrics":{},"engineInfo":"Apache-Spark/3.5.6 Delta-Lake/3.3.2","txnId":"c730e34d-081f-462b-a102-31e2cce46e9a"}}
{"metaData":{"id":"4f149ece-9a97-45b4-94d8-60a51b8104f1","format":{"provider":"parquet","options":{}},"schemaString":"{\"type\":\"struct\",\"fields\":[{\"name\":\"observation_id\",\"type\":\"long\",\"nullable\":true,\"metadata\":{}},{\"name\":\"station\",\"type\":\"string\",\"nullable\":true,\"metadata\":{}},{\"name\":\"observed_at\",\"type\":\"timestamp\",\"nullable\":true,\"metadata\":{}},{\"name\":\"temperature_c\",\"type\":\"double\",\"nullable\":true,\"metadata\":{}}]}","partitionColumns":[],"configuration":{"delta.checkpointPolicy":"classic","delta.enableDeletionVectors":"true"},"createdTime":1789067035247}}
{"protocol":{"minReaderVersion":3,"minWriterVersion":7,"readerFeatures":["deletionVectors"],"writerFeatures":["deletionVectors","appendOnly","invariants"]}}