{
    "table_id": 10989136,
    "partition_id": 10989135,
    "tablet_id": 10989144,
    "schema_hash": 480814681,
    "shard_id": 155,
    "creation_time": 1745824966,
    "cumulative_layer_point": -1,
    "tablet_state": "PB_RUNNING",
    "schema": {
        "keys_type": "UNIQUE_KEYS",
        "column": [
            {
                "unique_id": 0,
                "name": "id",
                "type": "BIGINT",
                "is_key": true,
                "aggregation": "NONE",
                "is_nullable": false,
                "precision": 0,
                "frac": 0,
                "length": 8,
                "index_length": 8,
                "visible": true
            },
            {
                "unique_id": 1,
                "name": "classroomStudentId",
                "type": "BIGINT",
                "is_key": false,
                "aggregation": "REPLACE",
                "is_nullable": true,
                "precision": 0,
                "frac": 0,
                "length": 8,
                "index_length": 8,
                "visible": true
            },
            {
                "unique_id": 2,
                "name": "sectionContentId",
                "type": "BIGINT",
                "is_key": false,
                "aggregation": "REPLACE",
                "is_nullable": true,
                "precision": 0,
                "frac": 0,
                "length": 8,
                "index_length": 8,
                "visible": true
            },
            {
                "unique_id": 3,
                "name": "userId",
                "type": "BIGINT",
                "is_key": false,
                "aggregation": "REPLACE",
                "is_nullable": true,
                "precision": 0,
                "frac": 0,
                "length": 8,
                "index_length": 8,
                "visible": true
            },
            {
                "unique_id": 4,
                "name": "projectId",
                "type": "BIGINT",
                "is_key": false,
                "aggregation": "REPLACE",
                "is_nullable": true,
                "precision": 0,
                "frac": 0,
                "length": 8,
                "index_length": 8,
                "visible": true
            },
            {
                "unique_id": 5,
                "name": "status",
                "type": "TINYINT",
                "is_key": false,
                "aggregation": "REPLACE",
                "is_nullable": true,
                "default_value": "0",
                "precision": 0,
                "frac": 0,
                "length": 1,
                "index_length": 1,
                "visible": true
            },
            {
                "unique_id": 6,
                "name": "studentId",
                "type": "BIGINT",
                "is_key": false,
                "aggregation": "REPLACE",
                "is_nullable": true,
                "precision": 0,
                "frac": 0,
                "length": 8,
                "index_length": 8,
                "visible": true
            },
            {
                "unique_id": 7,
                "name": "sectionId",
                "type": "BIGINT",
                "is_key": false,
                "aggregation": "REPLACE",
                "is_nullable": true,
                "precision": 0,
                "frac": 0,
                "length": 8,
                "index_length": 8,
                "visible": true
            },
            {
                "unique_id": 8,
                "name": "classroomId",
                "type": "BIGINT",
                "is_key": false,
                "aggregation": "REPLACE",
                "is_nullable": true,
                "precision": 0,
                "frac": 0,
                "length": 8,
                "index_length": 8,
                "visible": true
            },
            {
                "unique_id": 9,
                "name": "classId",
                "type": "BIGINT",
                "is_key": false,
                "aggregation": "REPLACE",
                "is_nullable": true,
                "precision": 0,
                "frac": 0,
                "length": 8,
                "index_length": 8,
                "visible": true
            },
            {
                "unique_id": 10,
                "name": "lessonId",
                "type": "BIGINT",
                "is_key": false,
                "aggregation": "REPLACE",
                "is_nullable": true,
                "precision": 0,
                "frac": 0,
                "length": 8,
                "index_length": 8,
                "visible": true
            },
            {
                "unique_id": 11,
                "name": "extra",
                "type": "STRING",
                "is_key": false,
                "aggregation": "REPLACE",
                "is_nullable": true,
                "precision": 0,
                "frac": 0,
                "length": 2147483647,
                "index_length": 20,
                "visible": true
            },
            {
                "unique_id": 12,
                "name": "createdAt",
                "type": "DATETIME",
                "is_key": false,
                "aggregation": "REPLACE",
                "is_nullable": true,
                "precision": 0,
                "frac": 0,
                "length": 8,
                "index_length": 8,
                "visible": true
            },
            {
                "unique_id": 13,
                "name": "updatedAt",
                "type": "DATETIME",
                "is_key": false,
                "aggregation": "REPLACE",
                "is_nullable": true,
                "precision": 0,
                "frac": 0,
                "length": 8,
                "index_length": 8,
                "visible": true
            },
            {
                "unique_id": 14,
                "name": "deletedAt",
                "type": "DATETIME",
                "is_key": false,
                "aggregation": "REPLACE",
                "is_nullable": true,
                "default_value": "1970-01-01 00:00:00",
                "precision": 0,
                "frac": 0,
                "length": 8,
                "index_length": 8,
                "visible": true
            },
            {
                "unique_id": 15,
                "name": "__op",
                "type": "BOOLEAN",
                "is_key": false,
                "aggregation": "REPLACE",
                "is_nullable": true,
                "precision": 0,
                "frac": 0,
                "length": 1,
                "index_length": 1,
                "visible": true
            },
            {
                "unique_id": 16,
                "name": "__DORIS_DELETE_SIGN__",
                "type": "TINYINT",
                "is_key": false,
                "aggregation": "REPLACE",
                "is_nullable": false,
                "default_value": "0",
                "precision": 0,
                "frac": 0,
                "length": 1,
                "index_length": 1,
                "visible": true
            },
            {
                "unique_id": 17,
                "name": "__DORIS_VERSION_COL__",
                "type": "BIGINT",
                "is_key": false,
                "aggregation": "REPLACE",
                "is_nullable": false,
                "default_value": "0",
                "precision": 0,
                "frac": 0,
                "length": 8,
                "index_length": 8,
                "visible": true
            }
        ],
        "num_short_key_columns": 1,
        "num_rows_per_row_block": 1024,
        "compress_kind": "COMPRESS_LZ4",
        "next_column_unique_id": 18,
        "is_in_memory": false,
        "delete_sign_idx": 16,
        "sequence_col_idx": -1,
        "sort_type": "LEXICAL",
        "sort_col_num": 1,
        "compression_type": "LZ4F",
        "schema_version": 0,
        "disable_auto_compaction": false,
        "version_col_idx": -1
    },
    "rs_metas": [
        {
            "rowset_id": 0,
            "partition_id": 10989135,
            "tablet_id": 10989144,
            "tablet_schema_hash": 480814681,
            "rowset_type": "BETA_ROWSET",
            "rowset_state": "VISIBLE",
            "start_version": 0,
            "end_version": 59957,
            "num_rows": 126731,
            "total_disk_size": 2387705,
            "data_disk_size": 2387705,
            "index_disk_size": 11848,
            "empty": false,
            "creation_time": 1772617611,
            "tablet_uid": {
                "hi": 18133056955299637,
                "lo": 4492507477169235124
            },
            "num_segments": 1,
            "rowset_id_v2": "0200000005d2a555514f3c0a4431ef29fdb28aaedb5b78a6",
            "oldest_write_timestamp": 1745824966,
            "newest_write_timestamp": 1772608263,
            "segments_key_bounds": [
                {
                    "min_key": "\u0002€\u0000\u0000\u0000\u0000\u0000\u0000\u0001",
                    "max_key": "\u0002€\u0000\u0000\u0000\u0000\u0010ª×"
                }
            ],
            "tablet_schema": {
                "keys_type": "UNIQUE_KEYS",
                "column": [
                    {
                        "unique_id": 0,
                        "name": "id",
                        "type": "BIGINT",
                        "is_key": true,
                        "aggregation": "NONE",
                        "is_nullable": false,
                        "precision": 0,
                        "frac": 0,
                        "length": 8,
                        "index_length": 8,
                        "visible": true
                    },
                    {
                        "unique_id": 1,
                        "name": "classroomStudentId",
                        "type": "BIGINT",
                        "is_key": false,
                        "aggregation": "REPLACE",
                        "is_nullable": true,
                        "precision": 0,
                        "frac": 0,
                        "length": 8,
                        "index_length": 8,
                        "visible": true
                    },
                    {
                        "unique_id": 2,
                        "name": "sectionContentId",
                        "type": "BIGINT",
                        "is_key": false,
                        "aggregation": "REPLACE",
                        "is_nullable": true,
                        "precision": 0,
                        "frac": 0,
                        "length": 8,
                        "index_length": 8,
                        "visible": true
                    },
                    {
                        "unique_id": 3,
                        "name": "userId",
                        "type": "BIGINT",
                        "is_key": false,
                        "aggregation": "REPLACE",
                        "is_nullable": true,
                        "precision": 0,
                        "frac": 0,
                        "length": 8,
                        "index_length": 8,
                        "visible": true
                    },
                    {
                        "unique_id": 4,
                        "name": "projectId",
                        "type": "BIGINT",
                        "is_key": false,
                        "aggregation": "REPLACE",
                        "is_nullable": true,
                        "precision": 0,
                        "frac": 0,
                        "length": 8,
                        "index_length": 8,
                        "visible": true
                    },
                    {
                        "unique_id": 5,
                        "name": "status",
                        "type": "TINYINT",
                        "is_key": false,
                        "aggregation": "REPLACE",
                        "is_nullable": true,
                        "default_value": "0",
                        "precision": 0,
                        "frac": 0,
                        "length": 1,
                        "index_length": 1,
                        "visible": true
                    },
                    {
                        "unique_id": 6,
                        "name": "studentId",
                        "type": "BIGINT",
                        "is_key": false,
                        "aggregation": "REPLACE",
                        "is_nullable": true,
                        "precision": 0,
                        "frac": 0,
                        "length": 8,
                        "index_length": 8,
                        "visible": true
                    },
                    {
                        "unique_id": 7,
                        "name": "sectionId",
                        "type": "BIGINT",
                        "is_key": false,
                        "aggregation": "REPLACE",
                        "is_nullable": true,
                        "precision": 0,
                        "frac": 0,
                        "length": 8,
                        "index_length": 8,
                        "visible": true
                    },
                    {
                        "unique_id": 8,
                        "name": "classroomId",
                        "type": "BIGINT",
                        "is_key": false,
                        "aggregation": "REPLACE",
                        "is_nullable": true,
                        "precision": 0,
                        "frac": 0,
                        "length": 8,
                        "index_length": 8,
                        "visible": true
                    },
                    {
                        "unique_id": 9,
                        "name": "classId",
                        "type": "BIGINT",
                        "is_key": false,
                        "aggregation": "REPLACE",
                        "is_nullable": true,
                        "precision": 0,
                        "frac": 0,
                        "length": 8,
                        "index_length": 8,
                        "visible": true
                    },
                    {
                        "unique_id": 10,
                        "name": "lessonId",
                        "type": "BIGINT",
                        "is_key": false,
                        "aggregation": "REPLACE",
                        "is_nullable": true,
                        "precision": 0,
                        "frac": 0,
                        "length": 8,
                        "index_length": 8,
                        "visible": true
                    },
                    {
                        "unique_id": 11,
                        "name": "extra",
                        "type": "STRING",
                        "is_key": false,
                        "aggregation": "REPLACE",
                        "is_nullable": true,
                        "precision": 0,
                        "frac": 0,
                        "length": 2147483647,
                        "index_length": 20,
                        "visible": true
                    },
                    {
                        "unique_id": 12,
                        "name": "createdAt",
                        "type": "DATETIME",
                        "is_key": false,
                        "aggregation": "REPLACE",
                        "is_nullable": true,
                        "precision": 0,
                        "frac": 0,
                        "length": 8,
                        "index_length": 8,
                        "visible": true
                    },
                    {
                        "unique_id": 13,
                        "name": "updatedAt",
                        "type": "DATETIME",
                        "is_key": false,
                        "aggregation": "REPLACE",
                        "is_nullable": true,
                        "precision": 0,
                        "frac": 0,
                        "length": 8,
                        "index_length": 8,
                        "visible": true
                    },
                    {
                        "unique_id": 14,
                        "name": "deletedAt",
                        "type": "DATETIME",
                        "is_key": false,
                        "aggregation": "REPLACE",
                        "is_nullable": true,
                        "default_value": "1970-01-01 00:00:00",
                        "precision": 0,
                        "frac": 0,
                        "length": 8,
                        "index_length": 8,
                        "visible": true
                    },
                    {
                        "unique_id": 15,
                        "name": "__op",
                        "type": "BOOLEAN",
                        "is_key": false,
                        "aggregation": "REPLACE",
                        "is_nullable": true,
                        "precision": 0,
                        "frac": 0,
                        "length": 1,
                        "index_length": 1,
                        "visible": true
                    },
                    {
                        "unique_id": 16,
                        "name": "__DORIS_DELETE_SIGN__",
                        "type": "TINYINT",
                        "is_key": false,
                        "aggregation": "REPLACE",
                        "is_nullable": false,
                        "default_value": "0",
                        "precision": 0,
                        "frac": 0,
                        "length": 1,
                        "index_length": 1,
                        "visible": true
                    },
                    {
                        "unique_id": 17,
                        "name": "__DORIS_VERSION_COL__",
                        "type": "BIGINT",
                        "is_key": false,
                        "aggregation": "REPLACE",
                        "is_nullable": false,
                        "default_value": "0",
                        "precision": 0,
                        "frac": 0,
                        "length": 8,
                        "index_length": 8,
                        "visible": true
                    }
                ],
                "num_short_key_columns": 1,
                "num_rows_per_row_block": 1024,
                "compress_kind": "COMPRESS_LZ4",
                "next_column_unique_id": 18,
                "is_in_memory": false,
                "delete_sign_idx": 16,
                "sequence_col_idx": -1,
                "sort_type": "LEXICAL",
                "sort_col_num": 1,
                "compression_type": "LZ4F",
                "schema_version": 0,
                "disable_auto_compaction": false,
                "version_col_idx": -1
            },
            "segments_overlap_pb": "NONOVERLAPPING"
        },
        {
            "rowset_id": 0,
            "partition_id": 10989135,
            "tablet_id": 10989144,
            "tablet_schema_hash": 480814681,
            "rowset_type": "BETA_ROWSET",
            "rowset_state": "VISIBLE",
            "start_version": 59958,
            "end_version": 97904,
            "num_rows": 21478,
            "total_disk_size": 364760,
            "data_disk_size": 364760,
            "index_disk_size": 2806,
            "empty": false,
            "creation_time": 1778059834,
            "tablet_uid": {
                "hi": 18133056955299637,
                "lo": 4492507477169235124
            },
            "num_segments": 1,
            "rowset_id_v2": "02000000083ffad0514f3c0a4431ef29fdb28aaedb5b78a6",
            "oldest_write_timestamp": 1772618909,
            "newest_write_timestamp": 1778059833,
            "segments_key_bounds": [
                {
                    "min_key": "\u0002€\u0000\u0000\u0000\u0000\u0000[‘",
                    "max_key": "\u0002€\u0000\u0000\u0000\u0000\u0012J5"
                }
            ],
            "tablet_schema": {
                "keys_type": "UNIQUE_KEYS",
                "column": [
                    {
                        "unique_id": 0,
                        "name": "id",
                        "type": "BIGINT",
                        "is_key": true,
                        "aggregation": "NONE",
                        "is_nullable": false,
                        "precision": 0,
                        "frac": 0,
                        "length": 8,
                        "index_length": 8,
                        "visible": true
                    },
                    {
                        "unique_id": 1,
                        "name": "classroomStudentId",
                        "type": "BIGINT",
                        "is_key": false,
                        "aggregation": "REPLACE",
                        "is_nullable": true,
                        "precision": 0,
                        "frac": 0,
                        "length": 8,
                        "index_length": 8,
                        "visible": true
                    },
                    {
                        "unique_id": 2,
                        "name": "sectionContentId",
                        "type": "BIGINT",
                        "is_key": false,
                        "aggregation": "REPLACE",
                        "is_nullable": true,
                        "precision": 0,
                        "frac": 0,
                        "length": 8,
                        "index_length": 8,
                        "visible": true
                    },
                    {
                        "unique_id": 3,
                        "name": "userId",
                        "type": "BIGINT",
                        "is_key": false,
                        "aggregation": "REPLACE",
                        "is_nullable": true,
                        "precision": 0,
                        "frac": 0,
                        "length": 8,
                        "index_length": 8,
                        "visible": true
                    },
                    {
                        "unique_id": 4,
                        "name": "projectId",
                        "type": "BIGINT",
                        "is_key": false,
                        "aggregation": "REPLACE",
                        "is_nullable": true,
                        "precision": 0,
                        "frac": 0,
                        "length": 8,
                        "index_length": 8,
                        "visible": true
                    },
                    {
                        "unique_id": 5,
                        "name": "status",
                        "type": "TINYINT",
                        "is_key": false,
                        "aggregation": "REPLACE",
                        "is_nullable": true,
                        "default_value": "0",
                        "precision": 0,
                        "frac": 0,
                        "length": 1,
                        "index_length": 1,
                        "visible": true
                    },
                    {
                        "unique_id": 6,
                        "name": "studentId",
                        "type": "BIGINT",
                        "is_key": false,
                        "aggregation": "REPLACE",
                        "is_nullable": true,
                        "precision": 0,
                        "frac": 0,
                        "length": 8,
                        "index_length": 8,
                        "visible": true
                    },
                    {
                        "unique_id": 7,
                        "name": "sectionId",
                        "type": "BIGINT",
                        "is_key": false,
                        "aggregation": "REPLACE",
                        "is_nullable": true,
                        "precision": 0,
                        "frac": 0,
                        "length": 8,
                        "index_length": 8,
                        "visible": true
                    },
                    {
                        "unique_id": 8,
                        "name": "classroomId",
                        "type": "BIGINT",
                        "is_key": false,
                        "aggregation": "REPLACE",
                        "is_nullable": true,
                        "precision": 0,
                        "frac": 0,
                        "length": 8,
                        "index_length": 8,
                        "visible": true
                    },
                    {
                        "unique_id": 9,
                        "name": "classId",
                        "type": "BIGINT",
                        "is_key": false,
                        "aggregation": "REPLACE",
                        "is_nullable": true,
                        "precision": 0,
                        "frac": 0,
                        "length": 8,
                        "index_length": 8,
                        "visible": true
                    },
                    {
                        "unique_id": 10,
                        "name": "lessonId",
                        "type": "BIGINT",
                        "is_key": false,
                        "aggregation": "REPLACE",
                        "is_nullable": true,
                        "precision": 0,
                        "frac": 0,
                        "length": 8,
                        "index_length": 8,
                        "visible": true
                    },
                    {
                        "unique_id": 11,
                        "name": "extra",
                        "type": "STRING",
                        "is_key": false,
                        "aggregation": "REPLACE",
                        "is_nullable": true,
                        "precision": 0,
                        "frac": 0,
                        "length": 2147483647,
                        "index_length": 20,
                        "visible": true
                    },
                    {
                        "unique_id": 12,
                        "name": "createdAt",
                        "type": "DATETIME",
                        "is_key": false,
                        "aggregation": "REPLACE",
                        "is_nullable": true,
                        "precision": 0,
                        "frac": 0,
                        "length": 8,
                        "index_length": 8,
                        "visible": true
                    },
                    {
                        "unique_id": 13,
                        "name": "updatedAt",
                        "type": "DATETIME",
                        "is_key": false,
                        "aggregation": "REPLACE",
                        "is_nullable": true,
                        "precision": 0,
                        "frac": 0,
                        "length": 8,
                        "index_length": 8,
                        "visible": true
                    },
                    {
                        "unique_id": 14,
                        "name": "deletedAt",
                        "type": "DATETIME",
                        "is_key": false,
                        "aggregation": "REPLACE",
                        "is_nullable": true,
                        "default_value": "1970-01-01 00:00:00",
                        "precision": 0,
                        "frac": 0,
                        "length": 8,
                        "index_length": 8,
                        "visible": true
                    },
                    {
                        "unique_id": 15,
                        "name": "__op",
                        "type": "BOOLEAN",
                        "is_key": false,
                        "aggregation": "REPLACE",
                        "is_nullable": true,
                        "precision": 0,
                        "frac": 0,
                        "length": 1,
                        "index_length": 1,
                        "visible": true
                    },
                    {
                        "unique_id": 16,
                        "name": "__DORIS_DELETE_SIGN__",
                        "type": "TINYINT",
                        "is_key": false,
                        "aggregation": "REPLACE",
                        "is_nullable": false,
                        "default_value": "0",
                        "precision": 0,
                        "frac": 0,
                        "length": 1,
                        "index_length": 1,
                        "visible": true
                    },
                    {
                        "unique_id": 17,
                        "name": "__DORIS_VERSION_COL__",
                        "type": "BIGINT",
                        "is_key": false,
                        "aggregation": "REPLACE",
                        "is_nullable": false,
                        "default_value": "0",
                        "precision": 0,
                        "frac": 0,
                        "length": 8,
                        "index_length": 8,
                        "visible": true
                    }
                ],
                "num_short_key_columns": 1,
                "num_rows_per_row_block": 1024,
                "compress_kind": "COMPRESS_LZ4",
                "next_column_unique_id": 18,
                "is_in_memory": false,
                "delete_sign_idx": 16,
                "sequence_col_idx": -1,
                "sort_type": "LEXICAL",
                "sort_col_num": 1,
                "compression_type": "LZ4F",
                "schema_version": 0,
                "disable_auto_compaction": false,
                "version_col_idx": -1
            },
            "segments_overlap_pb": "NONOVERLAPPING"
        },
        {
            "rowset_id": 0,
            "partition_id": 10989135,
            "tablet_id": 10989144,
            "tablet_schema_hash": 480814681,
            "rowset_type": "BETA_ROWSET",
            "rowset_state": "VISIBLE",
            "start_version": 97905,
            "end_version": 100480,
            "num_rows": 4596,
            "total_disk_size": 45609,
            "data_disk_size": 45609,
            "index_disk_size": 1006,
            "empty": false,
            "creation_time": 1778362844,
            "tablet_uid": {
                "hi": 18133056955299637,
                "lo": 4492507477169235124
            },
            "num_segments": 1,
            "rowset_id_v2": "02000000085bef93514f3c0a4431ef29fdb28aaedb5b78a6",
            "oldest_write_timestamp": 1778059843,
            "newest_write_timestamp": 1778362839,
            "segments_key_bounds": [
                {
                    "min_key": "\u0002€\u0000\u0000\u0000\u0000\rdU",
                    "max_key": "\u0002€\u0000\u0000\u0000\u0000\u0012™n"
                }
            ],
            "tablet_schema": {
                "keys_type": "UNIQUE_KEYS",
                "column": [
                    {
                        "unique_id": 0,
                        "name": "id",
                        "type": "BIGINT",
                        "is_key": true,
                        "aggregation": "NONE",
                        "is_nullable": false,
                        "precision": 0,
                        "frac": 0,
                        "length": 8,
                        "index_length": 8,
                        "visible": true
                    },
                    {
                        "unique_id": 1,
                        "name": "classroomStudentId",
                        "type": "BIGINT",
                        "is_key": false,
                        "aggregation": "REPLACE",
                        "is_nullable": true,
                        "precision": 0,
                        "frac": 0,
                        "length": 8,
                        "index_length": 8,
                        "visible": true
                    },
                    {
                        "unique_id": 2,
                        "name": "sectionContentId",
                        "type": "BIGINT",
                        "is_key": false,
                        "aggregation": "REPLACE",
                        "is_nullable": true,
                        "precision": 0,
                        "frac": 0,
                        "length": 8,
                        "index_length": 8,
                        "visible": true
                    },
                    {
                        "unique_id": 3,
                        "name": "userId",
                        "type": "BIGINT",
                        "is_key": false,
                        "aggregation": "REPLACE",
                        "is_nullable": true,
                        "precision": 0,
                        "frac": 0,
                        "length": 8,
                        "index_length": 8,
                        "visible": true
                    },
                    {
                        "unique_id": 4,
                        "name": "projectId",
                        "type": "BIGINT",
                        "is_key": false,
                        "aggregation": "REPLACE",
                        "is_nullable": true,
                        "precision": 0,
                        "frac": 0,
                        "length": 8,
                        "index_length": 8,
                        "visible": true
                    },
                    {
                        "unique_id": 5,
                        "name": "status",
                        "type": "TINYINT",
                        "is_key": false,
                        "aggregation": "REPLACE",
                        "is_nullable": true,
                        "default_value": "0",
                        "precision": 0,
                        "frac": 0,
                        "length": 1,
                        "index_length": 1,
                        "visible": true
                    },
                    {
                        "unique_id": 6,
                        "name": "studentId",
                        "type": "BIGINT",
                        "is_key": false,
                        "aggregation": "REPLACE",
                        "is_nullable": true,
                        "precision": 0,
                        "frac": 0,
                        "length": 8,
                        "index_length": 8,
                        "visible": true
                    },
                    {
                        "unique_id": 7,
                        "name": "sectionId",
                        "type": "BIGINT",
                        "is_key": false,
                        "aggregation": "REPLACE",
                        "is_nullable": true,
                        "precision": 0,
                        "frac": 0,
                        "length": 8,
                        "index_length": 8,
                        "visible": true
                    },
                    {
                        "unique_id": 8,
                        "name": "classroomId",
                        "type": "BIGINT",
                        "is_key": false,
                        "aggregation": "REPLACE",
                        "is_nullable": true,
                        "precision": 0,
                        "frac": 0,
                        "length": 8,
                        "index_length": 8,
                        "visible": true
                    },
                    {
                        "unique_id": 9,
                        "name": "classId",
                        "type": "BIGINT",
                        "is_key": false,
                        "aggregation": "REPLACE",
                        "is_nullable": true,
                        "precision": 0,
                        "frac": 0,
                        "length": 8,
                        "index_length": 8,
                        "visible": true
                    },
                    {
                        "unique_id": 10,
                        "name": "lessonId",
                        "type": "BIGINT",
                        "is_key": false,
                        "aggregation": "REPLACE",
                        "is_nullable": true,
                        "precision": 0,
                        "frac": 0,
                        "length": 8,
                        "index_length": 8,
                        "visible": true
                    },
                    {
                        "unique_id": 11,
                        "name": "extra",
                        "type": "STRING",
                        "is_key": false,
                        "aggregation": "REPLACE",
                        "is_nullable": true,
                        "precision": 0,
                        "frac": 0,
                        "length": 2147483647,
                        "index_length": 20,
                        "visible": true
                    },
                    {
                        "unique_id": 12,
                        "name": "createdAt",
                        "type": "DATETIME",
                        "is_key": false,
                        "aggregation": "REPLACE",
                        "is_nullable": true,
                        "precision": 0,
                        "frac": 0,
                        "length": 8,
                        "index_length": 8,
                        "visible": true
                    },
                    {
                        "unique_id": 13,
                        "name": "updatedAt",
                        "type": "DATETIME",
                        "is_key": false,
                        "aggregation": "REPLACE",
                        "is_nullable": true,
                        "precision": 0,
                        "frac": 0,
                        "length": 8,
                        "index_length": 8,
                        "visible": true
                    },
                    {
                        "unique_id": 14,
                        "name": "deletedAt",
                        "type": "DATETIME",
                        "is_key": false,
                        "aggregation": "REPLACE",
                        "is_nullable": true,
                        "default_value": "1970-01-01 00:00:00",
                        "precision": 0,
                        "frac": 0,
                        "length": 8,
                        "index_length": 8,
                        "visible": true
                    },
                    {
                        "unique_id": 15,
                        "name": "__op",
                        "type": "BOOLEAN",
                        "is_key": false,
                        "aggregation": "REPLACE",
                        "is_nullable": true,
                        "precision": 0,
                        "frac": 0,
                        "length": 1,
                        "index_length": 1,
                        "visible": true
                    },
                    {
                        "unique_id": 16,
                        "name": "__DORIS_DELETE_SIGN__",
                        "type": "TINYINT",
                        "is_key": false,
                        "aggregation": "REPLACE",
                        "is_nullable": false,
                        "default_value": "0",
                        "precision": 0,
                        "frac": 0,
                        "length": 1,
                        "index_length": 1,
                        "visible": true
                    },
                    {
                        "unique_id": 17,
                        "name": "__DORIS_VERSION_COL__",
                        "type": "BIGINT",
                        "is_key": false,
                        "aggregation": "REPLACE",
                        "is_nullable": false,
                        "default_value": "0",
                        "precision": 0,
                        "frac": 0,
                        "length": 8,
                        "index_length": 8,
                        "visible": true
                    }
                ],
                "num_short_key_columns": 1,
                "num_rows_per_row_block": 1024,
                "compress_kind": "COMPRESS_LZ4",
                "next_column_unique_id": 18,
                "is_in_memory": false,
                "delete_sign_idx": 16,
                "sequence_col_idx": -1,
                "sort_type": "LEXICAL",
                "sort_col_num": 1,
                "compression_type": "LZ4F",
                "schema_version": 0,
                "disable_auto_compaction": false,
                "version_col_idx": -1
            },
            "segments_overlap_pb": "NONOVERLAPPING"
        },
        {
            "rowset_id": 0,
            "partition_id": 10989135,
            "tablet_id": 10989144,
            "tablet_schema_hash": 480814681,
            "rowset_type": "BETA_ROWSET",
            "rowset_state": "VISIBLE",
            "start_version": 100481,
            "end_version": 101084,
            "num_rows": 456,
            "total_disk_size": 10520,
            "data_disk_size": 10520,
            "index_disk_size": 965,
            "empty": false,
            "creation_time": 1778423740,
            "tablet_uid": {
                "hi": 18133056955299637,
                "lo": 4492507477169235124
            },
            "num_segments": 1,
            "rowset_id_v2": "0200000008632322514f3c0a4431ef29fdb28aaedb5b78a6",
            "oldest_write_timestamp": 1778362850,
            "newest_write_timestamp": 1778423739,
            "segments_key_bounds": [
                {
                    "min_key": "\u0002€\u0000\u0000\u0000\u0000\u0010›]",
                    "max_key": "\u0002€\u0000\u0000\u0000\u0000\u0012¢}"
                }
            ],
            "tablet_schema": {
                "keys_type": "UNIQUE_KEYS",
                "column": [
                    {
                        "unique_id": 0,
                        "name": "id",
                        "type": "BIGINT",
                        "is_key": true,
                        "aggregation": "NONE",
                        "is_nullable": false,
                        "precision": 0,
                        "frac": 0,
                        "length": 8,
                        "index_length": 8,
                        "visible": true
                    },
                    {
                        "unique_id": 1,
                        "name": "classroomStudentId",
                        "type": "BIGINT",
                        "is_key": false,
                        "aggregation": "REPLACE",
                        "is_nullable": true,
                        "precision": 0,
                        "frac": 0,
                        "length": 8,
                        "index_length": 8,
                        "visible": true
                    },
                    {
                        "unique_id": 2,
                        "name": "sectionContentId",
                        "type": "BIGINT",
                        "is_key": false,
                        "aggregation": "REPLACE",
                        "is_nullable": true,
                        "precision": 0,
                        "frac": 0,
                        "length": 8,
                        "index_length": 8,
                        "visible": true
                    },
                    {
                        "unique_id": 3,
                        "name": "userId",
                        "type": "BIGINT",
                        "is_key": false,
                        "aggregation": "REPLACE",
                        "is_nullable": true,
                        "precision": 0,
                        "frac": 0,
                        "length": 8,
                        "index_length": 8,
                        "visible": true
                    },
                    {
                        "unique_id": 4,
                        "name": "projectId",
                        "type": "BIGINT",
                        "is_key": false,
                        "aggregation": "REPLACE",
                        "is_nullable": true,
                        "precision": 0,
                        "frac": 0,
                        "length": 8,
                        "index_length": 8,
                        "visible": true
                    },
                    {
                        "unique_id": 5,
                        "name": "status",
                        "type": "TINYINT",
                        "is_key": false,
                        "aggregation": "REPLACE",
                        "is_nullable": true,
                        "default_value": "0",
                        "precision": 0,
                        "frac": 0,
                        "length": 1,
                        "index_length": 1,
                        "visible": true
                    },
                    {
                        "unique_id": 6,
                        "name": "studentId",
                        "type": "BIGINT",
                        "is_key": false,
                        "aggregation": "REPLACE",
                        "is_nullable": true,
                        "precision": 0,
                        "frac": 0,
                        "length": 8,
                        "index_length": 8,
                        "visible": true
                    },
                    {
                        "unique_id": 7,
                        "name": "sectionId",
                        "type": "BIGINT",
                        "is_key": false,
                        "aggregation": "REPLACE",
                        "is_nullable": true,
                        "precision": 0,
                        "frac": 0,
                        "length": 8,
                        "index_length": 8,
                        "visible": true
                    },
                    {
                        "unique_id": 8,
                        "name": "classroomId",
                        "type": "BIGINT",
                        "is_key": false,
                        "aggregation": "REPLACE",
                        "is_nullable": true,
                        "precision": 0,
                        "frac": 0,
                        "length": 8,
                        "index_length": 8,
                        "visible": true
                    },
                    {
                        "unique_id": 9,
                        "name": "classId",
                        "type": "BIGINT",
                        "is_key": false,
                        "aggregation": "REPLACE",
                        "is_nullable": true,
                        "precision": 0,
                        "frac": 0,
                        "length": 8,
                        "index_length": 8,
                        "visible": true
                    },
                    {
                        "unique_id": 10,
                        "name": "lessonId",
                        "type": "BIGINT",
                        "is_key": false,
                        "aggregation": "REPLACE",
                        "is_nullable": true,
                        "precision": 0,
                        "frac": 0,
                        "length": 8,
                        "index_length": 8,
                        "visible": true
                    },
                    {
                        "unique_id": 11,
                        "name": "extra",
                        "type": "STRING",
                        "is_key": false,
                        "aggregation": "REPLACE",
                        "is_nullable": true,
                        "precision": 0,
                        "frac": 0,
                        "length": 2147483647,
                        "index_length": 20,
                        "visible": true
                    },
                    {
                        "unique_id": 12,
                        "name": "createdAt",
                        "type": "DATETIME",
                        "is_key": false,
                        "aggregation": "REPLACE",
                        "is_nullable": true,
                        "precision": 0,
                        "frac": 0,
                        "length": 8,
                        "index_length": 8,
                        "visible": true
                    },
                    {
                        "unique_id": 13,
                        "name": "updatedAt",
                        "type": "DATETIME",
                        "is_key": false,
                        "aggregation": "REPLACE",
                        "is_nullable": true,
                        "precision": 0,
                        "frac": 0,
                        "length": 8,
                        "index_length": 8,
                        "visible": true
                    },
                    {
                        "unique_id": 14,
                        "name": "deletedAt",
                        "type": "DATETIME",
                        "is_key": false,
                        "aggregation": "REPLACE",
                        "is_nullable": true,
                        "default_value": "1970-01-01 00:00:00",
                        "precision": 0,
                        "frac": 0,
                        "length": 8,
                        "index_length": 8,
                        "visible": true
                    },
                    {
                        "unique_id": 15,
                        "name": "__op",
                        "type": "BOOLEAN",
                        "is_key": false,
                        "aggregation": "REPLACE",
                        "is_nullable": true,
                        "precision": 0,
                        "frac": 0,
                        "length": 1,
                        "index_length": 1,
                        "visible": true
                    },
                    {
                        "unique_id": 16,
                        "name": "__DORIS_DELETE_SIGN__",
                        "type": "TINYINT",
                        "is_key": false,
                        "aggregation": "REPLACE",
                        "is_nullable": false,
                        "default_value": "0",
                        "precision": 0,
                        "frac": 0,
                        "length": 1,
                        "index_length": 1,
                        "visible": true
                    },
                    {
                        "unique_id": 17,
                        "name": "__DORIS_VERSION_COL__",
                        "type": "BIGINT",
                        "is_key": false,
                        "aggregation": "REPLACE",
                        "is_nullable": false,
                        "default_value": "0",
                        "precision": 0,
                        "frac": 0,
                        "length": 8,
                        "index_length": 8,
                        "visible": true
                    }
                ],
                "num_short_key_columns": 1,
                "num_rows_per_row_block": 1024,
                "compress_kind": "COMPRESS_LZ4",
                "next_column_unique_id": 18,
                "is_in_memory": false,
                "delete_sign_idx": 16,
                "sequence_col_idx": -1,
                "sort_type": "LEXICAL",
                "sort_col_num": 1,
                "compression_type": "LZ4F",
                "schema_version": 0,
                "disable_auto_compaction": false,
                "version_col_idx": -1
            },
            "segments_overlap_pb": "NONOVERLAPPING"
        }
    ],
    "in_restore_mode": false,
    "tablet_uid": {
        "hi": 18133056955299637,
        "lo": 4492507477169235124
    },
    "preferred_rowset_type": "BETA_ROWSET",
    "tablet_type": "TABLET_TYPE_DISK",
    "replica_id": 13342771,
    "storage_policy": "",
    "enable_unique_key_merge_on_write": false
}