ManifestSstEntry

store_api::sst_entry

Struct ManifestSstEntry 

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pub struct ManifestSstEntry {
Show 22 fields
    pub table_dir: String,
    pub region_id: RegionId,
    pub table_id: TableId,
    pub region_number: RegionNumber,
    pub region_group: RegionGroup,
    pub region_sequence: RegionSeq,
    pub file_id: String,
    pub index_file_id: Option<String>,
    pub level: u8,
    pub file_path: String,
    pub file_size: u64,
    pub index_file_path: Option<String>,
    pub index_file_size: Option<u64>,
    pub num_rows: u64,
    pub num_row_groups: u64,
    pub num_series: Option<u64>,
    pub min_ts: Timestamp,
    pub max_ts: Timestamp,
    pub sequence: Option<u64>,
    pub origin_region_id: RegionId,
    pub node_id: Option<u64>,
    pub visible: bool,

}
Expand description

An entry describing a SST file known by the engine’s manifest.

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§table_dir: String

The table directory this file belongs to.

§region_id: RegionId

The region id of region that refers to the file.

§table_id: TableId

The table id this file belongs to.

§region_number: RegionNumber

The region number this file belongs to.

§region_group: RegionGroup

The region group this file belongs to.

§region_sequence: RegionSeq

The region sequence this file belongs to.

§file_id: String

Engine-specific file identifier (string form).

§index_file_id: Option<String>

Engine-specific index file identifier (string form).

§level: u8

SST level.

§file_path: String

Full path of the SST file in object store.

§file_size: u64

File size in bytes.

§index_file_path: Option<String>

Full path of the index file in object store.

§index_file_size: Option<u64>

File size of the index file in object store.

§num_rows: u64

Number of rows in the SST.

§num_row_groups: u64

Number of row groups in the SST.

§num_series: Option<u64>

Number of series in the SST.

§min_ts: Timestamp

Min timestamp.

§max_ts: Timestamp

Max timestamp.

§sequence: Option<u64>

The sequence number associated with this file.

§origin_region_id: RegionId

The region id of region that creates the file.

§node_id: Option<u64>

The node id fetched from the manifest.

§visible: bool

Whether this file is visible in current version.

Implementations§

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impl ManifestSstEntry

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pub fn schema() -> SchemaRef

Returns the schema of the manifest sst entry.

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pub fn to_record_batch(entries: &[Self]) -> Result<DfRecordBatch, ArrowError>

Converts a list of manifest sst entries to a record batch.

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pub fn reserved_table_name_for_inspection() -> &'static str

Reserved internal inspect table name.

This table name is used only for building logical plans on the frontend -> datanode path. It is not user-visible and cannot be referenced by user queries.

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pub fn build_plan( scan_request: ScanRequest, ) -> Result<LogicalPlan, DataFusionError>

Builds a logical plan for scanning the manifest sst entries.

Trait Implementations§

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impl Clone for ManifestSstEntry

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fn clone(&self) -> ManifestSstEntry

Returns a duplicate of the value. Read more
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fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source. Read more
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impl Debug for ManifestSstEntry

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fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter. Read more
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impl<'de> Deserialize<'de> for ManifestSstEntry

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fn deserialize<__D>(__deserializer: __D) -> Result<Self, __D::Error>
where __D: Deserializer<'de>,

Deserialize this value from the given Serde deserializer. Read more
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impl PartialEq for ManifestSstEntry

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fn eq(&self, other: &ManifestSstEntry) -> bool

Tests for self and other values to be equal, and is used by ==.
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fn ne(&self, other: &Rhs) -> bool

Tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.
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impl Serialize for ManifestSstEntry

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fn serialize<__S>(&self, __serializer: __S) -> Result<__S::Ok, __S::Error>
where __S: Serializer,

Serialize this value into the given Serde serializer. Read more
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impl Eq for ManifestSstEntry

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impl StructuralPartialEq for ManifestSstEntry

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