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LaminarConfig

laminar_db

Struct LaminarConfig 

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pub struct LaminarConfig {
Show 17 fields
    pub default_buffer_size: usize,
    pub default_backpressure: BackpressureStrategy,
    pub storage_dir: Option<PathBuf>,
    pub checkpoint: Option<StreamCheckpointConfig>,
    pub identifier_case: IdentifierCaseSensitivity,
    pub object_store_url: Option<String>,
    pub object_store_options: HashMap<String, String>,
    pub tiering: Option<TieringConfig>,
    pub delivery_guarantee: DeliveryGuarantee,
    pub max_state_bytes_per_operator: Option<usize>,
    pub pipeline_channel_capacity: Option<usize>,
    pub pipeline_batch_window: Option<Duration>,
    pub pipeline_drain_budget_ns: Option<u64>,
    pub pipeline_query_budget_ns: Option<u64>,
    pub pipeline_max_input_buf_batches: Option<usize>,
    pub pipeline_max_input_buf_bytes: Option<usize>,
    pub pipeline_backpressure_policy: BackpressurePolicy,

}
Expand description

Configuration for a LaminarDB instance.

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§default_buffer_size: usize

Streaming channel buffer size.

§default_backpressure: BackpressureStrategy

Backpressure strategy.

§storage_dir: Option<PathBuf>

Checkpoint directory. None = in-memory only.

§checkpoint: Option<StreamCheckpointConfig>

Checkpoint config. None = disabled.

§identifier_case: IdentifierCaseSensitivity

Identifier case sensitivity.

§object_store_url: Option<String>

Cloud checkpoint URL, e.g. s3://bucket/prefix.

§object_store_options: HashMap<String, String>

Credential/config overrides for the object store.

§tiering: Option<TieringConfig>

S3 tiering. None = default STANDARD.

§delivery_guarantee: DeliveryGuarantee

Delivery guarantee.

§max_state_bytes_per_operator: Option<usize>

Per-operator state limit. At 80% warns, at 100% errors. None = unlimited.

§pipeline_channel_capacity: Option<usize>

Source-to-coordinator channel capacity. None = 64.

§pipeline_batch_window: Option<Duration>

Micro-batch coalescing window. None = 5ms connectors / 0 embedded.

§pipeline_drain_budget_ns: Option<u64>

Drain budget per cycle (ns). None = 1ms.

§pipeline_query_budget_ns: Option<u64>

Per-query budget (ns). None = 8ms.

§pipeline_max_input_buf_batches: Option<usize>

Per-port operator input-buffer cap (batches). None = 256.

§pipeline_max_input_buf_bytes: Option<usize>

Per-port operator input-buffer cap (bytes). None = disabled.

§pipeline_backpressure_policy: BackpressurePolicy

Backpressure policy. See BackpressurePolicy.

Trait Implementations§

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impl Clone for LaminarConfig

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fn clone(&self) -> LaminarConfig

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 LaminarConfig

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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 Default for LaminarConfig

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fn default() -> Self

Returns the “default value” for a type. Read more

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