Struct QuerySessionPoolSettings 

pub struct QuerySessionPoolSettings {
    pub limit: usize,
    pub warm_up: usize,
    pub item_usage_limit: u64,
    pub item_usage_ttl: Duration,
    pub idle_ttl: Duration,
    pub session_create_timeout: Duration,
    pub session_delete_timeout: Duration,
}

Settings for the Query Service session pool (explicit or implicit items).

Fields

limit: usize

Maximum concurrent sessions (pool size limit).

warm_up: usize

Minimum sessions to pre-create at pool initialization (warm-up).

item_usage_limit: u64

Close a session after this many uses (0 = unlimited).

item_usage_ttl: Duration

Close a session after this wall-clock lifetime (0 = unlimited).

idle_ttl: Duration

Close idle sessions after this duration (0 = unlimited).

session_create_timeout: Duration

session_delete_timeout: Duration

Implementations

impl QuerySessionPoolSettings

pub fn new() -> Self

pub fn with_limit(self, limit: usize) -> Self

pub fn with_warm_up(self, warm_up: usize) -> Self

pub fn with_item_usage_limit(self, limit: u64) -> Self

pub fn with_item_usage_ttl(self, ttl: Duration) -> Self

pub fn with_idle_ttl(self, ttl: Duration) -> Self

Trait Implementations

impl Clone for QuerySessionPoolSettings

fn clone(&self) -> QuerySessionPoolSettings

Returns a duplicate of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Debug for QuerySessionPoolSettings

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

Formats the value using the given formatter.

impl Default for QuerySessionPoolSettings

fn default() -> Self

Returns the “default value” for a type.