Trait datafusion_optimizer::optimizer::OptimizerConfig

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pub trait OptimizerConfig {
    // Required methods
    fn query_execution_start_time(&self) -> DateTime<Utc>;
    fn alias_generator(&self) -> Arc<AliasGenerator>;
    fn options(&self) -> &ConfigOptions;
}
Expand description

Options to control the DataFusion Optimizer.

Required Methods§

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fn query_execution_start_time(&self) -> DateTime<Utc>

Return the time at which the query execution started. This time is used as the value for now()

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fn alias_generator(&self) -> Arc<AliasGenerator>

Return alias generator used to generate unique aliases for subqueries

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fn options(&self) -> &ConfigOptions

Implementors§