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SQLQueryOptimizer

oxilean_codegen::sql_backend::types

Struct SQLQueryOptimizer 

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pub struct SQLQueryOptimizer {
    pub stats: HashMap<String, u64>,
}

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§stats: HashMap<String, u64>

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impl SQLQueryOptimizer

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pub fn new() -> Self

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pub fn add_table_stats(&mut self, table: impl Into<String>, rows: u64)

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pub fn estimate_join_cost(&self, left: &str, right: &str) -> f64

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pub fn suggest_indexes(&self, select: &SQLSelectBuilder) -> Vec<String>

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