Method prune_error_patterns

storage/src/lib.rs:1984–1993

Prune oldest error patterns when count exceeds max.

(&self, max: usize)

    /// Prune oldest error patterns when count exceeds max.
    pub fn prune_error_patterns(&self, max: usize) -> Result<()> {
        self.conn.execute(
            "DELETE FROM error_patterns WHERE id IN (
                SELECT id FROM error_patterns ORDER BY last_seen ASC
                LIMIT MAX(0, (SELECT COUNT(*) FROM error_patterns) - ?1)
             )",
            rusqlite::params![max as i64],
        )?;
        Ok(())
    }

    /// List all error patterns ordered by hit_count desc.
    pub fn list_error_patterns(&self, limit: usize) -> Result<Vec<engine::ErrorPattern>> {