Method insert

src/cache/schema.rs:59–66

Cache schema for a table

(&self, table_name: String, schema: TableSchema)

    /// Cache schema for a table
    pub fn insert(&self, table_name: String, schema: TableSchema) {
        let mut cache = self.cache.write().unwrap();
        
        cache.insert(table_name, CacheEntry {
            schema,
            cached_at: Instant::now(),
        });
    }

    /// Invalidate cache for a specific table (e.g., after ALTER TABLE)
    pub fn invalidate(&self, table_name: &str) {