gluesql_core/store/metadata.rs
1use {
2 crate::{prelude::Value, result::Result},
3 std::{collections::BTreeMap, iter::empty},
4};
5
6type ObjectName = String;
7pub type MetaIter = Box<dyn Iterator<Item = Result<(ObjectName, BTreeMap<String, Value>)>>>;
8
9pub trait Metadata {
10 fn scan_table_meta(&self) -> Result<MetaIter> {
11 Ok(Box::new(empty()))
12 }
13}