fn build_index_item(
index_table: &TableCatalog,
primary_table_name: &str,
primary_table: &TableCatalog,
index_columns: Vec<(ExprImpl, OrderType)>,
) -> Vec<ExprNode>
fn build_index_item(
index_table: &TableCatalog,
primary_table_name: &str,
primary_table: &TableCatalog,
index_columns: Vec<(ExprImpl, OrderType)>,
) -> Vec<ExprNode>