Struct Preview 

pub struct Preview {
    pub name: String,
    pub warehouse: String,
    pub warehouse_id: String,
    pub data: Option<Result<TableData, String>>,
    pub scroll: usize,
    pub col: usize,
    pub filter: String,
    pub filter_entry: bool,
    pub record: bool,
    pub rscroll: u16,
}

Full-screen sample-data view for a Unity Catalog table or view.

Fields

name: String

warehouse: String

Display name and id of the warehouse running the query.

warehouse_id: String

data: Option<Result<TableData, String>>

None while the query runs; then rows or an error.

scroll: usize

Top visible row in the grid; the inspected row in record view.

col: usize

First visible column, as an index into the filtered column list.

filter: String

Case-insensitive substring filter over column names — the way through a 500-column table.

filter_entry: bool

record: bool

Transposed view: one row, fields stacked vertically.

rscroll: u16

Field scroll within the record view.

Implementations

impl Preview

pub fn visible_cols(&self) -> Vec<usize>

Indices of columns whose name matches the filter (all when empty).