kgabryje commented on a change in pull request #11240:
URL:
https://github.com/apache/incubator-superset/pull/11240#discussion_r506218790
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File path: superset-frontend/src/components/TableLoader.jsx
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@@ -68,43 +69,36 @@ class TableLoader extends React.PureComponent {
addInfoToast,
addSuccessToast,
addWarningToast,
+ columns,
...tableProps
} = this.props;
- let { columns } = this.props;
- if (!columns && this.state.data.length > 0) {
- columns = Object.keys(this.state.data[0]).filter(col => col[0] !== '_');
- }
+ const memoizedColumns = memoize((columns, data) => {
Review comment:
Converted to functional. `useMemo` for the win
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