ColumnNameStartsWith / Select Layer
Select columns whose names begin with a specific prefix. Perfect for:
- Grouping related fields (user_, customer_)
- Selecting features (feat_*)
- Finding temporary columns (tmp_*)
- Processing categorized data (cat_*)
- Identifying computed columns (calc_*)
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Prefix
stringThe starting text to match in column names. Case-sensitive. Examples: user_ matches (user_id, user_name) temp_ matches (temp_1, temp_avg)