fix: use alias instead of _cn

Signed-off-by: Wing-Kam Wong <wingkwong.code@gmail.com>

packages/nc-gui/components/project/spreadsheet/mixins/spreadsheet.js

@@ -145,7 +145,7 @@ export default {
     concatenatedXWhere() {
       let where = ''
       if (this.searchField && this.searchQuery.trim()) {
-        const col = this.availableColumns.find(({ _cn }) => _cn === this.searchField) || this.availableColumns[0]
+        const col = this.availableColumns.find(({ alias }) => alias === this.searchField) || this.availableColumns[0]
         // bigint values are displayed in string format in UI
         // when searching bigint values, the operator should be 'eq' instead of 'like'
         if (['text', 'string'].includes(this.sqlUi.getAbstractType(col)) && col.dt !== 'bigint') {