Powershell script to query 2 SQL Server instances and result into excel / CSV [closed]

I have 2 SQL instances (are not connected through linked server). In current situation,I need to run query separately in both the instances to get final result, for example:- Result in Instance 1: FIrst_Name Last_Name Place `Jhon Falga US` `Kevin Anton UK` `Robin Tompson UAE` `Alex Enriq Ireland` Result in Instance 2: FIrst_Name Last_Name Place…

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parameters tuning with GridsearchCV not giving best result

I am trying to tune parameters for my gradient boosting regressor. First, only considering n_estimators, getting optimal n_estimators using staged_predict method I’ve got RMSE = 4.84 . X_train, X_test, y_train, y_test = train_test_split(X,y,test_size=0.3, random_state=0) gbr_onehot = GradientBoostingRegressor( n_estimators = 1000, learning_rate = 0.1, random_state = 214 ) model = gbr_onehot.fit(X_train, y_train) errors = [mean_squared_error(y_test, y_pred)…

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