Get column's precision and scale value?
import java.sql.Connection;
import java.sql.DriverManager;
import java.sql.ResultSet;
import java.sql.ResultSetMetaData;
import java.sql.Statement;
public class Main {
private static final String DRIVER = "com.mysql.jdbc.Driver";
private static final String URL = "jdbc:mysql://localhost/testdb";
private static final String USERNAME = "root";
private static final String PASSWORD = "";
public static void main(String[] args) throws Exception {
Class.forName(DRIVER);
Connection connection = DriverManager.getConnection(URL, USERNAME, PASSWORD);
Statement statement = connection.createStatement();
String query = "SELECT stock_id, name, price FROM stocks";
ResultSet resultSet = statement.executeQuery(query);
ResultSetMetaData metadata = resultSet.getMetaData();
int precision = metadata.getPrecision(3);
int scale = metadata.getScale(3);
System.out.println("Precision: " + precision);
System.out.println("Scale : " + scale);
}
}
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