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Commit ff9c20f

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basic java db code
1 parent c22f892 commit ff9c20f

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-43
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9 files changed

+99
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‎.idea/workspace.xml

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‎Java_revise.iml

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</content>
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<orderEntry type="inheritedJdk" />
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<orderEntry type="sourceFolder" forTests="false" />
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<orderEntry type="module-library">
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<library>
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<CLASSES>
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<root url="jar://$MODULE_DIR$/added_library/mysql-connector-java-8.0.11.jar!/" />
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</CLASSES>
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<JAVADOC />
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<SOURCES />
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</library>
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</orderEntry>
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</component>
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</module>
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package com.example.hello_world_package;
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import java.sql.Connection;
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import java.sql.DriverManager;
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import java.sql.ResultSet;
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import java.sql.Statement;
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public class Database_connection_1 {
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public static void main(String[] args) {
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try{
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//Get a connection to the db first
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Connection connection = DriverManager.getConnection("jdbc:mysql://localhost:3306/db_1", "root", "root");
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//then create a Statement
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Statement statement = connection.createStatement();
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//Then execute the SQL query
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ResultSet resultSet = statement.executeQuery("select * from employee");
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//See the resultset
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while(resultSet.next()){
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System.out.println(resultSet.getString("name")+"," +resultSet.getString("id")+"\n");
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}
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}
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catch (Exception e){
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e.printStackTrace();
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}
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}
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}
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