added prg7
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11
Eclipse-Workspace/prg7_b2_38/.classpath
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11
Eclipse-Workspace/prg7_b2_38/.classpath
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<?xml version="1.0" encoding="UTF-8"?>
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<classpath>
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<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.debug.ui.launcher.StandardVMType/JavaSE-21">
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<attributes>
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<attribute name="module" value="true"/>
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</attributes>
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</classpathentry>
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<classpathentry kind="src" path="src"/>
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<classpathentry kind="lib" path="C:/Users/Admin/Downloads/mysql-connector-j-9.6.0/mysql-connector-j-9.6.0/mysql-connector-j-9.6.0.jar"/>
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<classpathentry kind="output" path="bin"/>
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</classpath>
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1
Eclipse-Workspace/prg7_b2_38/.gitignore
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Eclipse-Workspace/prg7_b2_38/.gitignore
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/bin/
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17
Eclipse-Workspace/prg7_b2_38/.project
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Eclipse-Workspace/prg7_b2_38/.project
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<?xml version="1.0" encoding="UTF-8"?>
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<projectDescription>
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<name>prg7_b2_38</name>
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<comment></comment>
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<projects>
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</projects>
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<buildSpec>
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<buildCommand>
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<name>org.eclipse.jdt.core.javabuilder</name>
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<arguments>
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</arguments>
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</buildCommand>
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</buildSpec>
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<natures>
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<nature>org.eclipse.jdt.core.javanature</nature>
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</natures>
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</projectDescription>
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eclipse.preferences.version=1
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encoding/<project>=UTF-8
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eclipse.preferences.version=1
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org.eclipse.jdt.core.compiler.codegen.targetPlatform=21
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org.eclipse.jdt.core.compiler.codegen.unusedLocal=preserve
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org.eclipse.jdt.core.compiler.compliance=21
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org.eclipse.jdt.core.compiler.debug.lineNumber=generate
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org.eclipse.jdt.core.compiler.debug.localVariable=generate
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org.eclipse.jdt.core.compiler.debug.sourceFile=generate
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org.eclipse.jdt.core.compiler.problem.enablePreviewFeatures=disabled
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org.eclipse.jdt.core.compiler.problem.reportPreviewFeatures=warning
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org.eclipse.jdt.core.compiler.release=enabled
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org.eclipse.jdt.core.compiler.source=21
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23
Eclipse-Workspace/prg7_b2_38/src/in/test/resultsetdemo.java
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Eclipse-Workspace/prg7_b2_38/src/in/test/resultsetdemo.java
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package in.test;
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import java.sql.*;
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public class resultsetdemo {
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public static void main(String[] args) throws Exception{
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String urldb="jdbc:mysql://localhost:3306/jdbc_b2_38";
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Class.forName("com.mysql.cj.jdbc.Driver");
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Connection conn;
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conn = DriverManager.getConnection(urldb, "root", "12345");
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if(conn!=null) {
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String sql = "select * from student";
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Statement stmt;
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stmt = conn.createStatement();
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ResultSet rs = stmt.executeQuery(sql);
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ResultSetMetaData rsmd = rs.getMetaData();
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System.out.println("Table Name: " + rsmd.getTableName(2));
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System.out.println("Table column count: " + rsmd.getColumnCount());
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System.out.println("Table second column name: " + rsmd.getColumnLabel(2));
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System.out.println("Table column type name: " + rsmd.getColumnTypeName(1));
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}
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}
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}
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