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Eclipse-Workspace/prg3_b2_38/.classpath
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Eclipse-Workspace/prg3_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/prg3_b2_38/.gitignore
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Eclipse-Workspace/prg3_b2_38/.gitignore
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/bin/
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Eclipse-Workspace/prg3_b2_38/.project
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Eclipse-Workspace/prg3_b2_38/.project
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<?xml version="1.0" encoding="UTF-8"?>
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<projectDescription>
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<name>prg3_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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20
Eclipse-Workspace/prg3_b2_38/src/in/test/deletedemo.java
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Eclipse-Workspace/prg3_b2_38/src/in/test/deletedemo.java
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package in.test;
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import java.sql.Connection;
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import java.sql.DriverManager;
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import java.sql.Statement;
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public class deletedemo {
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public static void main(String[] args) throws Exception{
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Class.forName("com.mysql.cj.jdbc.Driver");
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Connection con = DriverManager.getConnection("jdbc:mysql://localhost:3306/jdbc_B2_38", "root", "12345");
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Statement ps = con.createStatement();
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int i = ps.executeUpdate("delete from student where Rollno=103");
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if(i>0) {
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System.out.println("success");
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}
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else {
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System.out.println("fail");
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}
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con.close();
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}
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}
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19. write a java code to implement jdbc connectivity to insert records into tables to demonstrate PreparedStatement.
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19. write a java code to implement jdbc connectivity to insert records into tables to demonstrate PreparedStatement.
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20. write a java code to implelment jdbc connectivity to insert records into the tables using positional parameter
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20. write a java code to implelment jdbc connectivity to insert records into the tables using positional parameter
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21. write a java code to implement jdbc connectivity to delete records from table to demonstrate Statement.
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