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Feb 8th, 2018
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  1. <?php
  2.  
  3. function conectar(){
  4. $user = "user=postgres";
  5. $password = "password=94540269";
  6. $dbname = "dbname=davis";
  7. $port = "port=5432";
  8. $host = "host=localhost";
  9.  
  10. $conexion = pg_connect("$host $port $dbname $user $password") or die("Error en la Conexión: ".pg_last_error());
  11.  
  12. return $conexion;
  13. }
  14.  
  15. function consultaregistro(){
  16.  
  17. $conexion = conectar();
  18.  
  19. $query = "select id_cli, nombre, telefono from cliente";
  20.  
  21. $resultado = pg_query($conexion, $query) or die("Error en la Consulta SQL");
  22.  
  23. $numReg = pg_num_rows($resultado);
  24.  
  25. if($numReg>0){
  26. echo "<table border='1' align='center'>
  27. <tr bgcolor='skyblue'>
  28. <th>ID</th>
  29. <th>Usuario</th>
  30. <th>Contrasena</th></tr>";
  31. while ($fila=pg_fetch_array($resultado)) {
  32. echo "<tr><td>".$fila['id_cli']."</td>";
  33. echo "<td>".$fila['nombre']."</td>";
  34. echo "<td>".$fila['telefono']."</td></tr>";
  35. }
  36. echo "</table>";
  37. }else{
  38. echo "No hay Registros";
  39. }
  40.  
  41. }
  42.  
  43. function comprobardatos(){
  44.  
  45. $conexion = conectar();
  46. $query = "SELECT * FROM cliente where id_cli=1";
  47.  
  48. $resultado = pg_query($conexion, $query) or die("Error en la Consulta SQL");
  49.  
  50. if (pg_num_rows($resultado) > 0) {
  51. echo "EL id ya esta registrado";
  52. exit;
  53. }
  54.  
  55. }
  56.  
  57. function insertaregistro(){
  58. comprobardatos();
  59. $conexion = conectar();
  60. $queryinsertar="INSERT INTO cliente(
  61. id_cli, nombre, telefono) VALUES (20,'jhon',300)";
  62. $insertar = pg_query($conexion, $queryinsertar) or die("Error en la Consulta SQL");
  63.  
  64.  
  65.  
  66. }
  67.  
  68. function eliminaregistro(){
  69.  
  70. $conexion = conectar();
  71. $queryinsertar="DELETE FROM cliente WHERE id_cli=1";
  72. $insertar = pg_query($conexion, $queryinsertar) or die("Error en la Consulta SQL");
  73.  
  74. }
  75.  
  76. function actulizaregistro(){
  77.  
  78. $conexion = conectar();
  79. $queryinsertar="UPDATE cliente SET nombre='pedro' WHERE id_cli=2";
  80. $insertar = pg_query($conexion, $queryinsertar) or die("Error en la Consulta SQL");
  81.  
  82. }
  83.  
  84.  
  85. //eliminaregistro();
  86. //actulizaregistro();
  87. //insertaregistro();
  88. consultaregistro();
  89. //comprobardatos();
  90.  
  91. ?>
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