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Juel juelvaldivia

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SELECT
t1.TABLE_NAME AS tabla_nombre,
t1.COLUMN_NAME AS columna_nombre,
t1.COLUMN_DEFAULT AS columna_defecto,
t1.IS_NULLABLE AS columna_nulo,
t1.DATA_TYPE AS columna_tipo_dato,
COALESCE(t1.NUMERIC_PRECISION,
t1.CHARACTER_MAXIMUM_LENGTH) AS columna_longitud,
PG_CATALOG.COL_DESCRIPTION(t2.OID,
t1.DTD_IDENTIFIER::int) AS columna_descripcion,
SELECT
t1.TABLE_NAME AS tabla_nombre,
PG_CATALOG.OBJ_DESCRIPTION(t2.OID, 'pg_class') AS tabla_descripcion
FROM
INFORMATION_SCHEMA.TABLES t1
INNER JOIN PG_CLASS t2 ON (t2.relname = t1.table_name)
WHERE
t1.TABLE_SCHEMA='public'
ORDER BY
t1.TABLE_NAME;
SELECT
t1.COLUMN_NAME AS columna_nombre,
t1.COLUMN_DEFAULT AS columna_defecto,
t1.IS_NULLABLE AS columna_nulo,
t1.DATA_TYPE AS columna_tipo_dato,
COALESCE(t1.NUMERIC_PRECISION,
t1.CHARACTER_MAXIMUM_LENGTH) AS columna_longitud,
PG_CATALOG.COL_DESCRIPTION(t2.OID,
t1.DTD_IDENTIFIER::int) AS columna_descripcion,
t1.DOMAIN_NAME AS columna_dominio
update HIJO set HIJO.apellido = PADRE.apellido
from HIJO
join PADRE on PADRE.id = HIJO.idPadre
<?php
if(isset($_POST['email'])) {
// Debes editar las próximas dos líneas de código de acuerdo con tus preferencias
$email_to = "[email protected]";
$email_subject = "Contacto desde el sitio web";
// Aquí se deberían validar los datos ingresados por el usuario
if(!isset($_POST['name']) || !isset($_POST['message']) || !isset($_POST['email']))
{