# Comandos SQL de lenguaje de definición de datos (DDL) compatibles y no compatibles
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En la siguiente tabla se enumeran los comandos de DDL compatibles y no compatibles con Base de datos ilimitada de Aurora PostgreSQL, además de referencias a las limitaciones y otra información.


| Comando | ¿Se admite? | Limitaciones o más información | 
| --- | --- | --- | 
| ALTER AGGREGATE | No | No aplicable | 
| ALTER COLLATION | Sí | Ninguno | 
| ALTER CONVERSION | Sí | Ninguno | 
| ALTER DATABASE | No | No aplicable | 
| ALTER DEFAULT PRIVILEGES | No | No aplicable | 
| ALTER DOMAIN | No | No aplicable | 
| ALTER EVENT TRIGGER | No | No aplicable | 
| ALTER EXTENSION | Sí | [Extensiones](limitless-reference.DDL-limitations.md#limitless-reference.DDL-limitations.Extensions) | 
| ALTER FOREIGN DATA WRAPPER | No | No aplicable | 
| ALTER FOREIGN TABLE | No | No aplicable | 
| ALTER FUNCTION | Sí | [Funciones](limitless-reference.DDL-limitations.md#limitless-reference.DDL-limitations.Functions) | 
| ALTER GROUP | Sí | Ninguno | 
| ALTER INDEX | Sí | Ninguno | 
| ALTER LANGUAGE | No | No aplicable | 
| ALTER LARGE OBJECT | No | No aplicable | 
| ALTER MATERIALIZED VIEW | No | No aplicable | 
| ALTER OPERATOR | Sí | Ninguno | 
| ALTER OPERATOR CLASS | Sí | Ninguno | 
| ALTER OPERATOR FAMILY | Sí | Ninguno | 
| ALTER POLICY | No | No aplicable | 
| ALTER PROCEDURE | Sí | Ninguno | 
| ALTER PUBLICATION | No | No aplicable | 
| ALTER ROLE | Sí | Ninguno | 
| ALTER ROUTINE | No | No aplicable | 
| ALTER RULE | No | No aplicable | 
| ALTER SCHEMA | Sí | Ninguno | 
| ALTER SEQUENCE | Sí | [Secuencias](limitless-reference.DDL-limitations.md#limitless-reference.DDL-limitations.Sequences) | 
| ALTER SERVER | No | No aplicable | 
| ALTER STATISTICS | No | No aplicable | 
| ALTER SUBSCRIPTION | No | No aplicable | 
| ALTER SYSTEM | No | No aplicable | 
| ALTER TABLE | Sí | [ALTER TABLE](limitless-reference.DDL-limitations.md#limitless-reference.DDL-limitations.ALTER_TABLE) | 
| ALTER TABLESPACE | No | No aplicable | 
| ALTER TEXT SEARCH CONFIGURATION | No | No aplicable | 
| ALTER TEXT SEARCH DICTIONARY | No | No aplicable | 
| ALTER TEXT SEARCH PARSER | No | No aplicable | 
| ALTER TEXT SEARCH TEMPLATE | No | No aplicable | 
| ALTER TRIGGER | No | No aplicable | 
| ALTER TYPE | Sí | Ninguno | 
| ALTER USER | Sí | Ninguno | 
| ALTER USER MAPPING | No | No aplicable | 
| ALTER VIEW | Sí | Ninguno | 
| COMMENT | No | No aplicable | 
| CREATE ACCESS METHOD | No | No aplicable | 
| CREATE AGGREGATE | No | No aplicable | 
| CREATE CAST | Sí | Ninguno | 
| CREATE COLLATION | Sí | Ninguno | 
| CREATE CONVERSION | Sí | Ninguno | 
| CREATE DATABASE | Sí | [CREATE DATABASE](limitless-reference.DDL-limitations.md#limitless-reference.DDL-limitations.CREATE_DATABASE) | 
| CREATE DOMAIN | No | No aplicable | 
| CREATE EVENT TRIGGER | No | No aplicable | 
| CREATE EXTENSION | Sí | [Extensiones](limitless-reference.DDL-limitations.md#limitless-reference.DDL-limitations.Extensions) | 
| CREATE FOREIGN DATA WRAPPER | No | No aplicable | 
| CREATE FOREIGN TABLE | No | No aplicable | 
| CREATE FUNCTION | Sí | [Funciones](limitless-reference.DDL-limitations.md#limitless-reference.DDL-limitations.Functions) | 
| CREATE GROUP | Sí | Ninguno | 
| CREATE INDEX | Sí | [CREATE INDEX](limitless-reference.DDL-limitations.md#limitless-reference.DDL-limitations.CREATE_INDEX) | 
| CREATE LANGUAGE | No | No aplicable | 
| CREATE MATERIALIZED VIEW | No | No aplicable | 
| CREATE OPERATOR | Sí | Ninguno | 
| CREATE OPERATOR CLASS | Sí | Ninguno | 
| CREATE OPERATOR FAMILY | Sí | Ninguno | 
| CREATE POLICY | Sí | Ninguno | 
| CREATE PROCEDURE | Sí | Ninguno | 
| CREATE PUBLICATION | No | No aplicable | 
| CREAR ROL | Sí | Ninguno | 
| CREATE RULE | No | No aplicable | 
| CREATE SCHEMA | Sí | [CREATE SCHEMA](limitless-reference.DDL-limitations.md#limitless-reference.DDL-limitations.CREATE_SCHEMA) | 
| CREATE SEQUENCE | Sí | [Secuencias](limitless-reference.DDL-limitations.md#limitless-reference.DDL-limitations.Sequences) | 
| CREATE SERVER | No | No aplicable | 
| CREATE STATISTICS | No | No aplicable | 
| CREATE SUBSCRIPTION | No | No aplicable | 
| CREATE TABLE | Sí | [CREATE TABLE](limitless-reference.DDL-limitations.md#limitless-reference.DDL-limitations.CREATE_TABLE) | 
| CREATE TABLE AS | Sí | [CREATE TABLE AS](limitless-reference.DDL-limitations.md#limitless-reference.DDL-limitations.CREATE_TABLE_AS) | 
| CREATE TABLESPACE | No | No aplicable | 
| CREATE TEMPORARY TABLE | No | No aplicable | 
| CREATE TEMPORARY TABLE AS | No | No aplicable | 
| CREATE TEXT SEARCH CONFIGURATION | No | No aplicable | 
| CREATE TEXT SEARCH DICTIONARY | No | No aplicable | 
| CREATE TEXT SEARCH PARSER | No | No aplicable | 
| CREATE TEXT SEARCH TEMPLATE | No | No aplicable | 
| CREATE TRANSFORM | No | No aplicable | 
| CREATE TRIGGER | No | No aplicable | 
| CREATE TYPE | Sí | Ninguno | 
| CREAR USUARIO | Sí | Ninguno | 
| CREATE USER MAPPING | No | No aplicable | 
| CREATE VIEW | Sí | Ninguno | 
| DROP ACCESS METHOD | No | No aplicable | 
| DROP AGGREGATE | Sí | Ninguno | 
| DROP CAST | Sí | Ninguno | 
| DROP COLLATION | Sí | Ninguno | 
| DROP CONVERSION | Sí | Ninguno | 
| DROP DATABASE | Sí | [DROP DATABASE](limitless-reference.DDL-limitations.md#limitless-reference.DDL-limitations.DROP_DATABASE) | 
| DROP DOMAIN | No | No aplicable | 
| DROP EVENT TRIGGER | No | No aplicable | 
| DROP EXTENSION | Sí | [Extensiones](limitless-reference.DDL-limitations.md#limitless-reference.DDL-limitations.Extensions) | 
| DROP FOREIGN DATA WRAPPER | No | No aplicable | 
| DROP FOREIGN TABLE | No | No aplicable | 
| DROP FUNCTION | Sí | [Funciones](limitless-reference.DDL-limitations.md#limitless-reference.DDL-limitations.Functions) | 
| DROP GROUP | Sí | Ninguno | 
| DROP INDEX | Sí | Ninguno | 
| DROP LANGUAGE | No | No aplicable | 
| DROP MATERIALIZED VIEW | No | No aplicable | 
| DROP OPERATOR | Sí | Ninguno | 
| DROP OPERATOR CLASS | Sí | Ninguno | 
| DROP OPERATOR FAMILY | Sí | Ninguno | 
| DROP OWNED | No | No aplicable | 
| DROP POLICY | No | No aplicable | 
| DROP PROCEDURE | Sí | Ninguno | 
| DROP PUBLICATION | No | No aplicable | 
| DROP ROLE | Sí | Ninguno | 
| DROP ROUTINE | No | No aplicable | 
| DROP RULE | No | No aplicable | 
| DROP SCHEMA | Sí | Ninguno | 
| DROP SEQUENCE | Sí | Ninguno | 
| DROP SERVER | No | No aplicable | 
| DROP STATISTICS | No | No aplicable | 
| DROP SUBSCRIPTION | No | Ninguno | 
| DROP TABLE | Sí | Ninguno | 
| DROP TABLESPACE | No | No aplicable | 
| DROP TEXT SEARCH CONFIGURATION | No | No aplicable | 
| DROP TEXT SEARCH DICTIONARY | No | No aplicable | 
| DROP TEXT SEARCH PARSER | No | No aplicable | 
| DROP TEXT SEARCH TEMPLATE | No | No aplicable | 
| DROP TRANSFORM | No | No aplicable | 
| DROP TRIGGER | No | No aplicable | 
| DROP TYPE | Sí | Ninguno | 
| DROP USER | Sí | Ninguno | 
| DROP USER MAPPING | No | No aplicable | 
| DROP VIEW | Sí | Ninguno | 
| GRANT | Sí | Ninguno | 
| REASSIGN OWNED | No | No aplicable | 
| REVOKE | Sí | Ninguno | 
| SECURITY LABEL | No | No aplicable | 
| SELECT INTO | Sí | [SELECT INTO](limitless-reference.DDL-limitations.md#limitless-reference.DDL-limitations.SELECT_INTO) | 
| SET | Sí | Ninguno | 
| SET CONSTRAINTS | No | No aplicable | 
| SET ROLE | Sí | Ninguno | 
| SET SESSION AUTHORIZATION | Sí | Ninguno | 
| SET TRANSACTION | Sí | Ninguno | 
| TRUNCATE | Sí | Ninguno |