Re: how to read bytea field
От | marcelo Cortez |
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Тема | Re: how to read bytea field |
Дата | |
Msg-id | 182201.38393.qm@web32103.mail.mud.yahoo.com обсуждение исходный текст |
Ответ на | Re: how to read bytea field (Richard Huxton <dev@archonet.com>) |
Ответы |
Re: how to read bytea field
|
Список | pgsql-general |
Richard Hoooo i'm understood now!, sorry for the noise. thanks very, very much best regards mdc --- Richard Huxton <dev@archonet.com> escribió: > marcelo Cortez wrote: > > ok my mistake , > > > > insert into pblfield( id_ , value_field ) > > values(1 ,encode(E'\\000\\001', 'escape') > ::bytea > > ) ; > > No. Use "decode" to convert text to bytea, and > "encode" to convert bytea > to text. > > => CREATE TABLE tb (b bytea); > CREATE TABLE > richardh=> INSERT INTO tb VALUES ( > decode(E'\\000\\001\\002','escape') ); > INSERT 0 1 > richardh=> SELECT encode(b,'escape') FROM tb; > encode > -------------- > \000\x01\x02 > (1 row) > > richardh=> SELECT encode(b,'hex') FROM tb; > encode > -------- > 000102 > (1 row) > > -- > Richard Huxton > Archonet Ltd > __________________________________________________ Preguntá. Respondé. Descubrí. Todo lo que querías saber, y lo que ni imaginabas, está en Yahoo! Respuestas (Beta). ¡Probalo ya! http://www.yahoo.com.ar/respuestas
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