postgresql/contrib/string/string_io.sql.in
1997-11-05 21:38:25 +00:00

105 lines
4.4 KiB
MySQL

-- SQL code to define the new string I/O functions
-- This is not needed because escapes are handled by the parser
--
-- create function c_textin(opaque)
-- returns text
-- as 'MODULE_PATHNAME'
-- language 'c';
create function c_charout(opaque) returns int4
as 'MODULE_PATHNAME'
language 'c';
create function c_char2out(opaque) returns int4
as 'MODULE_PATHNAME'
language 'c';
create function c_char4out(opaque) returns int4
as 'MODULE_PATHNAME'
language 'c';
create function c_char8out(opaque) returns int4
as 'MODULE_PATHNAME'
language 'c';
create function c_char16out(opaque) returns int4
as 'MODULE_PATHNAME'
language 'c';
create function c_textout(opaque) returns int4
as 'MODULE_PATHNAME'
language 'c';
create function c_varcharout(opaque) returns int4
as 'MODULE_PATHNAME'
language 'c';
-- Define a function which sets the new output routines for char types
--
-- select c_mode();
--
create function c_mode() returns text
as 'update pg_type set typoutput=''c_charout'' where typname=''char'';
update pg_type set typoutput=''c_char2out'' where typname=''char2'';
update pg_type set typoutput=''c_char4out'' where typname=''char4'';
update pg_type set typoutput=''c_char8out'' where typname=''char8'';
update pg_type set typoutput=''c_char16out'' where typname=''char16'';
update pg_type set typoutput=''c_textout'' where typname=''text'';
update pg_type set typoutput=''c_textout'' where typname=''bytea'';
update pg_type set typoutput=''c_textout'' where typname=''unknown'';
update pg_type set typoutput=''c_textout'' where typname=''SET'';
update pg_type set typoutput=''c_varcharout'' where typname=''varchar'';
update pg_type set typoutput=''c_varcharout'' where typname=''bpchar'';
select ''c_mode''::text'
language 'sql';
-- Define a function which restores the original routines for char types
--
-- select pg_mode();
--
create function pg_mode() returns text
as 'update pg_type set typoutput=''charout'' where typname=''char'';
update pg_type set typoutput=''char2out'' where typname=''char2'';
update pg_type set typoutput=''char4out'' where typname=''char4'';
update pg_type set typoutput=''char8out'' where typname=''char8'';
update pg_type set typoutput=''char16out'' where typname=''char16'';
update pg_type set typoutput=''textout'' where typname=''text'';
update pg_type set typoutput=''textout'' where typname=''bytea'';
update pg_type set typoutput=''textout'' where typname=''unknown'';
update pg_type set typoutput=''textout'' where typname=''SET'';
update pg_type set typoutput=''varcharout'' where typname=''varchar'';
update pg_type set typoutput=''varcharout'' where typname=''bpchar'';
select ''pg_mode''::text'
language 'sql';
-- Use these if you want do the updates manually
--
-- update pg_type set typoutput='charout' where typname='char';
-- update pg_type set typoutput='char2out' where typname='char2';
-- update pg_type set typoutput='char4out' where typname='char4';
-- update pg_type set typoutput='char8out' where typname='char8';
-- update pg_type set typoutput='char16out' where typname='char16';
-- update pg_type set typoutput='textout' where typname='text';
-- update pg_type set typoutput='textout' where typname='bytea';
-- update pg_type set typoutput='textout' where typname='unknown';
-- update pg_type set typoutput='textout' where typname='SET';
-- update pg_type set typoutput='varcharout' where typname='varchar';
-- update pg_type set typoutput='varcharout' where typname='bpchar';
--
-- update pg_type set typoutput='c_charout' where typname='char';
-- update pg_type set typoutput='c_char2out' where typname='char2';
-- update pg_type set typoutput='c_char4out' where typname='char4';
-- update pg_type set typoutput='c_char8out' where typname='char8';
-- update pg_type set typoutput='c_char16out' where typname='char16';
-- update pg_type set typoutput='c_textout' where typname='text';
-- update pg_type set typoutput='c_textout' where typname='bytea';
-- update pg_type set typoutput='c_textout' where typname='unknown';
-- update pg_type set typoutput='c_textout' where typname='SET';
-- update pg_type set typoutput='c_varcharout' where typname='varchar';
-- update pg_type set typoutput='c_varcharout' where typname='bpchar';
-- end of file