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			112 lines
		
	
	
		
			4.7 KiB
		
	
	
	
		
			SQL
		
	
	
	
	
	
			
		
		
	
	
			112 lines
		
	
	
		
			4.7 KiB
		
	
	
	
		
			SQL
		
	
	
	
	
	
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- - -- load the new functions
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- - --
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load '/home/dz/lib/postgres/string_output.so';
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- - -- create function c_textin(opaque)
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- - --   returns text
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- - --   as '/home/dz/lib/postgres/string_output.so' 
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- - --   language 'c';
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create function c_charout(opaque)
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  returns int4
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  as '/home/dz/lib/postgres/string_output.so' 
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  language 'c';
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create function c_char2out(opaque)
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  returns int4
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  as '/home/dz/lib/postgres/string_output.so' 
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  language 'c';
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create function c_char4out(opaque)
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  returns int4
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  as '/home/dz/lib/postgres/string_output.so' 
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  language 'c';
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create function c_char8out(opaque)
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  returns int4
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  as '/home/dz/lib/postgres/string_output.so' 
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  language 'c';
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create function c_char16out(opaque)
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  returns int4
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  as '/home/dz/lib/postgres/string_output.so' 
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  language 'c';
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create function c_textout(opaque)
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  returns int4
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  as '/home/dz/lib/postgres/string_output.so' 
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  language 'c';
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create function c_varcharout(opaque)
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  returns int4
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  as '/home/dz/lib/postgres/string_output.so' 
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  language 'c';
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- - -- define a function which sets the new output routines for char types
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- - --
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- - --   select c_mode();
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- - --
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create function c_mode()
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  returns text
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  as 'update pg_type set typoutput=''c_charout''    where typname=''char''\;
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      update pg_type set typoutput=''c_char2out''   where typname=''char2''\;
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      update pg_type set typoutput=''c_char4out''   where typname=''char4''\;
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      update pg_type set typoutput=''c_char8out''   where typname=''char8''\;
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      update pg_type set typoutput=''c_char16out''  where typname=''char16''\;
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      update pg_type set typoutput=''c_textout''    where typname=''text''\;
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      update pg_type set typoutput=''c_textout''    where typname=''bytea''\;
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      update pg_type set typoutput=''c_textout''    where typname=''unknown''\;
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      update pg_type set typoutput=''c_textout''    where typname=''SET''\;
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      update pg_type set typoutput=''c_varcharout'' where typname=''varchar''\;
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      update pg_type set typoutput=''c_varcharout'' where typname=''bpchar''\;
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      select ''c_mode''::text'
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  language 'sql';
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- - -- define a function which restores the original routines for char types
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- - --
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- - --   select pg_mode();
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- - --
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create function pg_mode()
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  returns text
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  as 'update pg_type set typoutput=''charout''    where typname=''char''\;
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      update pg_type set typoutput=''char2out''   where typname=''char2''\;
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      update pg_type set typoutput=''char4out''   where typname=''char4''\;
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      update pg_type set typoutput=''char8out''   where typname=''char8''\;
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      update pg_type set typoutput=''char16out''  where typname=''char16''\;
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      update pg_type set typoutput=''textout''    where typname=''text''\;
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      update pg_type set typoutput=''textout''    where typname=''bytea''\;
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      update pg_type set typoutput=''textout''    where typname=''unknown''\;
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      update pg_type set typoutput=''textout''    where typname=''SET''\;
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      update pg_type set typoutput=''varcharout'' where typname=''varchar''\;
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      update pg_type set typoutput=''varcharout'' where typname=''bpchar''\;
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      select ''pg_mode''::text'
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  language 'sql';
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- - -- or do the changes manually
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- - --
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- - -- update pg_type set typoutput='charout'    where typname='char';
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- - -- update pg_type set typoutput='char2out'   where typname='char2';
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- - -- update pg_type set typoutput='char4out'   where typname='char4';
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- - -- update pg_type set typoutput='char8out'   where typname='char8';
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- - -- update pg_type set typoutput='char16out'  where typname='char16';
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- - -- update pg_type set typoutput='textout'    where typname='text';
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- - -- update pg_type set typoutput='textout'    where typname='bytea';
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- - -- update pg_type set typoutput='textout'    where typname='unknown';
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- - -- update pg_type set typoutput='textout'    where typname='SET';
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- - -- update pg_type set typoutput='varcharout' where typname='varchar';
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- - -- update pg_type set typoutput='varcharout' where typname='bpchar';
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- - --
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- - -- update pg_type set typoutput='c_charout'    where typname='char';
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- - -- update pg_type set typoutput='c_char2out'   where typname='char2';
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- - -- update pg_type set typoutput='c_char4out'   where typname='char4';
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- - -- update pg_type set typoutput='c_char8out'   where typname='char8';
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- - -- update pg_type set typoutput='c_char16out'  where typname='char16';
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- - -- update pg_type set typoutput='c_textout'    where typname='text';
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- - -- update pg_type set typoutput='c_textout'    where typname='bytea';
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- - -- update pg_type set typoutput='c_textout'    where typname='unknown';
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- - -- update pg_type set typoutput='c_textout'    where typname='SET';
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- - -- update pg_type set typoutput='c_varcharout' where typname='varchar';
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- - -- update pg_type set typoutput='c_varcharout' where typname='bpchar';
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