To backend> Q
To backend> select proname, oid from pg_proc	    		where proname = 'lo_open'			   or proname = 'lo_close'			   or proname = 'lo_creat'			   or proname = 'lo_unlink'			   or proname = 'lo_lseek'			   or proname = 'lo_tell'			   or proname = 'loread'			   or proname = 'lowrite'
From backend> P
From backend> "blank"
From backend> T
From backend (#2)> 2
From backend> "proname"
From backend (#4)> 19
From backend (#2)> 32
From backend (#4)> -1
From backend> "oid"
From backend (#4)> 26
From backend (#2)> 4
From backend (#4)> -1
From backend> D
From backend (1)> À
From backend (#4)> 11
From backend (7)> lo_open
From backend (#4)> 7
From backend (3)> 952
From backend> D
From backend (1)> À
From backend (#4)> 12
From backend (8)> lo_close
From backend (#4)> 7
From backend (3)> 953
From backend> D
From backend (1)> À
From backend (#4)> 12
From backend (8)> lo_creat
From backend (#4)> 7
From backend (3)> 957
From backend> D
From backend (1)> À
From backend (#4)> 13
From backend (9)> lo_unlink
From backend (#4)> 7
From backend (3)> 964
From backend> D
From backend (1)> À
From backend (#4)> 12
From backend (8)> lo_lseek
From backend (#4)> 7
From backend (3)> 956
From backend> D
From backend (1)> À
From backend (#4)> 11
From backend (7)> lo_tell
From backend (#4)> 7
From backend (3)> 958
From backend> D
From backend (1)> À
From backend (#4)> 10
From backend (6)> loread
From backend (#4)> 7
From backend (3)> 954
From backend> D
From backend (1)> À
From backend (#4)> 11
From backend (7)> lowrite
From backend (#4)> 7
From backend (3)> 955
From backend> C
From backend> "SELECT"
From backend> Z
From backend> Z
To backend> F 
To backend (4#)> 957
To backend (4#)> 1
To backend (4#)> 4
To backend (4#)> 393216
From backend> V
From backend> G
From backend (#4)> 4
From backend (#4)> 19201
From backend> 0
From backend> Z
To backend> F 
To backend (4#)> 952
To backend (4#)> 2
To backend (4#)> 4
To backend (4#)> 19201
To backend (4#)> 4
To backend (4#)> 393216
From backend> V
From backend> G
From backend (#4)> 4
From backend (#4)> 0
From backend> 0
From backend> Z
To backend> F 
To backend (4#)> 956
To backend (4#)> 3
To backend (4#)> 4
To backend (4#)> 0
To backend (4#)> 4
To backend (4#)> 0
To backend (4#)> 4
To backend (4#)> 0
From backend> V
From backend> G
From backend (#4)> 4
From backend (#4)> 0
From backend> 0
From backend> Z
To backend> F 
To backend (4#)> 955
To backend (4#)> 2
To backend (4#)> 4
To backend (4#)> 0
To backend (4#)> 1
To backend> X
From backend> V
From backend> G
From backend (#4)> 4
From backend (#4)> 1
From backend> 0
From backend> Z
To backend> F 
To backend (4#)> 955
To backend (4#)> 2
To backend (4#)> 4
To backend (4#)> 0
To backend (4#)> 1
To backend> X
From backend> V
From backend> G
From backend (#4)> 4
From backend (#4)> 1
From backend> 0
From backend> Z
To backend> F 
To backend (4#)> 955
To backend (4#)> 2
To backend (4#)> 4
To backend (4#)> 0
To backend (4#)> 1
To backend> X
From backend> V
From backend> G
From backend (#4)> 4
From backend (#4)> 1
From backend> 0
From backend> Z
To backend> F 
To backend (4#)> 955
To backend (4#)> 2
To backend (4#)> 4
To backend (4#)> 0
To backend (4#)> 1
To backend> X
From backend> V
From backend> G
From backend (#4)> 4
From backend (#4)> 1
From backend> 0
From backend> Z
To backend> F 
To backend (4#)> 955
To backend (4#)> 2
To backend (4#)> 4
To backend (4#)> 0
To backend (4#)> 1
To backend> X
From backend> V
From backend> G
From backend (#4)> 4
From backend (#4)> 1
From backend> 0
From backend> Z
To backend> F 
To backend (4#)> 956
To backend (4#)> 3
To backend (4#)> 4
To backend (4#)> 0
To backend (4#)> 4
To backend (4#)> 1
To backend (4#)> 4
To backend (4#)> 0
From backend> V
From backend> G
From backend (#4)> 4
From backend (#4)> 1
From backend> 0
From backend> Z
To backend> F 
To backend (4#)> 955
To backend (4#)> 2
To backend (4#)> 4
To backend (4#)> 0
To backend (4#)> 1
To backend> y
From backend> V
From backend> G
From backend (#4)> 4
From backend (#4)> 1
From backend> 0
From backend> Z
To backend> F 
To backend (4#)> 956
To backend (4#)> 3
To backend (4#)> 4
To backend (4#)> 0
To backend (4#)> 4
To backend (4#)> 3
To backend (4#)> 4
To backend (4#)> 0
From backend> V
From backend> G
From backend (#4)> 4
From backend (#4)> 3
From backend> 0
From backend> Z
To backend> F 
To backend (4#)> 955
To backend (4#)> 2
To backend (4#)> 4
To backend (4#)> 0
To backend (4#)> 1
To backend> y
From backend> E
From backend> "ERROR:  heap_fetch: xinv19201 relation: ReadBuffer(81aeefe) failed
"
From backend> Z