I double-checked the error message and found the plus sign '+' is missing
in the error message:
file_len := file_len ses_len;
Do we need to escape plus sign in shell script? Any comment?
On Tue, Apr 7, 2015 at 4:36 PM, Gang Fu <gangfu1...@gmail.com> wrote:
> Hi,
>
> In our application, we want to create many different dump functions to
> dump different subset of triple collections from database.
>
> According to the wiki page:
>
> http://virtuoso.openlinksw.com/dataspace/doc/dav/wiki/Main/VirtRDFDatasetDump
>
> we can define dump one graph function in isql command line. Since we will
> create hundreds of customized dump functions, we do not want to copy and
> paste to isql command line. Instead we want to prepare a shell script.
>
> In the bash shell, we need to take care of single quote by converting ' to
> '"'"'.
>
> Basically, I copy and paste the create procedure into shell script
> surrounded by:
>
> /opt/virtuoso/bin/isql 1111 dba <password> exec='<create procedure
> function>'
>
> But I always got this error
> *** Error 37000: [Virtuoso Driver][Virtuoso Server]SQ074: Line 40:
> at line 0 of Top-Level:
>
> although the create procedure function itself works fine in the isql
> command line.
> Can anyone help me out?
>
> Thank you very much!
>
> Best,
> Gang
> -----------------------------------------------
> The shell command is as follow:
> /opt/virtuoso/bin/isql 1111 dba <password> verbose=on banner=off
> prompt=off echo=ON errors=stdout \
> exec='CREATE PROCEDURE dump_one_graph
> ( IN srcgraph VARCHAR ,
> IN out_file VARCHAR ,
> IN file_length_limit INTEGER := 1000000000
> )
> {
> DECLARE file_name VARCHAR;
> DECLARE env,
> ses ANY;
> DECLARE ses_len,
> max_ses_len,
> file_len,
> file_idx INTEGER;
> SET ISOLATION = '"'"'uncommitted'"'"';
> max_ses_len := 10000000;
> file_len := 0;
> file_idx := 1;
> file_name := sprintf ('"'"'%s%06d.ttl'"'"', out_file, file_idx);
> string_to_file ( file_name || '"'"'.graph'"'"',
> srcgraph,
> -2
> );
> string_to_file ( file_name,
> sprintf ( '"'"'# Dump of graph <%s>, as of %s\n@base
> <> .\n'"'"',
> srcgraph,
> CAST (NOW() AS VARCHAR)
> ),
> -2
> );
> env := vector (dict_new (16000), 0, '"''"', '"''"', '"''"', 0, 0, 0,
> 0, 0);
> ses := string_output ();
> FOR (SELECT * FROM ( SPARQL DEFINE input:storage ""
> SELECT ?s ?p ?o { GRAPH `iri(?:srcgraph)` { ?s ?p
> ?o } }
> ) AS sub OPTION (LOOP)) DO
> {
> http_ttl_triple (env, "s", "p", "o", ses);
> ses_len := length (ses);
> IF (ses_len > max_ses_len)
> {
> file_len := file_len + ses_len;
> IF (file_len > file_length_limit)
> {
> http ('"'"' .\n'"'"', ses);
> string_to_file (file_name, ses, -1);
> gz_compress_file (file_name, file_name||'"'"'.gz'"'"');
> file_delete (file_name);
> file_len := 0;
> file_idx := file_idx + 1;
> file_name := sprintf ('"'"'%s%06d.ttl'"'"', out_file,
> file_idx);
> string_to_file ( file_name,
> sprintf ( '"'"'# Dump of graph <%s>, as
> of %s (part %d)\n@base <> .\n'"'"',
> srcgraph,
> CAST (NOW() AS VARCHAR),
> file_idx),
> -2
> );
> env := VECTOR (dict_new (16000), 0, '"''"', '"''"',
> '"''"', 0, 0, 0, 0, 0);
> }
> ELSE
> string_to_file (file_name, ses, -1);
> ses := string_output ();
> }
> }
> IF (LENGTH (ses))
> {
> http ('"'"' .\n'"'"', ses);
> string_to_file (file_name, ses, -1);
> gz_compress_file (file_name, file_name||'"'"'.gz'"'"');
> file_delete (file_name);
> }
> }
> ;'
>
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