FreeTDS Development Group

[Frediano Ziglio <freddy77 AT gmail.com>]

I should take a break... odbc_stat_execute is not used by
SQLGetTypeInfo (patch cannot work)...

bye
  freddy77


2010/11/26 Frediano Ziglio <freddy77 AT gmail.com>:
> Hi,
>  could you try this patch. I rewrote odbc_stat_execute using RPC
> instead of building the string.
>
> Frediano Ziglio
>
> 2010/11/24 Peter C. Norton <spacey-freetds.org AT ssr.com>:
>> I'm re-sending this to the list because it's the one outstanding issue
>> that I'm aware of at this time with freetds.  I think it's gotten lost
>> in the glut of error reports I sent earlier.
>>
>> I've confirmed that this still exists based on a checkout from the
>> most recent available snapshot (cvs->git mirror->me, last changelog is
>> updated as of 10/29.  Brianb, is your git sync script still working?)
>>
>> Let me know if more info is needed.
>>
>> Thanks,
>>
>> -Peter
>>
>>
>> ----- Forwarded message from "Peter C. Norton" -----
>>
>> Sorry for the length of this post.  I'm trying to become familiar with
>> what's going on here so I'm putting in perhaps too much information
>> rather than too little.
>>
>> It seems like when I'm connecting to a Sybase server (belonging to a
>> vendor, which I have no control over), I will reliably get an error
>> message when issuing something as simple as "select 1".  This seems to
>> be the same issue as another users pyodbc issue #89, at
>> http://code.google.com/p/pyodbc/issues/detail?id=89.  I'm sending this
>> here, because so far my debugging seems to point to freetds's odbc.c,
>> but I could be wrong.
>>
>> When this issue happens, this is what the top of the call stack looks like:
>>
>>    #0  _SQLExecute (stmt=0x8309e0) at odbc.c:3224
>>    #1  0x00002aaaae77afed in SQLExecDirect (statement_handle=0x831870, 
>> statement_text=0x2aaaaaf656b4 "select 1", text_length=-3) at 
>> SQLExecDirect.c:421
>>    #2  0x00002aaaae555dab in execute (cur=0x6fd030, pSql=0x2aaaaaf65690, 
>> params=0x0, skip_first=false) at /var/tmp/pyodbc/src/cursor.cpp:673
>>    #3  0x00002aaaaab998bd in call_function (f=0x7899a0, throwflag=<value 
>> optimized out>) at Python/ceval.c:3750
>>
>> I've attached the relevant section of the dump file, starting at 4635
>> lines into the output.
>>
>> The part that seems to be generating the error seems to be the state
>> machine left in the "wrong" state, with more_results being set, and
>> the state being set to TDS_PENDING (below, in gdb), but that's not
>> valid after the SQLFetch: NO_DATA_FOUND?
>>
>>    util.c:156:Changed query state from PENDING to READING
>>    token.c:554:processing result tokens.  marker is  ff(DONEINPROC)
>>    token.c:2461:tds_process_end: more_results = 1
>>                was_cancelled = 0
>>                error = 0
>>                done_count_valid = 1
>>    token.c:2492:                rows_affected = 1
>>    util.c:156:Changed query state from READING to PENDING
>>    odbc.c:3534:odbc_process_tokens: tds_process_tokens returned 1
>>    odbc.c:3535:    result_type=4054, TDS_DONE_COUNT=10, TDS_DONE_ERROR=0
>>    odbc.c:3599:odbc_process_tokens: processed TDS_DONEINPROC_RESULT
>>    odbc.c:3803:SQLFetch: NO_DATA_FOUND
>>    odbc.c:5940:SQLGetTypeInfo(0x84ccc00, -2)
>>    odbc.c:3211:_SQLExecute(0x84ccc00)
>>    odbc.c:3216:_SQLExecute() starting with state 2
>>    error.c:412:odbc_errs_add: "Invalid cursor state"
>>
>> and all this seems to happen before the "select 1" is ever passed to the 
>> server.
>>
>> I can verify, at least, that from the debuggers point of view, the
>> state seems to be consistent with the error conditions being checked
>> for.  Going into odbc.c:_SQLExecute when the above happens, this is
>> what the struct *tds looks like (from another run, btw, so the memory
>> addresses probably don't match):
>>
>>    (gdb) p *tds
>>    $44 = {s = 6, tds_version = 1280, product_version = 201654272, 
>> product_name = 0x829b80 "sql server", capabilities = 
>> "\001\t\000\b\002aA????\002\t\000\000\000\000\002\000\000\000", 
>> broken_dates = 0, emul_little_endian = 0, use_iconv = 0, in_buf = 0x82a310 
>> "\004\001\001J", out_buf = 0x829360 "\017\001", in_buf_max = 512, in_pos = 
>> 316, out_pos = 8, in_len = 330, in_flag = 4 '\004', out_flag = 15 '\017', 
>> parent = 0x826010, current_results = 0x827cd0, res_info = 0x827cd0, 
>> num_comp_info = 0, comp_info = 0x0, param_info = 0x0, cur_cursor = 0x0, 
>> cursors = 0x0, has_status = 0 '\000', ret_status = 0, state = TDS_PENDING, 
>> in_cancel = 0 '\000', rows_affected = 1, query_timeout = 0, env = 
>> {block_size = 512, language = 0x0, charset = 0x827d60 "iso_1", database = 
>> 0x829aa0 "tempdb"}, cur_dyn = 0x0, dyns = 0x0, tds_ctx = 0x827ca0, 
>> char_conv_count = 4, char_convs = 0x827d30, connection = 0x0, spid = -1, 
>> collation = "\000\000\000\000", tds9_transaction = 
>> "\000\000\000\000\000\000\000", env_
>>  chg_func = 0x2aaab1a7f2a0 <odbc_env_change>, internal_sp_called = 0, 
>> tls_session = 0x0, tls_credentials = 0x0, authentication = 0x0, 
>> option_value = 0}
>>    (gdb)
>>
>>
>> this is the state of the *tds structure when this code in odbc.c is hit:
>>
>>    (gdb) list
>>    3219                if (stmt->params && stmt->param_num <= 
>> stmt->param_count)
>>    3220                        /* TODO what error ?? */
>>    3221                        return SQL_ERROR;
>>    3222
>>    3223                if (tds->state != TDS_IDLE) {
>>    3224                        if (tds->state == TDS_DEAD) {
>>    3225                                odbc_errs_add(&stmt->errs, "08S01", 
>> NULL);
>>    3226                        } else {
>>    3227                                odbc_errs_add(&stmt->errs, "24000", 
>> NULL);
>>    3228                        }
>>
>> The sequence of odbc discovery queryes via "EXEC sp_datatypeinfo %d"
>> requests leading up to this, via putting a breakpoint in
>> osbc.c:_SQLExecute(), looks like this:
>>
>> EXEC sp_datatype_info 11
>> EXEC sp_datatype_info 12
>> EXEC sp_datatype_info 12
>> EXEC sp_datatype_info -9
>> EXEC sp_datatype_info -2
>>
>> Then after this, the next time _SQLExecute is entered, it's trying to
>> execute "select 1", and per the attached dump, it fails miserably
>> because the connection is in an invalid state.
>>
>> An interesting note: it seems like on this database 11, 12, and -2
>> return multiple types that have the matching data_type.  -9 doesn't
>> match anything.
>>
>> Could it be that something about the multiple values being returned by
>> sp_datatype_info are the cause of the problem here?
>>
>> From looking at odbc.c:SQLGetTypeInfo(), it looks like where it's
>> checking for the types (starting at line 5890 in my current checkout)
>> something may be going wrong.  I see that on this dataserver
>> "sp_datatype_info -2" returns 4 rows, and the first one is the
>> definition of "binary" and the rest are defined by someone else
>> (probably the vendor who owns the box).  Looking at SQLGetTypeInfo():
>>
>>        /*
>>         * Sybase return first nvarchar for char... and without length !!!
>>         * Some program use first entry so we discard all entry bfore 
>> varchar
>>         */
>>        n = 0;
>>        while (tds->current_results) {
>>                TDSRESULTINFO *resinfo;
>>                TDSCOLUMN *colinfo;
>>                char *name;
>>
>>                /* if next is varchar leave next for SQLFetch */
>>                if (n == (varchar_pos - 1))
>>                        break;
>>
>>                switch (tds_process_tokens(stmt->dbc->tds_socket, 
>> &result_type, &compute_id, TDS_STOPAT_ROWFMT|TDS_RETURN_ROW)) {
>>                case TDS_SUCCEED:
>>                        if (result_type == TDS_ROW_RESULT)
>>                                break;
>>                case TDS_NO_MORE_RESULTS:
>>                        /* discard other tokens */
>>                        tds_process_simple_query(tds);
>>                        if (n >= varchar_pos && varchar_pos > 0)
>>                                goto redo;
>>                        break;
>>                case TDS_CANCELLED:
>>                        odbc_errs_add(&stmt->errs, "HY008", NULL);
>>                        break;
>>                }
>>                if (!tds->current_results)
>>                        break;
>>                ++n;
>>
>>                resinfo = tds->current_results;
>>                colinfo = resinfo->columns[0];
>>                name = (char *) colinfo->column_data;
>>                /* skip nvarchar and sysname */
>>                if (colinfo->column_cur_size == 7 && memcmp("varchar", 
>> name, 7) == 0) {
>>                        varchar_pos = n;
>>                }
>>        }
>>        ODBC_RETURN(stmt, res);
>>
>> when ODBC_RETURN returns, the value returned to the caller is -1 after
>> the call to "EXEC sp_datatype_info -2".
>>
>> Let me know if I can provide more info, or help narrow down what the
>> exact problem is here.
>>
>> Thanks,
>>
>> -Peter
>>
>>
>>
>>
>> net.c:730:Sending packet
>> 0000 0f 01 00 26 00 00 00 00-21 19 00 00 00 00 45 58 |...&.... !.....EX|
>> 0010 45 43 20 73 70 5f 64 61-74 61 74 79 70 65 5f 69 |EC sp_da tatype_i|
>> 0020 6e 66 6f 20 2d 39      -                        |nfo -9|
>>
>> token.c:539:tds_process_tokens(0x84ce7e0, 0x7fff9a296ba4, 0x7fff9a296ba0, 
>> 0x6914)
>> util.c:156:Changed query state from PENDING to READING
>> net.c:546:Received header
>> 0000 04 00 02 00 00 00 00 00-                        |........|
>>
>> net.c:600:Received packet
>> 0000 04 00 02 00 00 00 00 00-ff 45 00 01 00 00 00 00 |........ .E......|
>> 0010 00 61 f8 02 00 00 11 00-09 74 79 70 65 5f 6e 61 |.a...... .type_na|
>> 0020 6d 65 00 00 08 73 79 73-74 79 70 65 73 04 6e 61 |me...sys types.na|
>> 0030 6d 65 10 00 00 00 12 00-00 00 27 1e 00 00 00 00 |me...... ..'.....|
>> 0040 11 73 70 74 5f 64 61 74-61 74 79 70 65 5f 69 6e |.spt_dat atype_in|
>> 0050 66 6f 09 64 61 74 61 5f-74 79 70 65 10 00 00 00 |fo.data_ type....|
>> 0060 06 00 00 00 34 00 08 70-72 65 63 69 73 6f 6e 00 |....4..p recison.|
>> 0070 00 00 08 70 72 65 63 69-73 6f 6e 30 00 00 00 07 |...preci son0....|
>> 0080 00 00 00 26 04 00 00 00-00 11 73 70 74 5f 64 61 |...&.... ..spt_da|
>> 0090 74 61 74 79 70 65 5f 69-6e 66 6f 0e 6c 69 74 65 |tatype_i nfo.lite|
>> 00a0 72 61 6c 5f 70 72 65 66-69 78 30 00 00 00 02 00 |ral_pref ix0.....|
>> 00b0 00 00 27 20 00 00 00 00-11 73 70 74 5f 64 61 74 |..' .... .spt_dat|
>> 00c0 61 74 79 70 65 5f 69 6e-66 6f 0e 6c 69 74 65 72 |atype_in fo.liter|
>> 00d0 61 6c 5f 73 75 66 66 69-78 30 00 00 00 02 00 00 |al_suffi x0......|
>> 00e0 00 27 20 00 00 00 00 15-73 70 74 5f 64 61 74 61 |.' ..... spt_data|
>> 00f0 74 79 70 65 5f 69 6e 66-6f 5f 65 78 74 0d 63 72 |type_inf o_ext.cr|
>> 0100 65 61 74 65 5f 70 61 72-61 6d 73 30 00 00 00 02 |eate_par ams0....|
>> 0110 00 00 00 27 20 00 00 00-00 11 73 70 74 5f 64 61 |...' ... ..spt_da|
>> 0120 74 61 74 79 70 65 5f 69-6e 66 6f 08 6e 75 6c 6c |tatype_i nfo.null|
>> 0130 61 62 6c 65 10 00 00 00-06 00 00 00 34 00 00 00 |able.... ....4...|
>> 0140 00 11 73 70 74 5f 64 61-74 61 74 79 70 65 5f 69 |..spt_da tatype_i|
>> 0150 6e 66 6f 0e 63 61 73 65-5f 73 65 6e 73 69 74 69 |nfo.case _sensiti|
>> 0160 76 65 10 00 00 00 06 00-00 00 34 00 00 00 00 11 |ve...... ..4.....|
>> 0170 73 70 74 5f 64 61 74 61-74 79 70 65 5f 69 6e 66 |spt_data type_inf|
>> 0180 6f 0a 73 65 61 72 63 68-61 62 6c 65 10 00 00 00 |o.search able....|
>> 0190 06 00 00 00 34 00 00 00-00 11 73 70 74 5f 64 61 |....4... ..spt_da|
>> 01a0 74 61 74 79 70 65 5f 69-6e 66 6f 12 75 6e 73 69 |tatype_i nfo.unsi|
>> 01b0 67 6e 65 64 5f 61 74 74-72 69 62 75 74 65 30 00 |gned_att ribute0.|
>> 01c0 00 00 06 00 00 00 26 02-00 00 00 00 11 73 70 74 |......&. .....spt|
>> 01d0 5f 64 61 74 61 74 79 70-65 5f 69 6e 66 6f 05 6d |_datatyp e_info.m|
>> 01e0 6f 6e 65 79 10 00 00 00-06 00 00 00 34 00 00 00 |oney.... ....4...|
>> 01f0 00 11 73 70 74 5f 64 61-74 61 74 79 70 65 5f 69 |..spt_da tatype_i|
>>
>> token.c:554:processing result tokens.  marker is  ff(DONEINPROC)
>> token.c:2461:tds_process_end: more_results = 1
>>                was_cancelled = 0
>>                error = 0
>>                done_count_valid = 0
>> token.c:2492:                rows_affected = 0
>> util.c:156:Changed query state from READING to PENDING
>> odbc.c:3534:odbc_process_tokens: tds_process_tokens returned 1
>> odbc.c:3535:    result_type=4054, TDS_DONE_COUNT=0, TDS_DONE_ERROR=0
>> odbc.c:3599:odbc_process_tokens: processed TDS_DONEINPROC_RESULT
>> odbc.c:3374:_SQLExecute: odbc_process_tokens returned result_type 4054
>> token.c:539:tds_process_tokens(0x84ce7e0, 0x7fff9a296ba4, 0x7fff9a296ba0, 
>> 0x6914)
>> util.c:156:Changed query state from PENDING to READING
>> token.c:554:processing result tokens.  marker is  61(ROWFMT2)
>> token.c:1831:tds5_process_result
>> mem.c:615:tds_free_all_results()
>> token.c:1855:num_cols=17
>> token.c:1958:col 0:
>> token.c:1959:   column_name=[type_name]
>> token.c:1965:   flags=10 utype=18 type=39 varint=1
>> token.c:1968:   colsize=30 prec=0 scale=0
>> token.c:1958:col 1:
>> token.c:1959:   column_name=[data_type]
>> token.c:1965:   flags=10 utype=6 type=52 varint=0
>> token.c:1968:   colsize=2 prec=0 scale=0
>> token.c:1958:col 2:
>> token.c:1959:   column_name=[precison]
>> token.c:1965:   flags=30 utype=7 type=38 varint=1
>> token.c:1968:   colsize=4 prec=0 scale=0
>> token.c:1958:col 3:
>> token.c:1959:   column_name=[literal_prefix]
>> token.c:1965:   flags=30 utype=2 type=39 varint=1
>> token.c:1968:   colsize=32 prec=0 scale=0
>> token.c:1958:col 4:
>> token.c:1959:   column_name=[literal_suffix]
>> token.c:1965:   flags=30 utype=2 type=39 varint=1
>> token.c:1968:   colsize=32 prec=0 scale=0
>> token.c:1958:col 5:
>> token.c:1959:   column_name=[create_params]
>> token.c:1965:   flags=30 utype=2 type=39 varint=1
>> token.c:1968:   colsize=32 prec=0 scale=0
>> token.c:1958:col 6:
>> token.c:1959:   column_name=[nullable]
>> token.c:1965:   flags=10 utype=6 type=52 varint=0
>> token.c:1968:   colsize=2 prec=0 scale=0
>> token.c:1958:col 7:
>> token.c:1959:   column_name=[case_sensitive]
>> token.c:1965:   flags=10 utype=6 type=52 varint=0
>> token.c:1968:   colsize=2 prec=0 scale=0
>> token.c:1958:col 8:
>> token.c:1959:   column_name=[searchable]
>> token.c:1965:   flags=10 utype=6 type=52 varint=0
>> token.c:1968:   colsize=2 prec=0 scale=0
>> token.c:1958:col 9:
>> token.c:1959:   column_name=[unsigned_attribute]
>> token.c:1965:   flags=30 utype=6 type=38 varint=1
>> token.c:1968:   colsize=2 prec=0 scale=0
>> token.c:1958:col 10:
>> token.c:1959:   column_name=[money]
>> token.c:1965:   flags=10 utype=6 type=52 varint=0
>> token.c:1968:   colsize=2 prec=0 scale=0
>> net.c:546:Received header
>> 0000 04 01 01 4a 00 00 00 00-                        |...J....|
>>
>> net.c:600:Received packet
>> 0000 04 01 01 4a 00 00 00 00-6e 66 6f 0e 61 75 74 6f |...J.... nfo.auto|
>> 0010 5f 69 6e 63 72 65 6d 65-6e 74 30 00 00 00 06 00 |_increme nt0.....|
>> 0020 00 00 26 02 00 00 00 00-11 73 70 74 5f 64 61 74 |..&..... .spt_dat|
>> 0030 61 74 79 70 65 5f 69 6e-66 6f 0f 6c 6f 63 61 6c |atype_in fo.local|
>> 0040 5f 74 79 70 65 5f 6e 61-6d 65 10 00 00 00 02 00 |_type_na me......|
>> 0050 00 00 27 80 00 00 00 00-11 73 70 74 5f 64 61 74 |..'..... .spt_dat|
>> 0060 61 74 79 70 65 5f 69 6e-66 6f 0d 73 71 6c 5f 64 |atype_in fo.sql_d|
>> 0070 61 74 61 5f 74 79 70 65-30 00 00 00 06 00 00 00 |ata_type 0.......|
>> 0080 26 02 00 00 00 00 11 73-70 74 5f 64 61 74 61 74 |&......s pt_datat|
>> 0090 79 70 65 5f 69 6e 66 6f-10 73 71 6c 5f 64 61 74 |ype_info .sql_dat|
>> 00a0 65 74 69 6d 65 5f 73 75-62 30 00 00 00 06 00 00 |etime_su b0......|
>> 00b0 00 26 02 00 00 00 00 11-73 70 74 5f 64 61 74 61 |.&...... spt_data|
>> 00c0 74 79 70 65 5f 69 6e 66-6f 0e 6e 75 6d 5f 70 72 |type_inf o.num_pr|
>> 00d0 65 63 5f 72 61 64 69 78-30 00 00 00 06 00 00 00 |ec_radix 0.......|
>> 00e0 26 02 00 00 00 00 11 73-70 74 5f 64 61 74 61 74 |&......s pt_datat|
>> 00f0 79 70 65 5f 69 6e 66 6f-12 69 6e 74 65 72 76 61 |ype_info .interva|
>> 0100 6c 5f 70 72 65 63 69 73-69 6f 6e 30 00 00 00 06 |l_precis ion0....|
>> 0110 00 00 00 26 02 00 ae 11-00 00 00 00 00 00 00 00 |...&.... ........|
>> 0120 00 00 00 00 00 00 00 00-00 00 ff 55 00 01 00 00 |........ ...U....|
>> 0130 00 00 00 ff 55 00 01 00-01 00 00 00 79 00 00 00 |....U... ....y...|
>> 0140 00 fe 0c 00 01 00 01 00-00 00                   |........ ..|
>>
>> token.c:1958:col 11:
>> token.c:1959:   column_name=[auto_increment]
>> token.c:1965:   flags=30 utype=6 type=38 varint=1
>> token.c:1968:   colsize=2 prec=0 scale=0
>> token.c:1958:col 12:
>> token.c:1959:   column_name=[local_type_name]
>> token.c:1965:   flags=10 utype=2 type=39 varint=1
>> token.c:1968:   colsize=128 prec=0 scale=0
>> token.c:1958:col 13:
>> token.c:1959:   column_name=[sql_data_type]
>> token.c:1965:   flags=30 utype=6 type=38 varint=1
>> token.c:1968:   colsize=2 prec=0 scale=0
>> token.c:1958:col 14:
>> token.c:1959:   column_name=[sql_datetime_sub]
>> token.c:1965:   flags=30 utype=6 type=38 varint=1
>> token.c:1968:   colsize=2 prec=0 scale=0
>> token.c:1958:col 15:
>> token.c:1959:   column_name=[num_prec_radix]
>> token.c:1965:   flags=30 utype=6 type=38 varint=1
>> token.c:1968:   colsize=2 prec=0 scale=0
>> token.c:1958:col 16:
>> token.c:1959:   column_name=[interval_precision]
>> token.c:1965:   flags=30 utype=6 type=38 varint=1
>> token.c:1968:   colsize=2 prec=0 scale=0
>> util.c:156:Changed query state from READING to PENDING
>> odbc.c:3534:odbc_process_tokens: tds_process_tokens returned 1
>> odbc.c:3535:    result_type=4049, TDS_DONE_COUNT=0, TDS_DONE_ERROR=0
>> odbc.c:3605:odbc_process_tokens: returning result_type 4049
>> odbc.c:3374:_SQLExecute: odbc_process_tokens returned result_type 4049
>> token.c:539:tds_process_tokens(0x84ce7e0, 0x7fff9a296ba4, 0x7fff9a296ba0, 
>> 0x6914)
>> util.c:156:Changed query state from PENDING to READING
>> token.c:554:processing result tokens.  marker is  ae(CONTROL)
>> token.c:122:tds_process_default_tokens() marker is ae(CONTROL)
>> token.c:237:Eating CONTROL token
>> token.c:554:processing result tokens.  marker is  ff(DONEINPROC)
>> token.c:2461:tds_process_end: more_results = 1
>>                was_cancelled = 0
>>                error = 0
>>                done_count_valid = 1
>> token.c:2492:                rows_affected = 0
>> util.c:156:Changed query state from READING to PENDING
>> odbc.c:3534:odbc_process_tokens: tds_process_tokens returned 1
>> odbc.c:3535:    result_type=4054, TDS_DONE_COUNT=10, TDS_DONE_ERROR=0
>> odbc.c:3599:odbc_process_tokens: processed TDS_DONEINPROC_RESULT
>> odbc.c:3374:_SQLExecute: odbc_process_tokens returned result_type 4054
>> odbc.c:3935:SQLFetch(0x84ccc00)
>> odbc.c:3671:_SQLFetch(0x84ccc00, 1, 0)
>> token.c:539:tds_process_tokens(0x84ce7e0, 0x7fff9a296b74, 0x7fff9a296b70, 
>> 0x6508)
>> util.c:156:Changed query state from PENDING to READING
>> token.c:554:processing result tokens.  marker is  ff(DONEINPROC)
>> token.c:2461:tds_process_end: more_results = 1
>>                was_cancelled = 0
>>                error = 0
>>                done_count_valid = 1
>> token.c:2492:                rows_affected = 1
>> util.c:156:Changed query state from READING to PENDING
>> odbc.c:3534:odbc_process_tokens: tds_process_tokens returned 1
>> odbc.c:3535:    result_type=4054, TDS_DONE_COUNT=10, TDS_DONE_ERROR=0
>> odbc.c:3599:odbc_process_tokens: processed TDS_DONEINPROC_RESULT
>> odbc.c:3803:SQLFetch: NO_DATA_FOUND
>> odbc.c:5940:SQLGetTypeInfo(0x84ccc00, -2)
>> odbc.c:3211:_SQLExecute(0x84ccc00)
>> odbc.c:3216:_SQLExecute() starting with state 2
>> error.c:412:odbc_errs_add: "Invalid cursor state"
>> error.c:517:SQLGetDiagRec(3, 0x84ccc00, 1, 0x7fff9a296c50, 0x7fff9a296c6c, 
>> 0x7fff9a296a50, 512, 0x7fff9a296c68)
>> error.c:566:SQLGetDiagRec: "[FreeTDS][SQL Server]Invalid cursor state"
>> error.c:517:SQLGetDiagRec(3, 0x84ccc00, 2, 0x7fff9a296c50, 0x7fff9a296c6c, 
>> 0x7fff9a296a50, 512, 0x7fff9a296c68)
>> odbc.c:1716:SQLAllocStmt(0x84ccda0, 0x84d7580)
>> odbc.c:1615:_SQLAllocStmt(0x84ccda0, 0x84d7580)
>> odbc.c:4154:SQLFreeStmt(0x84d6310, 0)
>> odbc.c:4075:_SQLFreeStmt(0x84d6310, 0, 0)
>> odbc.c:3463:SQLExecDirect(0x84d6310, 0x2b1610cc96b4, -3)
>> prepare_query.c:203:parsing 0 parameters
>> odbc.c:3211:_SQLExecute(0x84d6310)
>> odbc.c:3216:_SQLExecute() starting with state 2
>> error.c:412:odbc_errs_add: "Invalid cursor state"
>> error.c:517:SQLGetDiagRec(3, 0x84d6310, 1, 0x7fff9a296d50, 0x7fff9a296d6c, 
>> 0x7fff9a296b50, 512, 0x7fff9a296d68)
>> error.c:566:SQLGetDiagRec: "[FreeTDS][SQL Server]Invalid cursor state"
>> error.c:517:SQLGetDiagRec(3, 0x84d6310, 2, 0x7fff9a296d50, 0x7fff9a296d6c, 
>> 0x7fff9a296b50, 512, 0x7fff9a296d68)
>> error.c:517:SQLGetDiagRec(3, 0x84d6310, 1, 0x7fff9a296e90, 0x7fff9a296ea8, 
>> 0x7fff9a296a90, 1023, 0x7fff9a296eae)
>> error.c:566:SQLGetDiagRec: "[FreeTDS][SQL Server]Invalid cursor state"
>>
>>
>> ----- End forwarded message -----
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