CREATE DATABASE 'D:\\Solution2.db' LOG ON 'D:\\solution2.log' 
CASE IGNORE ACCENT IGNORE PAGE SIZE 4096 
COLLATION '1251CYR(CaseSensitivity=Ignore)' 
NCHAR COLLATION 'UCA(Locale=ru_RU;CaseSensitivity=Ignore;AccentSensitivity=Ignore;PunctuationSensitivity=Primary)' 
BLANK PADDING OFF JCONNECT ON CHECKSUM ON

CREATE TABLE "DBA"."TEST_UTF8" (
    "ID"                             integer NOT NULL DEFAULT autoincrement
   ,"CSTR"                           char(100) NULL
   ,PRIMARY KEY ("ID" ASC) 
)

create procedure DBA.TestUTF8( in cText nchar(100) ) 
begin
  insert into dba.TEST_UTF8( CSTR ) values( TO_CHAR(cText) ) ;
  commit work
end

CREATE SERVICE "Test" 
    TYPE 'SOAP' AUTHORIZATION OFF SECURE OFF URL PATH OFF USER "UserWeb1" USING "FORMAT=XML;DATATYPE=ON"  AS
call dba.TestUTF8(:text)

25/09 19:54:15.492 - 0.001 - 91.215.55.10:15023 - 80 - "POST /Solution2/Test HTTP/1.1" - 200 OK - 876 - 
-->     User-Agent: Zend_Http_Client
-->     @HttpMethod: POST
-->     Host: myhost
-->     Connection: close
-->     @MediaType: text/xml
-->     Content-Type: text/xml
-->     Content-Length: 395
-->     @HttpVersion: HTTP/1.1
-->     Accept-encoding: gzip, deflate
-->     @HttpURI: /Solution2/Test
<--     Date: Tue, 25 Sep 2012 16:54:15 GMT
<--     Transfer-Encoding: chunked
<--     Connection: close
<--     Expires: Tue, 25 Sep 2012 16:54:15 GMT
<--     Content-Type: text/xml; charset=UTF-8
<--     Server: SQLAnywhere/12.0.1.3769

insert into dba.TEST_UTF8( CSTR ) values( CSCONVERT(cText, 'utf-8', 'cp1251') )