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<title>OTL 4.0, Example 43 (Get Rows Processed Count in Oracle 7)</title>
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<h1>OTL 4.0, Example 43 (Get Rows Processed Count in Oracle 7)</h1>
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<h1>
<a name="example1"></a>Example 43 (Get Rows Processed Count in Oracle 7)</h1>
This example demonstrates both the direct_exec() and
otl_stream::get_rpc().returning
the rows processed count in Oracle 7.
<h2>Source Code</h2>
<pre>#include <iostream><br>using namespace std;<br><br>#include <stdio.h></pre>
<pre>#define OTL_ORA7 // Compile OTL 4.0/OCI7<br>#include <otlv4.h> // include the OTL 4.0 header file<br><br><a
href="otl3_connect_class.htm">otl_connect</a> db; // connect object<br><br>void insert()<br>// insert rows into table<br>{ <br> <a
href="otl3_stream_class.htm">otl_stream</a> o(200, // buffer size<br> "insert into test_tab values(:f1<float>,:f2<char[31]>)", <br> // SQL statement<br> db // connect object<br> );<br> char tmp[32];<br><br> for(int i=1;i<=123;++i){<br> sprintf(tmp,"Name%d",i);<br> o<<(float)i<<tmp;<br> }<br> o.<a
href="otl3_stream_class.htm#flush">flush</a>();<br><br> cout<<"Rows inserted: "<<o.get_rpc()<<endl;<br><br>}<br><br>void delete_rows()<br>{ <br> long rpc=otl_cursor::direct_exec(db,"delete from test_tab where f1>=95");<br> <br> cout<<"Rows deleted: "<<rpc<<endl;<br>}<br><br>int main()<br>{<br> <a
href="otl3_connect_class.htm">otl_connect::otl_initialize</a>(); // initialize OCI environment<br> try{<br><br> db.rlogon("scott/tiger"); // connect to Oracle<br><br> <a
href="otl3_const_sql.htm">otl_cursor::direct_exec<br></a> (<br> db,<br> "drop table test_tab",<br> otl_exception::disabled // disable OTL exceptions<br> ); // drop table<br><br> <a
href="otl3_const_sql.htm">otl_cursor::direct_exec<br></a> (<br> db,<br> "create table test_tab(f1 number, f2 varchar2(30))"<br> ); // create table<br><br> insert(); // insert records into table<br> delete_rows(); // select records from table<br><br> }<br><br> catch(<a
href="otl3_exception_class.htm">otl_exception</a>& p){ // intercept OTL exceptions<br> cerr<<p.msg<<endl; // print out error message<br> cerr<<p.stm_text<<endl; // print out SQL that caused the error<br> cerr<<p.var_info<<endl; // print out the variable that caused the error<br> }<br><br> db.logoff(); // disconnect from Oracle<br><br> return 0;<br><br>}</pre>
<h2>
Output</h2>
<pre>Rows inserted: 123<br>Rows deleted: 29<br><br><br><hr width="100%"></pre>
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