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<a name="l00130"></a>00130 res, con, stmt,<a name="l00131"></a>00131 <a name="l00132"></a>00132 OCIAttrGet((dvoid *) param, (ub4) OCI_DTYPE_PARAM, (dvoid *) &col->csfrm, <a name="l00133"></a>00133 (ub4 *) NULL, (ub4) OCI_ATTR_CHARSET_FORM, con->err)<a name="l00134"></a>00134 )<a name="l00135"></a>00135 <a name="l00136"></a>00136 <span class="comment">/* type of column length for string based column */</span><a name="l00137"></a>00137 <a name="l00138"></a>00138 <span class="preprocessor">#if OCI_VERSION_COMPILE >= OCI_9 </span><a name="l00139"></a>00139 <span class="preprocessor"></span><a name="l00140"></a>00140 <span class="keywordflow">if</span> ((OCILib.ver_runtime >= OCI_9) && (con->ver_maj >= OCI_9))<a name="l00141"></a>00141 {<a name="l00142"></a>00142 <span class="comment">/* char used - no error checking because on Oracle 9.0, querying</span><a name="l00143"></a>00143 <span class="comment"> this param that is not char/varchar based will cause an </span><a name="l00144"></a>00144 <span class="comment"> error */</span><a name="l00145"></a>00145 <a name="l00146"></a>00146 OCI_CALL1<a name="l00147"></a>00147 (<a name="l00148"></a>00148 res, con, stmt,<a name="l00149"></a>00149 <a name="l00150"></a>00150 OCIAttrGet((dvoid *) param, (ub4) OCI_DTYPE_PARAM, <a name="l00151"></a>00151 (dvoid *) &col-><a class="code" href="struct_o_c_i___column.html#826cc6a4d1aca903a8ff253458f8be16">charused</a>, (ub4 *) NULL, <a name="l00152"></a>00152 (ub4) OCI_ATTR_CHAR_USED, con->err)<a name="l00153"></a>00153 )<a name="l00154"></a>00154 }<a name="l00155"></a>00155 <a name="l00156"></a>00156 <span class="comment">/* char size */</span><a name="l00157"></a>00157 <a name="l00158"></a>00158 <span class="keywordflow">if</span> (col-><a class="code" href="struct_o_c_i___column.html#826cc6a4d1aca903a8ff253458f8be16">charused</a> == TRUE)<a name="l00159"></a>00159 {<a name="l00160"></a>00160 OCI_CALL1<a name="l00161"></a>00161 (<a name="l00162"></a>00162 res, con, stmt,<a name="l00163"></a>00163 <a name="l00164"></a>00164 OCIAttrGet((dvoid *) param, (ub4) OCI_DTYPE_PARAM, <a name="l00165"></a>00165 (dvoid *) &col-><a class="code" href="struct_o_c_i___column.html#6c9a6a724ee1b211e2088c21b494d0c4">charsize</a>, (ub4 *) NULL, <a name="l00166"></a>00166 (ub4) OCI_ATTR_CHAR_SIZE, con->err)<a name="l00167"></a>00167 )<a name="l00168"></a>00168 }<a name="l00169"></a>00169 <a name="l00170"></a>00170 <span class="keywordflow">if</span> ((OCILib.ver_runtime >= OCI_9) && (con->ver_maj >= OCI_9))<a name="l00171"></a>00171 {<a name="l00172"></a>00172 <span class="comment">/* fractional time precision for timestamps */</span><a name="l00173"></a>00173 <a name="l00174"></a>00174 <span class="keywordflow">if</span> (col-><a class="code" href="struct_o_c_i___column.html#ecb72443546a3c89b21c3cde379210a9">ocode</a> == SQLT_TIMESTAMP ||<a name="l00175"></a>00175 col-><a class="code" href="struct_o_c_i___column.html#ecb72443546a3c89b21c3cde379210a9">ocode</a> == SQLT_TIMESTAMP_TZ ||<a name="l00176"></a>00176 col-><a class="code" href="struct_o_c_i___column.html#ecb72443546a3c89b21c3cde379210a9">ocode</a> == SQLT_TIMESTAMP_LTZ)<a name="l00177"></a>00177 {<a name="l00178"></a>00178 OCI_CALL1<a name="l00179"></a>00179 (<a name="l00180"></a>00180 res, con, stmt,<a name="l00181"></a>00181 <a name="l00182"></a>00182 OCIAttrGet((dvoid *) param, (ub4) OCI_DTYPE_PARAM,<a name="l00183"></a>00183 (dvoid *) &col-><a class="code" href="struct_o_c_i___column.html#c4994d12d5658ac0749a89eca1c1b1c3">prec</a>, (ub4 *) NULL, <a name="l00184"></a>00184 (ub4) OCI_ATTR_FSPRECISION, con->err)<a name="l00185"></a>00185 )<a name="l00186"></a>00186 }<a name="l00187"></a>00187 <a name="l00188"></a>00188 <span class="comment">/* leading and fractional precision for interval */</span><a name="l00189"></a>00189 <a name="l00190"></a>00190 <span class="keywordflow">if</span> (col-><a class="code" href="struct_o_c_i___column.html#ecb72443546a3c89b21c3cde379210a9">ocode</a> == SQLT_INTERVAL_DS ||<a name="l00191"></a>00191 col-><a class="code" href="struct_o_c_i___column.html#ecb72443546a3c89b21c3cde379210a9">ocode</a> == SQLT_INTERVAL_YM)<a name="l00192"></a>00192 {<a name="l00193"></a>00193 OCI_CALL1<a name="l00194"></a>00194 (<a name="l00195"></a>00195 res, con, stmt,<a name="l00196"></a>00196 <a name="l00197"></a>00197 OCIAttrGet((dvoid *) param, (ub4) OCI_DTYPE_PARAM, <a name="l00198"></a>00198 (dvoid *) &col-><a class="code" href="struct_o_c_i___column.html#c4994d12d5658ac0749a89eca1c1b1c3">prec</a>, (ub4 *) NULL, <a name="l00199"></a>00199 (ub4) OCI_ATTR_LFPRECISION, con->err)<a name="l00200"></a>00200 )<a name="l00201"></a>00201 <a name="l00202"></a>00202 OCI_CALL1<a name="l00203"></a>00203 (<a name="l00204"></a>00204 res, con, stmt,<a name="l00205"></a>00205 <a name="l00206"></a>00206 OCIAttrGet((dvoid *) param, (ub4) OCI_DTYPE_PARAM, <a name="l00207"></a>00207 (dvoid *) &col->prec2, (ub4 *) NULL, <a name="l00208"></a>00208 (ub4) OCI_ATTR_FSPRECISION, con->err)<a name="l00209"></a>00209 )<a name="l00210"></a>00210 }<a name="l00211"></a>00211 }<a name="l00212"></a>00212 <a name="l00213"></a>00213 <span class="preprocessor">#endif</span><a name="l00214"></a>00214 <span class="preprocessor"></span><a name="l00215"></a>00215 <span class="comment">/* check nullable only for table based column */</span><a name="l00216"></a>00216 <a name="l00217"></a>00217 <span class="keywordflow">if</span> (ptype == OCI_DESC_RESULTSET)<a name="l00218"></a>00218 {<a name="l00219"></a>00219 OCI_CALL1<a name="l00220"></a>00220 (<a name="l00221"></a>00221 res, con, stmt,<a name="l00222"></a>00222 <a name="l00223"></a>00223 OCIAttrGet((dvoid *) param, (ub4) OCI_DTYPE_PARAM, <a name="l00224"></a>00224 (dvoid *) &col-><a class="code" href="struct_o_c_i___column.html#ab0b6dbf7fde1fd08f504888dcc74517">null</a>, (ub4 *) NULL, <a name="l00225"></a>00225 (ub4) OCI_ATTR_IS_NULL, con->err)<a name="l00226"></a>00226 )<a name="l00227"></a>00227 }<a name="l00228"></a>00228 <span class="keywordflow">else</span><a name="l00229"></a>00229 col-><a class="code" href="struct_o_c_i___column.html#ab0b6dbf7fde1fd08f504888dcc74517">null</a> = TRUE;<a name="l00230"></a>00230 <a name="l00231"></a>00231 <span class="comment">/* name */</span><a name="l00232"></a>00232 <a name="l00233"></a>00233 <span class="keywordflow">if</span> (ptype == OCI_DESC_COLLECTION) <a name="l00234"></a>00234 attrname = OCI_ATTR_TYPE_NAME;<a name="l00235"></a>00235 <span class="keywordflow">else</span><a name="l00236"></a>00236 attrname = OCI_ATTR_NAME;<a name="l00237"></a>00237 <a name="l00238"></a>00238 OCI_CALL1<a name="l00239"></a>00239 (<a name="l00240"></a>00240 res, con, stmt,<a name="l00241"></a>00241 <a name="l00242"></a>00242 OCIAttrGet((dvoid *) param, (ub4) OCI_DTYPE_PARAM, (dvoid *) &ostr,<a name="l00243"></a>00243 (ub4 *) &osize, (ub4) attrname, con->err)<a name="l00244"></a>00244 )<a name="l00245"></a>00245 <a name="l00246"></a>00246 if ((res == TRUE) && (ostr != NULL))<a name="l00247"></a>00247 {<a name="l00248"></a>00248 col-><a class="code" href="struct_o_c_i___column.html#78b329664d213d666619d5130098f309">name</a> = (mtext *) OCI_MemAlloc(OCI_IPC_STRING, <span class="keyword">sizeof</span>(mtext),<a name="l00249"></a>00249 ((osize/<span class="keyword">sizeof</span>(omtext))+ 1), TRUE);<a name="l00250"></a>00250 <a name="l00251"></a>00251 <span class="keywordflow">if</span> (col-><a class="code" href="struct_o_c_i___column.html#78b329664d213d666619d5130098f309">name</a> != NULL)<a name="l00252"></a>00252 {<a name="l00253"></a>00253 OCI_CopyString(ostr, col-><a class="code" href="struct_o_c_i___column.html#78b329664d213d666619d5130098f309">name</a>, &osize, <a name="l00254"></a>00254 <span class="keyword">sizeof</span>(omtext), <span class="keyword">sizeof</span>(mtext));<a name="l00255"></a>00255 }<a name="l00256"></a>00256 <span class="keywordflow">else</span><a name="l00257"></a>00257 res = FALSE;<a name="l00258"></a>00258 }<a name="l00259"></a>00259 <a name="l00260"></a>00260 <span class="comment">/* user type descriptor */</span><a name="l00261"></a>00261 <a name="l00262"></a>00262 <span class="keywordflow">if</span> (col-><a class="code" href="struct_o_c_i___column.html#ecb72443546a3c89b21c3cde379210a9">ocode</a> == SQLT_NTY || col-><a class="code" href="struct_o_c_i___column.html#ecb72443546a3c89b21c3cde379210a9">ocode</a> == SQLT_REF)<a name="l00263"></a>00263 {<a name="l00264"></a>00264 OCI_CALL1<a name="l00265"></a>00265 (<a name="l00266"></a>00266 res, con, stmt,<a name="l00267"></a>00267 <a name="l00268"></a>00268 OCIAttrGet((dvoid *) param, (ub4) OCI_DTYPE_PARAM, <a name="l00269"></a>00269 (dvoid *) &ostr, (ub4 *) &osize, <a name="l00270"></a>00270 (ub4) OCI_ATTR_TYPE_NAME, con->err)<a name="l00271"></a>00271 )<a name="l00272"></a>00272 <a name="l00273"></a>00273 if ((res == TRUE) && (ostr != NULL))⌨️ 快捷键说明
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