uTools-Manuals/docs/php/cubrid_schema.html
2019-04-28 19:00:34 +08:00

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<title>Get the requested schema information</title>
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<div id="layout-content"><div id="function.cubrid-schema" class="refentry">
<div class="refnamediv">
<h1 class="refname">cubrid_schema</h1>
<p class="verinfo">(PECL CUBRID &gt;= 8.3.0)</p><p class="refpurpose"><span class="refname">cubrid_schema</span> &mdash; <span class="dc-title">Get the requested schema information</span></p>
</div>
<div class="refsect1 description" id="refsect1-function.cubrid-schema-description">
<h3 class="title">说明</h3>
<div class="methodsynopsis dc-description">
<span class="methodname"><strong>cubrid_schema</strong></span>
( <span class="methodparam"><span class="type">resource</span> <code class="parameter">$conn_identifier</code></span>
, <span class="methodparam"><span class="type">int</span> <code class="parameter">$schema_type</code></span>
[, <span class="methodparam"><span class="type">string</span> <code class="parameter">$class_name</code></span>
[, <span class="methodparam"><span class="type">string</span> <code class="parameter">$attr_name</code></span>
]] ) : <span class="type">array</span></div>
<p class="para rdfs-comment">
The <span class="function"><strong>cubrid_schema()</strong></span> function is used to get the
requested schema information from database. You have to designate
<code class="parameter">class_name</code>, if you want to get information on
certain class, <code class="parameter">attr_name</code>, if you want to get
information on certain attribute (can be used only with CUBRID_
SCH_ATTR_PRIVILEGE).
</p>
<p class="para">
The result of the cubrid_schema function is returned as a two-dimensional
array (column (associative array) * row (numeric array)). The following
tables shows types of schema and the column structure of the result array to
be returned based on the schema type.
</p>
<p class="para">
<table class="doctable table">
<caption><strong>Result Composition of Each Type</strong></caption>
<thead>
<tr>
<th>Schema</th>
<th>Column Number</th>
<th>Column Name</th>
<th>Value</th>
</tr>
</thead>
<tbody class="tbody">
<tr>
<td>CUBRID_SCH_CLASS</td>
<td>1</td>
<td>NAME</td>
<td class="empty">&nbsp;</td>
</tr>
<tr>
<td class="empty">&nbsp;</td>
<td>2</td>
<td>TYPE</td>
<td>0:system class 1:vclass 2:class</td>
</tr>
<tr>
<td>CUBRID_SCH_VCLASS</td>
<td>1</td>
<td>NAME</td>
<td class="empty">&nbsp;</td>
</tr>
<tr>
<td class="empty">&nbsp;</td>
<td>2</td>
<td>TYPE</td>
<td>1:vclass</td>
</tr>
<tr>
<td>CUBRID_SCH_QUERY_SPEC</td>
<td>1</td>
<td>QUERY_SPEC</td>
<td class="empty">&nbsp;</td>
</tr>
<tr>
<td>CUBRID_SCH_ATTRIBUTE / CUBRID_SCH_CLASS_ATTRIBUTE</td>
<td>1</td>
<td>ATTR_NAME</td>
<td class="empty">&nbsp;</td>
</tr>
<tr>
<td class="empty">&nbsp;</td>
<td>2</td>
<td>DOMAIN</td>
<td class="empty">&nbsp;</td>
</tr>
<tr>
<td class="empty">&nbsp;</td>
<td>3</td>
<td>SCALE</td>
<td class="empty">&nbsp;</td>
</tr>
<tr>
<td class="empty">&nbsp;</td>
<td>4</td>
<td>PRECISION</td>
<td class="empty">&nbsp;</td>
</tr>
<tr>
<td class="empty">&nbsp;</td>
<td>5</td>
<td>INDEXED</td>
<td>1:indexed</td>
</tr>
<tr>
<td class="empty">&nbsp;</td>
<td>6</td>
<td>NOT NULL</td>
<td>1:not null</td>
</tr>
<tr>
<td class="empty">&nbsp;</td>
<td>7</td>
<td>SHARED</td>
<td>1:shared</td>
</tr>
<tr>
<td class="empty">&nbsp;</td>
<td>8</td>
<td>UNIQUE</td>
<td>1:unique</td>
</tr>
<tr>
<td class="empty">&nbsp;</td>
<td>9</td>
<td>DEFAULT</td>
<td class="empty">&nbsp;</td>
</tr>
<tr>
<td class="empty">&nbsp;</td>
<td>10</td>
<td>ATTR_ORDER</td>
<td>base:1</td>
</tr>
<tr>
<td class="empty">&nbsp;</td>
<td>11</td>
<td>CLASS_NAME</td>
<td class="empty">&nbsp;</td>
</tr>
<tr>
<td class="empty">&nbsp;</td>
<td>12</td>
<td>SOURCE_CLASS</td>
<td class="empty">&nbsp;</td>
</tr>
<tr>
<td class="empty">&nbsp;</td>
<td>13</td>
<td>IS_KEY</td>
<td>1:key</td>
</tr>
<tr>
<td>CUBRID_SCH_METHOD / CUBRID_SCH_CLASS_METHOD</td>
<td>1</td>
<td>NAME</td>
<td class="empty">&nbsp;</td>
</tr>
<tr>
<td class="empty">&nbsp;</td>
<td>2</td>
<td>RET_DOMAIN</td>
<td class="empty">&nbsp;</td>
</tr>
<tr>
<td class="empty">&nbsp;</td>
<td>3</td>
<td>ARG_DOMAIN</td>
<td class="empty">&nbsp;</td>
</tr>
<tr>
<td>CUBRID_SCH_METHOD_FILE</td>
<td>1</td>
<td>METHOD_FILE</td>
<td class="empty">&nbsp;</td>
</tr>
<tr>
<td>CUBRID_SCH_SUPERCLASS / CUBRID_SCH_DIRECT_SUPER_CLASS / CUBRID_SCH_SUBCLASS</td>
<td>1</td>
<td>CLASS_NAME</td>
<td class="empty">&nbsp;</td>
</tr>
<tr>
<td class="empty">&nbsp;</td>
<td>2</td>
<td>TYPE</td>
<td>0:system class 1:vclass 2:class</td>
</tr>
<tr>
<td>CUBRID_SCH_CONSTRAINT</td>
<td>1</td>
<td>TYPE</td>
<td>0:unique 1:index 2:reverse unique 3:reverse index</td>
</tr>
<tr>
<td class="empty">&nbsp;</td>
<td>2</td>
<td>NAME</td>
<td class="empty">&nbsp;</td>
</tr>
<tr>
<td class="empty">&nbsp;</td>
<td>3</td>
<td>ATTR_NAME</td>
<td class="empty">&nbsp;</td>
</tr>
<tr>
<td class="empty">&nbsp;</td>
<td>4</td>
<td>NUM_PAGES</td>
<td class="empty">&nbsp;</td>
</tr>
<tr>
<td class="empty">&nbsp;</td>
<td>5</td>
<td>NUM_KEYS</td>
<td class="empty">&nbsp;</td>
</tr>
<tr>
<td class="empty">&nbsp;</td>
<td>6</td>
<td>PRIMARY_KEY</td>
<td>1:primary key</td>
</tr>
<tr>
<td class="empty">&nbsp;</td>
<td>7</td>
<td>KEY_ORDER</td>
<td>base:1</td>
</tr>
<tr>
<td>CUBRID_SCH_TRIGGER</td>
<td>1</td>
<td>NAME</td>
<td class="empty">&nbsp;</td>
</tr>
<tr>
<td class="empty">&nbsp;</td>
<td>2</td>
<td>STATUS</td>
<td class="empty">&nbsp;</td>
</tr>
<tr>
<td class="empty">&nbsp;</td>
<td>3</td>
<td>EVENT</td>
<td class="empty">&nbsp;</td>
</tr>
<tr>
<td class="empty">&nbsp;</td>
<td>4</td>
<td>TARGET_CLASS</td>
<td class="empty">&nbsp;</td>
</tr>
<tr>
<td class="empty">&nbsp;</td>
<td>5</td>
<td>TARGET_ATTR</td>
<td class="empty">&nbsp;</td>
</tr>
<tr>
<td class="empty">&nbsp;</td>
<td>6</td>
<td>ACTION_TIME</td>
<td class="empty">&nbsp;</td>
</tr>
<tr>
<td class="empty">&nbsp;</td>
<td>7</td>
<td>ACTION</td>
<td class="empty">&nbsp;</td>
</tr>
<tr>
<td class="empty">&nbsp;</td>
<td>8</td>
<td>PRIORITY</td>
<td class="empty">&nbsp;</td>
</tr>
<tr>
<td class="empty">&nbsp;</td>
<td>9</td>
<td>CONDITION_TIME</td>
<td class="empty">&nbsp;</td>
</tr>
<tr>
<td class="empty">&nbsp;</td>
<td>10</td>
<td>CONDITION</td>
<td class="empty">&nbsp;</td>
</tr>
<tr>
<td>CUBRID_SCH_CLASS_PRIVILEGE / CUBRID_SCH_ATTR_PRIVILEGE</td>
<td>1</td>
<td>CLASS_NAME / ATTR_NAME</td>
<td class="empty">&nbsp;</td>
</tr>
<tr>
<td class="empty">&nbsp;</td>
<td>2</td>
<td>PRIVILEGE</td>
<td class="empty">&nbsp;</td>
</tr>
<tr>
<td class="empty">&nbsp;</td>
<td>3</td>
<td>GRANTABLE</td>
<td class="empty">&nbsp;</td>
</tr>
<tr>
<td>CUBRID_SCH_PRIMARY_KEY</td>
<td>1</td>
<td>CLASS_NAME</td>
<td class="empty">&nbsp;</td>
</tr>
<tr>
<td class="empty">&nbsp;</td>
<td>2</td>
<td>ATTR_NAME</td>
<td class="empty">&nbsp;</td>
</tr>
<tr>
<td class="empty">&nbsp;</td>
<td>3</td>
<td>KEY_SEQ</td>
<td>base:1</td>
</tr>
<tr>
<td class="empty">&nbsp;</td>
<td>4</td>
<td>KEY_NAME</td>
<td class="empty">&nbsp;</td>
</tr>
<tr>
<td>CUBRID_SCH_IMPORTED_KEYS / CUBRID_SCH_EXPORTED_KEYS / CUBRID_SCH_CROSS_REFERENCE</td>
<td>1</td>
<td>PKTABLE_NAME</td>
<td class="empty">&nbsp;</td>
</tr>
<tr>
<td class="empty">&nbsp;</td>
<td>2</td>
<td>PKCOLUMN_NAME</td>
<td class="empty">&nbsp;</td>
</tr>
<tr>
<td class="empty">&nbsp;</td>
<td>3</td>
<td>FKTABLE_NAME</td>
<td>base:1</td>
</tr>
<tr>
<td class="empty">&nbsp;</td>
<td>4</td>
<td>FKCOLUMN_NAME</td>
<td class="empty">&nbsp;</td>
</tr>
<tr>
<td class="empty">&nbsp;</td>
<td>5</td>
<td>KEY_SEQ</td>
<td>base:1</td>
</tr>
<tr>
<td class="empty">&nbsp;</td>
<td>6</td>
<td>UPDATE_ACTION</td>
<td>0:cascade 1:restrict 2:no action 3:set null</td>
</tr>
<tr>
<td class="empty">&nbsp;</td>
<td>7</td>
<td>DELETE_ACTION</td>
<td>0:cascade 1:restrict 2:no action 3:set null</td>
</tr>
<tr>
<td class="empty">&nbsp;</td>
<td>8</td>
<td>FK_NAME</td>
<td class="empty">&nbsp;</td>
</tr>
<tr>
<td class="empty">&nbsp;</td>
<td>9</td>
<td>PK_NAME</td>
<td class="empty">&nbsp;</td>
</tr>
</tbody>
</table>
</p>
</div>
<div class="refsect1 parameters" id="refsect1-function.cubrid-schema-parameters">
<h3 class="title">参数</h3>
<p class="para">
<dl>
<dt>
<code class="parameter">conn_identifier</code></dt>
<dd>
<p class="para">Connection identifier.</p></dd>
<dt>
<code class="parameter">schema_type</code></dt>
<dd>
<p class="para">Schema data that you want to know.</p></dd>
<dt>
<code class="parameter">class_name</code></dt>
<dd>
<p class="para">Class you want to know the schema of.</p></dd>
<dt>
<code class="parameter">attr_name</code></dt>
<dd>
<p class="para">Attribute you want to know the schema of.</p></dd>
</dl>
</p>
</div>
<div class="refsect1 returnvalues" id="refsect1-function.cubrid-schema-returnvalues">
<h3 class="title">返回值</h3>
<p class="para">
Array containing the schema information, when process is successful;
</p>
<p class="para">
<strong><code>FALSE</code></strong>, when process is unsuccessful
</p>
</div>
<div class="refsect1 changelog" id="refsect1-function.cubrid-schema-changelog">
<h3 class="title">更新日志</h3>
<p class="para">
<table class="doctable informaltable">
<thead>
<tr>
<th>版本</th>
<th>说明</th>
</tr>
</thead>
<tbody class="tbody">
<tr>
<td>8.3.1</td>
<td>
Change return value: when process is unsuccessful, return false, not -1.
</td>
</tr>
</tbody>
</table>
</p>
</div>
<div class="refsect1 examples" id="refsect1-function.cubrid-schema-examples">
<h3 class="title">范例</h3>
<div class="example" id="example-1145">
<p><strong>Example #1 <span class="function"><strong>cubrid_schema()</strong></span> example</strong></p>
<div class="example-contents">
<div class="phpcode"><pre><span style="color: #000000">
<span style="color: #0000BB">&lt;?php<br />$conn&nbsp;</span><span style="color: #007700">=&nbsp;</span><span style="color: #0000BB">cubrid_connect</span><span style="color: #007700">(</span><span style="color: #DD0000">"localhost"</span><span style="color: #007700">,&nbsp;</span><span style="color: #0000BB">33000</span><span style="color: #007700">,&nbsp;</span><span style="color: #DD0000">"demodb"</span><span style="color: #007700">,&nbsp;</span><span style="color: #DD0000">"dba"</span><span style="color: #007700">);<br /><br /></span><span style="color: #0000BB">printf</span><span style="color: #007700">(</span><span style="color: #DD0000">"\n---&nbsp;Primary&nbsp;Key&nbsp;---\n"</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">$pk&nbsp;</span><span style="color: #007700">=&nbsp;</span><span style="color: #0000BB">cubrid_schema</span><span style="color: #007700">(</span><span style="color: #0000BB">$conn</span><span style="color: #007700">,&nbsp;</span><span style="color: #0000BB">CUBRID_SCH_PRIMARY_KEY</span><span style="color: #007700">,&nbsp;</span><span style="color: #DD0000">"game"</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">var_dump</span><span style="color: #007700">(</span><span style="color: #0000BB">$pk</span><span style="color: #007700">);<br /><br /></span><span style="color: #0000BB">printf</span><span style="color: #007700">(</span><span style="color: #DD0000">"\n---&nbsp;Foreign&nbsp;Keys&nbsp;---\n"</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">$fk&nbsp;</span><span style="color: #007700">=&nbsp;</span><span style="color: #0000BB">cubrid_schema</span><span style="color: #007700">(</span><span style="color: #0000BB">$conn</span><span style="color: #007700">,&nbsp;</span><span style="color: #0000BB">CUBRID_SCH_IMPORTED_KEYS</span><span style="color: #007700">,&nbsp;</span><span style="color: #DD0000">"game"</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">var_dump</span><span style="color: #007700">(</span><span style="color: #0000BB">$fk</span><span style="color: #007700">);<br /><br /></span><span style="color: #0000BB">printf</span><span style="color: #007700">(</span><span style="color: #DD0000">"\n---&nbsp;Column&nbsp;Attribute&nbsp;---\n"</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">$attr&nbsp;</span><span style="color: #007700">=&nbsp;</span><span style="color: #0000BB">cubrid_schema</span><span style="color: #007700">(</span><span style="color: #0000BB">$conn</span><span style="color: #007700">,&nbsp;</span><span style="color: #0000BB">CUBRID_SCH_ATTRIBUTE</span><span style="color: #007700">,&nbsp;</span><span style="color: #DD0000">"stadium"</span><span style="color: #007700">,&nbsp;</span><span style="color: #DD0000">"area"</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">var_dump</span><span style="color: #007700">(</span><span style="color: #0000BB">$attr</span><span style="color: #007700">);<br /><br /></span><span style="color: #0000BB">cubrid_disconnect</span><span style="color: #007700">(</span><span style="color: #0000BB">$conn</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">?&gt;</span>
</span>
</pre></div>
</div>
<div class="example-contents"><p>以上例程会输出:</p></div>
<div class="example-contents screen">
<div class="cdata"><pre>
--- Primary Key ---
array(3) {
[0]=&gt;
array(4) {
[&quot;CLASS_NAME&quot;]=&gt;
string(4) &quot;game&quot;
[&quot;ATTR_NAME&quot;]=&gt;
string(12) &quot;athlete_code&quot;
[&quot;KEY_SEQ&quot;]=&gt;
string(1) &quot;3&quot;
[&quot;KEY_NAME&quot;]=&gt;
string(41) &quot;pk_game_host_year_event_code_athlete_code&quot;
}
[1]=&gt;
array(4) {
[&quot;CLASS_NAME&quot;]=&gt;
string(4) &quot;game&quot;
[&quot;ATTR_NAME&quot;]=&gt;
string(10) &quot;event_code&quot;
[&quot;KEY_SEQ&quot;]=&gt;
string(1) &quot;2&quot;
[&quot;KEY_NAME&quot;]=&gt;
string(41) &quot;pk_game_host_year_event_code_athlete_code&quot;
}
[2]=&gt;
array(4) {
[&quot;CLASS_NAME&quot;]=&gt;
string(4) &quot;game&quot;
[&quot;ATTR_NAME&quot;]=&gt;
string(9) &quot;host_year&quot;
[&quot;KEY_SEQ&quot;]=&gt;
string(1) &quot;1&quot;
[&quot;KEY_NAME&quot;]=&gt;
string(41) &quot;pk_game_host_year_event_code_athlete_code&quot;
}
}
--- Foreign Keys ---
array(2) {
[0]=&gt;
array(9) {
[&quot;PKTABLE_NAME&quot;]=&gt;
string(7) &quot;athlete&quot;
[&quot;PKCOLUMN_NAME&quot;]=&gt;
string(4) &quot;code&quot;
[&quot;FKTABLE_NAME&quot;]=&gt;
string(4) &quot;game&quot;
[&quot;FKCOLUMN_NAME&quot;]=&gt;
string(12) &quot;athlete_code&quot;
[&quot;KEY_SEQ&quot;]=&gt;
string(1) &quot;1&quot;
[&quot;UPDATE_RULE&quot;]=&gt;
string(1) &quot;1&quot;
[&quot;DELETE_RULE&quot;]=&gt;
string(1) &quot;1&quot;
[&quot;FK_NAME&quot;]=&gt;
string(20) &quot;fk_game_athlete_code&quot;
[&quot;PK_NAME&quot;]=&gt;
string(15) &quot;pk_athlete_code&quot;
}
[1]=&gt;
array(9) {
[&quot;PKTABLE_NAME&quot;]=&gt;
string(5) &quot;event&quot;
[&quot;PKCOLUMN_NAME&quot;]=&gt;
string(4) &quot;code&quot;
[&quot;FKTABLE_NAME&quot;]=&gt;
string(4) &quot;game&quot;
[&quot;FKCOLUMN_NAME&quot;]=&gt;
string(10) &quot;event_code&quot;
[&quot;KEY_SEQ&quot;]=&gt;
string(1) &quot;1&quot;
[&quot;UPDATE_RULE&quot;]=&gt;
string(1) &quot;1&quot;
[&quot;DELETE_RULE&quot;]=&gt;
string(1) &quot;1&quot;
[&quot;FK_NAME&quot;]=&gt;
string(18) &quot;fk_game_event_code&quot;
[&quot;PK_NAME&quot;]=&gt;
string(13) &quot;pk_event_code&quot;
}
}
--- Column Attribute ---
array(1) {
[0]=&gt;
array(13) {
[&quot;ATTR_NAME&quot;]=&gt;
string(4) &quot;area&quot;
[&quot;DOMAIN&quot;]=&gt;
string(1) &quot;7&quot;
[&quot;SCALE&quot;]=&gt;
string(1) &quot;2&quot;
[&quot;PRECISION&quot;]=&gt;
string(2) &quot;10&quot;
[&quot;INDEXED&quot;]=&gt;
string(1) &quot;0&quot;
[&quot;NON_NULL&quot;]=&gt;
string(1) &quot;0&quot;
[&quot;SHARED&quot;]=&gt;
string(1) &quot;0&quot;
[&quot;UNIQUE&quot;]=&gt;
string(1) &quot;0&quot;
[&quot;DEFAULT&quot;]=&gt;
NULL
[&quot;ATTR_ORDER&quot;]=&gt;
string(1) &quot;4&quot;
[&quot;CLASS_NAME&quot;]=&gt;
string(7) &quot;stadium&quot;
[&quot;SOURCE_CLASS&quot;]=&gt;
string(7) &quot;stadium&quot;
[&quot;IS_KEY&quot;]=&gt;
string(1) &quot;0&quot;
}
}
</pre></div>
</div>
</div>
</div>
</div></div></div></body></html>