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C#

Create insert / update queries a quick way

public class OleDbHelper : DbHelper<OleDbConnection>
{
    public void CreateInsert()
    {
        var Pars = new List<OleDbParameter>();

        // ... add params with values here. Param names must match columns names

        var Sql =
            "INSERT INTO test (" +
            string.Join(",", Pars.ConvertAll(x => "[" + x.ParameterName.Substring(1) + "]").ToArray()) +
            "VALUES (" + string.Join(",", Pars.ConvertAll(x => "?").ToArray());

        OleDbHelper.Execute(CxString, Sql, Pars.ToArray());
     }

    public void CreateUpdate()
    {
        var Pars = new List<OleDbParameter>();

        // ... add params with values here. Param names must match columns names

        var Sql =
            "UPDATE test SET " +
            string.Join(",", Pars.ConvertAll(x => "[" + x.ParameterName.Substring(1) + "] = ?").ToArray()) + " " +
            "WHERE Id = ?";

        OleDbHelper.Execute(CxString, Sql, Pars.ToArray());
    }
}
https://snipt.net/embed/b596b7c90cd2bb014c300e5ea383a3b9/
/raw/b596b7c90cd2bb014c300e5ea383a3b9/
b596b7c90cd2bb014c300e5ea383a3b9
csharp
C#
30
2019-08-19T10:12:16
True
False
False
/api/public/snipt/23934/
create-insert-update-queries-a-quick-way
<table class="highlighttable"><tr><td class="linenos"><div class="linenodiv"><pre><a href="#L-1"> 1</a> <a href="#L-2"> 2</a> <a href="#L-3"> 3</a> <a href="#L-4"> 4</a> <a href="#L-5"> 5</a> <a href="#L-6"> 6</a> <a href="#L-7"> 7</a> <a href="#L-8"> 8</a> <a href="#L-9"> 9</a> <a href="#L-10">10</a> <a href="#L-11">11</a> <a href="#L-12">12</a> <a href="#L-13">13</a> <a href="#L-14">14</a> <a href="#L-15">15</a> <a href="#L-16">16</a> <a href="#L-17">17</a> <a href="#L-18">18</a> <a href="#L-19">19</a> <a href="#L-20">20</a> <a href="#L-21">21</a> <a href="#L-22">22</a> <a href="#L-23">23</a> <a href="#L-24">24</a> <a href="#L-25">25</a> <a href="#L-26">26</a> <a href="#L-27">27</a> <a href="#L-28">28</a> <a href="#L-29">29</a> <a href="#L-30">30</a></pre></div></td><td class="code"><div class="highlight"><pre><span></span><span id="L-1"><a name="L-1"></a><span class="k">public</span> <span class="k">class</span> <span class="nc">OleDbHelper</span> <span class="p">:</span> <span class="n">DbHelper</span><span class="p">&lt;</span><span class="n">OleDbConnection</span><span class="p">&gt;</span> </span><span id="L-2"><a name="L-2"></a><span class="p">{</span> </span><span id="L-3"><a name="L-3"></a> <span class="k">public</span> <span class="k">void</span> <span class="nf">CreateInsert</span><span class="p">()</span> </span><span id="L-4"><a name="L-4"></a> <span class="p">{</span> </span><span id="L-5"><a name="L-5"></a> <span class="kt">var</span> <span class="n">Pars</span> <span class="p">=</span> <span class="k">new</span> <span class="n">List</span><span class="p">&lt;</span><span class="n">OleDbParameter</span><span class="p">&gt;();</span> </span><span id="L-6"><a name="L-6"></a> </span><span id="L-7"><a name="L-7"></a> <span class="c1">// ... add params with values here. Param names must match columns names</span> </span><span id="L-8"><a name="L-8"></a> </span><span id="L-9"><a name="L-9"></a> <span class="kt">var</span> <span class="n">Sql</span> <span class="p">=</span> </span><span id="L-10"><a name="L-10"></a> <span class="s">&quot;INSERT INTO test (&quot;</span> <span class="p">+</span> </span><span id="L-11"><a name="L-11"></a> <span class="kt">string</span><span class="p">.</span><span class="n">Join</span><span class="p">(</span><span class="s">&quot;,&quot;</span><span class="p">,</span> <span class="n">Pars</span><span class="p">.</span><span class="n">ConvertAll</span><span class="p">(</span><span class="n">x</span> <span class="p">=&gt;</span> <span class="s">&quot;[&quot;</span> <span class="p">+</span> <span class="n">x</span><span class="p">.</span><span class="n">ParameterName</span><span class="p">.</span><span class="n">Substring</span><span class="p">(</span><span class="m">1</span><span class="p">)</span> <span class="p">+</span> <span class="s">&quot;]&quot;</span><span class="p">).</span><span class="n">ToArray</span><span class="p">())</span> <span class="p">+</span> </span><span id="L-12"><a name="L-12"></a> <span class="s">&quot;VALUES (&quot;</span> <span class="p">+</span> <span class="kt">string</span><span class="p">.</span><span class="n">Join</span><span class="p">(</span><span class="s">&quot;,&quot;</span><span class="p">,</span> <span class="n">Pars</span><span class="p">.</span><span class="n">ConvertAll</span><span class="p">(</span><span class="n">x</span> <span class="p">=&gt;</span> <span class="s">&quot;?&quot;</span><span class="p">).</span><span class="n">ToArray</span><span class="p">());</span> </span><span id="L-13"><a name="L-13"></a> </span><span id="L-14"><a name="L-14"></a> <span class="n">OleDbHelper</span><span class="p">.</span><span class="n">Execute</span><span class="p">(</span><span class="n">CxString</span><span class="p">,</span> <span class="n">Sql</span><span class="p">,</span> <span class="n">Pars</span><span class="p">.</span><span class="n">ToArray</span><span class="p">());</span> </span><span id="L-15"><a name="L-15"></a> <span class="p">}</span> </span><span id="L-16"><a name="L-16"></a> </span><span id="L-17"><a name="L-17"></a> <span class="k">public</span> <span class="k">void</span> <span class="nf">CreateUpdate</span><span class="p">()</span> </span><span id="L-18"><a name="L-18"></a> <span class="p">{</span> </span><span id="L-19"><a name="L-19"></a> <span class="kt">var</span> <span class="n">Pars</span> <span class="p">=</span> <span class="k">new</span> <span class="n">List</span><span class="p">&lt;</span><span class="n">OleDbParameter</span><span class="p">&gt;();</span> </span><span id="L-20"><a name="L-20"></a> </span><span id="L-21"><a name="L-21"></a> <span class="c1">// ... add params with values here. Param names must match columns names</span> </span><span id="L-22"><a name="L-22"></a> </span><span id="L-23"><a name="L-23"></a> <span class="kt">var</span> <span class="n">Sql</span> <span class="p">=</span> </span><span id="L-24"><a name="L-24"></a> <span class="s">&quot;UPDATE test SET &quot;</span> <span class="p">+</span> </span><span id="L-25"><a name="L-25"></a> <span class="kt">string</span><span class="p">.</span><span class="n">Join</span><span class="p">(</span><span class="s">&quot;,&quot;</span><span class="p">,</span> <span class="n">Pars</span><span class="p">.</span><span class="n">ConvertAll</span><span class="p">(</span><span class="n">x</span> <span class="p">=&gt;</span> <span class="s">&quot;[&quot;</span> <span class="p">+</span> <span class="n">x</span><span class="p">.</span><span class="n">ParameterName</span><span class="p">.</span><span class="n">Substring</span><span class="p">(</span><span class="m">1</span><span class="p">)</span> <span class="p">+</span> <span class="s">&quot;] = ?&quot;</span><span class="p">).</span><span class="n">ToArray</span><span class="p">())</span> <span class="p">+</span> <span class="s">&quot; &quot;</span> <span class="p">+</span> </span><span id="L-26"><a name="L-26"></a> <span class="s">&quot;WHERE Id = ?&quot;</span><span class="p">;</span> </span><span id="L-27"><a name="L-27"></a> </span><span id="L-28"><a name="L-28"></a> <span class="n">OleDbHelper</span><span class="p">.</span><span class="n">Execute</span><span class="p">(</span><span class="n">CxString</span><span class="p">,</span> <span class="n">Sql</span><span class="p">,</span> <span class="n">Pars</span><span class="p">.</span><span class="n">ToArray</span><span class="p">());</span> </span><span id="L-29"><a name="L-29"></a> <span class="p">}</span> </span><span id="L-30"><a name="L-30"></a><span class="p">}</span> </span></pre></div> </td></tr></table>
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