diff --git a/xml/payloads.xml b/xml/payloads.xml
index 6f844fcc7..8132dca19 100644
--- a/xml/payloads.xml
+++ b/xml/payloads.xml
@@ -2341,6 +2341,28 @@ Formats:
         </details>
     </test>
 
+    <test>
+        <title>MySQL UNION query ([CHAR]) - [COLSTART] to [COLSTOP] columns</title>
+        <stype>3</stype>
+        <level>3</level>
+        <risk>1</risk>
+        <clause>1,2,3,4,5</clause>
+        <where>1</where>
+        <vector>[UNION]</vector>
+        <request>
+            <payload/>
+            <comment>#</comment>
+            <char>[RANDNUM]</char>
+            <columns>[COLSTART]-[COLSTOP]</columns>
+        </request>
+        <response>
+            <union/>
+        </response>
+        <details>
+            <dbms>MySQL</dbms>
+        </details>
+    </test>
+
     <test>
         <title>MySQL UNION query ([CHAR]) - 1 to 10 columns</title>
         <stype>3</stype>
@@ -2363,6 +2385,28 @@ Formats:
         </details>
     </test>
 
+    <test>
+        <title>MySQL UNION query ([CHAR]) - 1 to 10 columns</title>
+        <stype>3</stype>
+        <level>3</level>
+        <risk>1</risk>
+        <clause>1,2,3,4,5</clause>
+        <where>1</where>
+        <vector>[UNION]</vector>
+        <request>
+            <payload/>
+            <comment>#</comment>
+            <char>[RANDNUM]</char>
+            <columns>1-10</columns>
+        </request>
+        <response>
+            <union/>
+        </response>
+        <details>
+            <dbms>MySQL</dbms>
+        </details>
+    </test>
+
     <test>
         <title>MySQL UNION query ([CHAR]) - 11 to 20 columns</title>
         <stype>3</stype>
@@ -2385,6 +2429,28 @@ Formats:
         </details>
     </test>
 
+    <test>
+        <title>MySQL UNION query ([CHAR]) - 11 to 20 columns</title>
+        <stype>3</stype>
+        <level>3</level>
+        <risk>1</risk>
+        <clause>1,2,3,4,5</clause>
+        <where>1</where>
+        <vector>[UNION]</vector>
+        <request>
+            <payload/>
+            <comment>#</comment>
+            <char>[RANDNUM]</char>
+            <columns>11-20</columns>
+        </request>
+        <response>
+            <union/>
+        </response>
+        <details>
+            <dbms>MySQL</dbms>
+        </details>
+    </test>
+
     <test>
         <title>MySQL UNION query ([CHAR]) - 21 to 30 columns</title>
         <stype>3</stype>
@@ -2407,6 +2473,28 @@ Formats:
         </details>
     </test>
 
+    <test>
+        <title>MySQL UNION query ([CHAR]) - 21 to 30 columns</title>
+        <stype>3</stype>
+        <level>4</level>
+        <risk>1</risk>
+        <clause>1,2,3,4,5</clause>
+        <where>1</where>
+        <vector>[UNION]</vector>
+        <request>
+            <payload/>
+            <comment>#</comment>
+            <char>[RANDNUM]</char>
+            <columns>21-30</columns>
+        </request>
+        <response>
+            <union/>
+        </response>
+        <details>
+            <dbms>MySQL</dbms>
+        </details>
+    </test>
+
     <test>
         <title>MySQL UNION query ([CHAR]) - 31 to 40 columns</title>
         <stype>3</stype>
@@ -2429,6 +2517,28 @@ Formats:
         </details>
     </test>
 
+    <test>
+        <title>MySQL UNION query ([CHAR]) - 31 to 40 columns</title>
+        <stype>3</stype>
+        <level>5</level>
+        <risk>1</risk>
+        <clause>1,2,3,4,5</clause>
+        <where>1</where>
+        <vector>[UNION]</vector>
+        <request>
+            <payload/>
+            <comment>#</comment>
+            <char>[RANDNUM]</char>
+            <columns>31-40</columns>
+        </request>
+        <response>
+            <union/>
+        </response>
+        <details>
+            <dbms>MySQL</dbms>
+        </details>
+    </test>
+
     <test>
         <title>MySQL UNION query ([CHAR]) - 41 to 50 columns</title>
         <stype>3</stype>
@@ -2451,6 +2561,28 @@ Formats:
         </details>
     </test>
 
+    <test>
+        <title>MySQL UNION query ([CHAR]) - 41 to 50 columns</title>
+        <stype>3</stype>
+        <level>5</level>
+        <risk>1</risk>
+        <clause>1,2,3,4,5</clause>
+        <where>1</where>
+        <vector>[UNION]</vector>
+        <request>
+            <payload/>
+            <comment>#</comment>
+            <char>[RANDNUM]</char>
+            <columns>41-50</columns>
+        </request>
+        <response>
+            <union/>
+        </response>
+        <details>
+            <dbms>MySQL</dbms>
+        </details>
+    </test>
+
     <test>
         <title>Generic UNION query ([CHAR]) - [COLSTART] to [COLSTOP] columns</title>
         <stype>3</stype>
@@ -2470,6 +2602,25 @@ Formats:
         </response>
     </test>
 
+    <test>
+        <title>Generic UNION query ([CHAR]) - [COLSTART] to [COLSTOP] columns</title>
+        <stype>3</stype>
+        <level>3</level>
+        <risk>1</risk>
+        <clause>1,2,3,4,5</clause>
+        <where>1</where>
+        <vector>[UNION]</vector>
+        <request>
+            <payload/>
+            <comment>--</comment>
+            <char>[RANDNUM]</char>
+            <columns>[COLSTART]-[COLSTOP]</columns>
+        </request>
+        <response>
+            <union/>
+        </response>
+    </test>
+
     <test>
         <title>Generic UNION query ([CHAR]) - 1 to 10 columns</title>
         <stype>3</stype>
@@ -2489,6 +2640,25 @@ Formats:
         </response>
     </test>
 
+    <test>
+        <title>Generic UNION query ([CHAR]) - 1 to 10 columns</title>
+        <stype>3</stype>
+        <level>3</level>
+        <risk>1</risk>
+        <clause>1,2,3,4,5</clause>
+        <where>1</where>
+        <vector>[UNION]</vector>
+        <request>
+            <payload/>
+            <comment>--</comment>
+            <char>[RANDNUM]</char>
+            <columns>1-10</columns>
+        </request>
+        <response>
+            <union/>
+        </response>
+    </test>
+
     <test>
         <title>Generic UNION query ([CHAR]) - 11 to 20 columns</title>
         <stype>3</stype>
@@ -2508,6 +2678,25 @@ Formats:
         </response>
     </test>
 
+    <test>
+        <title>Generic UNION query ([CHAR]) - 11 to 20 columns</title>
+        <stype>3</stype>
+        <level>3</level>
+        <risk>1</risk>
+        <clause>1,2,3,4,5</clause>
+        <where>1</where>
+        <vector>[UNION]</vector>
+        <request>
+            <payload/>
+            <comment>--</comment>
+            <char>[RANDNUM]</char>
+            <columns>11-20</columns>
+        </request>
+        <response>
+            <union/>
+        </response>
+    </test>
+
     <test>
         <title>Generic UNION query ([CHAR]) - 21 to 30 columns</title>
         <stype>3</stype>
@@ -2527,6 +2716,25 @@ Formats:
         </response>
     </test>
 
+    <test>
+        <title>Generic UNION query ([CHAR]) - 21 to 30 columns</title>
+        <stype>3</stype>
+        <level>4</level>
+        <risk>1</risk>
+        <clause>1,2,3,4,5</clause>
+        <where>1</where>
+        <vector>[UNION]</vector>
+        <request>
+            <payload/>
+            <comment>--</comment>
+            <char>[RANDNUM]</char>
+            <columns>21-30</columns>
+        </request>
+        <response>
+            <union/>
+        </response>
+    </test>
+
     <test>
         <title>Generic UNION query ([CHAR]) - 31 to 40 columns</title>
         <stype>3</stype>
@@ -2546,6 +2754,25 @@ Formats:
         </response>
     </test>
 
+    <test>
+        <title>Generic UNION query ([CHAR]) - 31 to 40 columns</title>
+        <stype>3</stype>
+        <level>5</level>
+        <risk>1</risk>
+        <clause>1,2,3,4,5</clause>
+        <where>1</where>
+        <vector>[UNION]</vector>
+        <request>
+            <payload/>
+            <comment>--</comment>
+            <char>[RANDNUM]</char>
+            <columns>31-40</columns>
+        </request>
+        <response>
+            <union/>
+        </response>
+    </test>
+
     <test>
         <title>Generic UNION query ([CHAR]) - 41 to 50 columns</title>
         <stype>3</stype>
@@ -2564,6 +2791,25 @@ Formats:
             <union/>
         </response>
     </test>
+
+    <test>
+        <title>Generic UNION query ([CHAR]) - 41 to 50 columns</title>
+        <stype>3</stype>
+        <level>5</level>
+        <risk>1</risk>
+        <clause>1,2,3,4,5</clause>
+        <where>1</where>
+        <vector>[UNION]</vector>
+        <request>
+            <payload/>
+            <comment>--</comment>
+            <char>[RANDNUM]</char>
+            <columns>41-50</columns>
+        </request>
+        <response>
+            <union/>
+        </response>
+    </test>
     <!-- End of UNION query tests -->
 
 </root>