SONAR-12246 Remove SQL requests specific to MySQL

server/sonar-db-dao/src/main/resources/org/sonar/db/component/ComponentMapper.xml

@@ -213,9 +213,6 @@
         <when test="_databaseId == 'mssql'">
           p.module_uuid_path LIKE module.module_uuid_path + '%'
         </when>
-        <when test="_databaseId == 'mysql'">
-          p.module_uuid_path LIKE concat(module.module_uuid_path, '%')
-        </when>
         <otherwise>
           p.module_uuid_path LIKE module.module_uuid_path || '%'
         </otherwise>

server/sonar-db-dao/src/main/resources/org/sonar/db/measure/LiveMeasureMapper.xml

@@ -149,17 +149,6 @@
     <include refid="sql_deleteByComponentUuidExcludingMetricIds"/>
   </delete>
 
-  <!--
-  best practice on MySQL : order the rows to be locked in order
-  to minimize risk of deadlock.
-  https://stackoverflow.com/a/2423921/229031
-  https://jira.sonarsource.com/browse/SONAR-10117?focusedCommentId=153555&page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel#comment-153555
-  -->
-  <delete id="deleteByComponentUuidExcludingMetricIds" parameterType="map" databaseId="mysql">
-    <include refid="sql_deleteByComponentUuidExcludingMetricIds"/>
-    order by uuid
-  </delete>
-
   <sql id="sql_deleteByComponentUuidExcludingMetricIds">
     delete from live_measures
     where

server/sonar-db-dao/src/main/resources/org/sonar/db/purge/PurgeMapper.xml

@@ -310,14 +310,6 @@
       issues.project_uuid = #{projectUuid,jdbcType=VARCHAR}
   </delete>
 
-  <!-- Mysql -->
-  <delete id="deleteIssueChangesByProjectUuid" databaseId="mysql" parameterType="map">
-    delete ic from issue_changes as ic, issues as i
-    where
-      ic.issue_key=i.kee
-      and i.component_uuid = #{projectUuid,jdbcType=VARCHAR}
-  </delete>
-
   <delete id="deleteIssuesByProjectUuid" parameterType="map">
     delete from issues
     where project_uuid = #{projectUuid,jdbcType=VARCHAR}