diff --git a/code/datastudio/src/org.opengauss.mppdbide.debuger/src/org/opengauss/mppdbide/common/DbeCommonUtils.java b/code/datastudio/src/org.opengauss.mppdbide.debuger/src/org/opengauss/mppdbide/common/DbeCommonUtils.java
index 3543434012d35e64092d21decf351e65e3d4ce08..167b6545b0210ae0769d16e21583095e77f13186 100644
--- a/code/datastudio/src/org.opengauss.mppdbide.debuger/src/org/opengauss/mppdbide/common/DbeCommonUtils.java
+++ b/code/datastudio/src/org.opengauss.mppdbide.debuger/src/org/opengauss/mppdbide/common/DbeCommonUtils.java
@@ -27,6 +27,7 @@ import java.util.stream.Collectors;
 
 import org.apache.commons.lang.StringUtils;
 import org.opengauss.mppdbide.debuger.service.DbeDebugService;
+import org.opengauss.mppdbide.debuger.service.SourceCodeService;
 import org.opengauss.mppdbide.debuger.vo.dbe.InfoCodeVo;
 import org.opengauss.mppdbide.utils.IMessagesConstants;
 import org.opengauss.mppdbide.utils.loader.MessageConfigLoader;
@@ -53,6 +54,10 @@ public final class DbeCommonUtils {
      */
     public static final String END = "END";
 
+    private static final String REPLACE_FUNCTION = "$function$";
+
+    private static final String REPLACED = "$$";
+
     private DbeCommonUtils() {
 
     }
@@ -72,7 +77,10 @@ public final class DbeCommonUtils {
         List<InfoCodeVo> canBreaks = infos.stream().filter(item -> item.canbreak).collect(Collectors.toList());
         for (int i = 0; i < indexs.size(); i++) {
             String selectCode = sourceCodes.get(Integer.parseInt(indexs.get(i)));
-            long count = canBreaks.stream().filter(item -> item.query.equalsIgnoreCase(selectCode)).count();
+            long count = canBreaks.stream().filter(item -> {
+                String str = item.query.replaceAll(REPLACE_FUNCTION, REPLACED);
+                return str.equalsIgnoreCase(selectCode);
+            }).count();
             if (count == 0) {
                 throw new SQLException(MessageConfigLoader.getProperty(IMessagesConstants.NOT_SUPPORT_BREAK));
             }
@@ -99,6 +107,14 @@ public final class DbeCommonUtils {
                 map.put(END, i);
             }
         }
+        Integer begin = map.get(BEGIN);
+        Integer end = map.get(END);
+        if (begin == null) {
+            map.put(BEGIN, getBeginIndex(sourceCodes, BEGIN));
+        }
+        if (end == null) {
+            map.put(END, getEndIndex(sourceCodes, END));
+        }
         return map;
     }
 
@@ -113,6 +129,49 @@ public final class DbeCommonUtils {
         return firstCode.toUpperCase(Locale.ENGLISH).trim().startsWith(endCode);
     }
 
+    /**
+     * getBeginIndex
+     *
+     * @param codes codes
+     * @param match match
+     * @return int int
+     */
+    public static int getBeginIndex(List<String> codes, String match) {
+        for(int i =0; i<codes.size(); i++) {
+            if (codes.get(i).toUpperCase(Locale.ENGLISH).contains(match)) {
+                return i;
+            }
+        }
+        return SourceCodeService.CodeDescription.INVALID_POSITION;
+    }
+
+    /**
+     * getEndIndex
+     *
+     * @param codes codes
+     * @param match match
+     * @return int int
+     */
+    public static int getEndIndex(List<String> codes, String match) {
+        for(int i =codes.size()-1; i<codes.size(); i--) {
+            if (codes.get(i).toUpperCase(Locale.ENGLISH).contains(match) ) {
+                return i;
+            }
+        }
+        return SourceCodeService.CodeDescription.INVALID_POSITION;
+    }
+
+    /**
+     * checkIsEqualLine
+     *
+     * @param codes codes
+     * @param match match
+     * @return int int
+     */
+    public static long checkIsEqualLine(List<String> sourceCodes, String match) {
+        return sourceCodes.stream().filter(item -> checkStrEquals(item ,END)).count();
+    }
+
     /**
      * getCanBreakLinesByInfo
      *
@@ -122,7 +181,7 @@ public final class DbeCommonUtils {
      * @return List string
      */
     public static List<String> getCanBreakLinesByInfo(IConnection conn, List<Object> inputsParams,
-            List<String> sourceCodes) {
+                                                      List<String> sourceCodes) {
         List<InfoCodeVo> infos = null;
         try {
             infos = DbeDebugService.getInfoCodes(conn, inputsParams);
@@ -145,6 +204,9 @@ public final class DbeCommonUtils {
         List<String> linse = new ArrayList<String>();
         for (int i = map.get(BEGIN); i < sourceCodes.size(); i++) {
             if (i >= map.get(END)) {
+                if (checkIsEqualLine(sourceCodes, END) == 0) {
+                    linse.add(String.valueOf(i));
+                }
                 return linse;
             }
             if (i < infos.size() && infos.get(i).canbreak) {
diff --git a/code/datastudio/src/org.opengauss.mppdbide.debuger/src/org/opengauss/mppdbide/debuger/service/DbeSourceCodeService.java b/code/datastudio/src/org.opengauss.mppdbide.debuger/src/org/opengauss/mppdbide/debuger/service/DbeSourceCodeService.java
index 16a430449df1ac77405d415edb14e76f89275c83..a026eb0af85f7a5577201b61f9d7b8750dae86c4 100644
--- a/code/datastudio/src/org.opengauss.mppdbide.debuger/src/org/opengauss/mppdbide/debuger/service/DbeSourceCodeService.java
+++ b/code/datastudio/src/org.opengauss.mppdbide.debuger/src/org/opengauss/mppdbide/debuger/service/DbeSourceCodeService.java
@@ -16,6 +16,7 @@
 package org.opengauss.mppdbide.debuger.service;
 
 import java.util.List;
+import java.util.Locale;
 
 import org.opengauss.mppdbide.common.DbeCommonUtils;
 import org.opengauss.mppdbide.debuger.exception.DebugPositionNotFoundException;
@@ -37,4 +38,56 @@ public class DbeSourceCodeService extends SourceCodeService {
         List<String> terminalCodes = super.totalCodeDesc.getCodeList();
         return DbeCommonUtils.compluteIndex(DbeCommonUtils.infoCodes, terminalCodes);
     }
-}
+
+    /**
+     * set base code
+     *
+     * @param the base code
+     * @return void
+     */
+    @Override
+    public void setBaseCode(String code) {
+        this.baseCodeDesc = new DbeCodeDescription(code);
+    }
+
+    /**
+     * set total code
+     *
+     * @param the total code
+     * @return void
+     */
+    @Override
+    public void setTotalCode(String code) {
+        this.totalCodeDesc = new DbeCodeDescription(code);
+    }
+
+    /**
+     * Title: CodeDescription class
+     */
+    public static class DbeCodeDescription extends CodeDescription{
+        /**
+         * DbeCodeDescription
+         *
+         * @param code
+         */
+        public DbeCodeDescription(String code) {
+            super(code);
+        }
+
+        /**
+         * get BeginFromCode
+         *
+         * @param lines line
+         * @return int linse item
+         */
+        @Override
+        public int getBeginFromCode(List<String> lines) {
+            for (int i = 0; i < lines.size(); i++) {
+                if (lines.get(i).toUpperCase(Locale.ENGLISH).trim().startsWith(DbeCommonUtils.BEGIN)) {
+                    return i;
+                }
+            }
+            return DbeCommonUtils.getBeginIndex(lines, DbeCommonUtils.BEGIN);
+        }
+    }
+}
\ No newline at end of file
diff --git a/code/datastudio/src/org.opengauss.mppdbide.view/src/org/opengauss/mppdbide/view/utils/ExportUtil.java b/code/datastudio/src/org.opengauss.mppdbide.view/src/org/opengauss/mppdbide/view/utils/ExportUtil.java
index 64625203f596136ec0960d52ecc01671a7540874..3735cd6f667090091de128cad3bc135b9547efc9 100644
--- a/code/datastudio/src/org.opengauss.mppdbide.view/src/org/opengauss/mppdbide/view/utils/ExportUtil.java
+++ b/code/datastudio/src/org.opengauss.mppdbide.view/src/org/opengauss/mppdbide/view/utils/ExportUtil.java
@@ -43,6 +43,9 @@ import org.opengauss.mppdbide.utils.logger.MPPDBIDELoggerUtility;
  * @since 3.0.0
  */
 public final class ExportUtil {
+    private static final String USER_DIR = "user.dir";
+    private static final String FILE_SEP = "file.separator";
+    private static final String LINE_SEP = "line.separator";
     private static String outpath;
     private static File file;
 
@@ -127,10 +130,15 @@ public final class ExportUtil {
             if (html == null) {
                 String path = FileLocator.toFileURL(url).getPath().substring(1);
                 file = new File(path);
-                String workDir = System.getProperty("user.dir");
-                String fileSepa = System.getProperty("file.separator");
-                outpath = String.format(Locale.ENGLISH, "%s%s%s_%s_%s.html",
-                        workDir, fileSepa, oid, sqlName, System.currentTimeMillis());
+                String workDir = System.getProperty(USER_DIR);
+                String fileSepa = System.getProperty(FILE_SEP);
+                String dir = String.format(Locale.ENGLISH, "%s%shis_coverage%s", workDir, fileSepa, fileSepa);
+                File outFile = new File(dir);
+                if (!outFile.exists()) {
+                    outFile.mkdir();
+                }
+                outpath = String.format(Locale.ENGLISH, "%s%s_%s_%s.html", dir, oid, sqlName,
+                        System.currentTimeMillis());
                 parse = Jsoup.parse(file, "gbk");
                 convertZhCn(parse);
             } else {
@@ -180,7 +188,7 @@ public final class ExportUtil {
         BufferedWriter bw = new BufferedWriter(new FileWriter(new File(path)));
         String[] split = text.split("     ");
         for (String str : split) {
-            bw.write(str + System.getProperty("line.separator"));
+            bw.write(str + System.getProperty(LINE_SEP));
         }
         if (bw != null) {
             bw.close();