[GitHub] [incubator-doris] stalary commented on a diff in pull request #9206: [feature]: support row policy filter

[GitBox <gi...@apache.org>]

stalary commented on code in PR #9206:
URL: https://github.com/apache/incubator-doris/pull/9206#discussion_r867336077


##########
fe/fe-core/src/main/java/org/apache/doris/analysis/StmtRewriter.java:
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@@ -1141,5 +1147,49 @@ private static Expr createJoinConjunct(Expr exprWithSubquery, InlineViewRef inli
         smap.put(subquery, subquerySubstitute);
         return exprWithSubquery.substitute(smap, analyzer, false);
     }
+    
+    public static void rewriteByPolicy(StatementBase statementBase, Analyzer analyzer) throws UserException {
+        Catalog currentCatalog = Catalog.getCurrentCatalog();
+        if (!(statementBase instanceof SelectStmt)) {
+            return;
+        }
+        SelectStmt selectStmt = (SelectStmt) statementBase;
+        for (int i = 0; i < selectStmt.fromClause_.size(); i++) {
+            TableRef tableRef = selectStmt.fromClause_.get(i);
+            if (tableRef instanceof InlineViewRef) {
+                InlineViewRef viewRef = (InlineViewRef) tableRef;
+                rewriteByPolicy(viewRef.getQueryStmt(), analyzer);
+            }
+            // has been rewrite
+            if (tableRef instanceof InlineViewRef) {
+                continue;

Review Comment:
   I'm going to modify it



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