#5634 alias.* completion fix

plugins/org.jkiss.dbeaver.model.sql/src/org/jkiss/dbeaver/model/sql/completion/SQLCompletionAnalyzer.java

@@ -118,7 +118,7 @@ public class SQLCompletionAnalyzer implements DBRRunnableParametrized<DBRProgres
                 } else if (syntaxManager.getDialect().isAttributeQueryWord(prevKeyWord)) {
                     request.setQueryType(SQLCompletionRequest.QueryType.COLUMN);
                     if (!request.isSimpleMode() && CommonUtils.isEmpty(request.getWordPart()) && wordDetector.getPrevDelimiter().equals(SQLCompletionAnalyzer.ALL_COLUMNS_PATTERN)) {
-                        wordDetector.moveToDelimiter();
+                        wordDetector.shiftOffset(-SQLCompletionAnalyzer.ALL_COLUMNS_PATTERN.length());
                         searchPrefix = SQLCompletionAnalyzer.ALL_COLUMNS_PATTERN;
                     }
                 } else if (SQLUtils.isExecQuery(syntaxManager.getDialect(), prevKeyWord)) {

plugins/org.jkiss.dbeaver.model.sql/src/org/jkiss/dbeaver/model/sql/parser/SQLWordPartDetector.java

@@ -219,4 +219,8 @@ public class SQLWordPartDetector extends SQLIdentifierDetector
         int shift = startOffset - delimiterOffset;
         startOffset -= shift;
     }
+
+    public void shiftOffset(int offset) {
+        startOffset += offset;
+    }
 }
\ No newline at end of file