Fixed flyway#2011: SQL Server parsing issue when string literal is fo…

…llowed by as keyword without a space in between

flyway-core/src/main/java/org/flywaydb/core/internal/database/sqlserver/SQLServerSqlStatementBuilder.java

@@ -29,7 +29,12 @@ public class SQLServerSqlStatementBuilder extends SqlStatementBuilder {
     /**
      * Regex for keywords that can appear before a string literal without being separated by a space.
      */
-    private static final Pattern KEYWORDS_BEFORE_STRING_LITERAL_REGEX = Pattern.compile("^(LIKE)('.*)");
+    private static final Pattern KEYWORDS_BEFORE_STRING_LITERAL_REGEX = Pattern.compile("^(LIKE|AS)('.*)");
+
+    /**
+     * Regex for keywords that can appear after a string literal without being separated by a space.
+     */
+    private static final Pattern KEYWORDS_AFTER_STRING_LITERAL_REGEX = Pattern.compile("(.*')(LIKE|AS)");
 
     private static final Pattern NON_TRANSACTIONAL_STATEMENT_REGEX = Pattern.compile("^(BACKUP|RESTORE|(CREATE|DROP|ALTER) DATABASE) .*");
 
@@ -75,6 +80,11 @@ protected String cleanToken(String token) {
             token = beforeMatcher.group(2);
         }
 
+        Matcher afterMatcher = KEYWORDS_AFTER_STRING_LITERAL_REGEX.matcher(token);
+        if (afterMatcher.find()) {
+            token = afterMatcher.group(1);
+        }
+
         return token;
     }
 }