diff --git a/expected/virtuoso-dbpedia.out b/expected/virtuoso-dbpedia.out
index a388cda..289dda2 100644
--- a/expected/virtuoso-dbpedia.out
+++ b/expected/virtuoso-dbpedia.out
@@ -1826,8 +1826,157 @@ LIMIT 10
  Japón
 (1 row)
 
+CREATE FOREIGN TABLE public.regex_test1 (
+  txt text OPTIONS (variable '?o', nodetype 'literal')
+)
+SERVER dbpedia OPTIONS (
+  log_sparql 'true',
+  sparql '
+  PREFIX foaf: <http://xmlns.com/foaf/0.1/>
+  SELECT * {<http://dbpedia.org/resource/%5Etxt2regex$> foaf:name ?o}
+');
+/*
+ ILIKE expression containing "^" and "$"
+ */
+SELECT txt FROM public.regex_test1
+WHERE txt ~~* '%^___2reGeX$';
+INFO:  SPARQL query sent to 'https://dbpedia.org/sparql':
+
+ PREFIX foaf: <http://xmlns.com/foaf/0.1/>
+
+SELECT ?o 
+{<http://dbpedia.org/resource/%5Etxt2regex$> foaf:name ?o FILTER(REGEX(?o,".*\\^...2reGeX\\$$","i"))
+}
+
+     txt     
+-------------
+ ^txt2regex$
+(1 row)
+
+CREATE FOREIGN TABLE public.regex_test (
+  name     text OPTIONS (variable '?name', nodetype 'literal'),
+  abstract text OPTIONS (variable '?abstract', expression 'STR(?abs)')
+)
+SERVER dbpedia OPTIONS (
+  log_sparql 'true',
+  sparql '
+   PREFIX foaf: <http://xmlns.com/foaf/0.1/>
+   PREFIX dbo:  <http://dbpedia.org/ontology/>
+   PREFIX dbr: <http://dbpedia.org/resource/>
+   SELECT *
+   {?s a dbo:WrittenWork ;
+     dbo:genre dbr:Computer_magazine;
+     dbo:abstract ?abs ;
+     foaf:name ?name .
+    FILTER(LANG(?abs) = "en")
+   }');
+/*
+ LIKE and ILIKE expressions containing  "." 
+ */
+SELECT name FROM regex_test
+WHERE name LIKE '%P.P.%' AND abstract ILIKE '%wITh_MAC__.';
+INFO:  SPARQL query sent to 'https://dbpedia.org/sparql':
+
+ PREFIX foaf: <http://xmlns.com/foaf/0.1/>
+ PREFIX dbo:  <http://dbpedia.org/ontology/>
+ PREFIX dbr: <http://dbpedia.org/resource/>
+
+SELECT ?name (STR(?abs) AS ?abstract) 
+{?s a dbo:WrittenWork ;
+     dbo:genre dbr:Computer_magazine;
+     dbo:abstract ?abs ;
+     foaf:name ?name .
+    FILTER(LANG(?abs) = "en")
+    FILTER(REGEX(?name,".*P\\.P\\..*"))
+ FILTER(REGEX(STR(?abs),".*wITh.MAC..\\.$","i"))
+}
+
+      name       
+-----------------
+ Call-A.P.P.L.E.
+(1 row)
+
+/*
+ LIKE and ILIKE expressions containing "(" and "["
+ */
+SELECT name FROM regex_test
+WHERE abstract ~~ '%(Computer%' AND abstract ~~* '%[WwW%' ;
+INFO:  SPARQL query sent to 'https://dbpedia.org/sparql':
+
+ PREFIX foaf: <http://xmlns.com/foaf/0.1/>
+ PREFIX dbo:  <http://dbpedia.org/ontology/>
+ PREFIX dbr: <http://dbpedia.org/resource/>
+
+SELECT ?name (STR(?abs) AS ?abstract) 
+{?s a dbo:WrittenWork ;
+     dbo:genre dbr:Computer_magazine;
+     dbo:abstract ?abs ;
+     foaf:name ?name .
+    FILTER(LANG(?abs) = "en")
+    FILTER(REGEX(STR(?abs),".*\\(Computer.*"))
+ FILTER(REGEX(STR(?abs),".*\\[WwW.*","i"))
+}
+
+    name    
+------------
+ Computerra
+(1 row)
+
+/*
+ LIKE and ILIKE expressions containing "-"
+ */
+SELECT name FROM regex_test
+WHERE abstract ~~ '%VIC-_0%' AND abstract ~~* '%__-MoNtHlY%' AND name ~~ 'Your___';
+INFO:  SPARQL query sent to 'https://dbpedia.org/sparql':
+
+ PREFIX foaf: <http://xmlns.com/foaf/0.1/>
+ PREFIX dbo:  <http://dbpedia.org/ontology/>
+ PREFIX dbr: <http://dbpedia.org/resource/>
+
+SELECT ?name (STR(?abs) AS ?abstract) 
+{?s a dbo:WrittenWork ;
+     dbo:genre dbr:Computer_magazine;
+     dbo:abstract ?abs ;
+     foaf:name ?name .
+    FILTER(LANG(?abs) = "en")
+    FILTER(REGEX(STR(?abs),".*VIC\\-.0.*"))
+ FILTER(REGEX(STR(?abs),".*..\\-MoNtHlY.*","i"))
+ FILTER(REGEX(?name,"^Your..."))
+}
+
+  name   
+---------
+ Your 64
+(1 row)
+
+/*
+ LIKE and ILIKE expressions containing single and double quotes
+ */
+SELECT name FROM regex_test
+WHERE abstract ~~ '%"serious end"%' AND abstract ~~* E'%rEADer\'s%' ;
+INFO:  SPARQL query sent to 'https://dbpedia.org/sparql':
+
+ PREFIX foaf: <http://xmlns.com/foaf/0.1/>
+ PREFIX dbo:  <http://dbpedia.org/ontology/>
+ PREFIX dbr: <http://dbpedia.org/resource/>
+
+SELECT ?name (STR(?abs) AS ?abstract) 
+{?s a dbo:WrittenWork ;
+     dbo:genre dbr:Computer_magazine;
+     dbo:abstract ?abs ;
+     foaf:name ?name .
+    FILTER(LANG(?abs) = "en")
+    FILTER(REGEX(STR(?abs),".*\"serious end\".*"))
+ FILTER(REGEX(STR(?abs),".*rEADer's.*","i"))
+}
+
+   name    
+-----------
+ ST Review
+(1 row)
+
 DROP SERVER dbpedia CASCADE;
-NOTICE:  drop cascades to 18 other objects
+NOTICE:  drop cascades to 20 other objects
 DETAIL:  drop cascades to foreign table film
 drop cascades to foreign table politicians
 drop cascades to foreign table party_members
@@ -1846,3 +1995,5 @@ drop cascades to foreign table generic_rdf_table
 drop cascades to foreign table generic_rdf_table2
 drop cascades to foreign table generic_rdf_table3
 drop cascades to foreign table generic_rdf_table4
+drop cascades to foreign table regex_test1
+drop cascades to foreign table regex_test
diff --git a/sql/virtuoso-dbpedia.sql b/sql/virtuoso-dbpedia.sql
index cb3b624..2127a5a 100644
--- a/sql/virtuoso-dbpedia.sql
+++ b/sql/virtuoso-dbpedia.sql
@@ -816,4 +816,68 @@ FROM generic_rdf_table4
 WHERE uri = 'http://dbpedia.org/resource/Japan'
 LIMIT 10;
 
+
+
+CREATE FOREIGN TABLE public.regex_test1 (
+  txt text OPTIONS (variable '?o', nodetype 'literal')
+)
+SERVER dbpedia OPTIONS (
+  log_sparql 'true',
+  sparql '
+  PREFIX foaf: <http://xmlns.com/foaf/0.1/>
+  SELECT * {<http://dbpedia.org/resource/%5Etxt2regex$> foaf:name ?o}
+');
+
+
+/*
+ ILIKE expression containing "^" and "$"
+ */
+SELECT txt FROM public.regex_test1
+WHERE txt ~~* '%^___2reGeX$';
+
+
+
+CREATE FOREIGN TABLE public.regex_test (
+  name     text OPTIONS (variable '?name', nodetype 'literal'),
+  abstract text OPTIONS (variable '?abstract', expression 'STR(?abs)')
+)
+SERVER dbpedia OPTIONS (
+  log_sparql 'true',
+  sparql '
+   PREFIX foaf: <http://xmlns.com/foaf/0.1/>
+   PREFIX dbo:  <http://dbpedia.org/ontology/>
+   PREFIX dbr: <http://dbpedia.org/resource/>
+   SELECT *
+   {?s a dbo:WrittenWork ;
+     dbo:genre dbr:Computer_magazine;
+     dbo:abstract ?abs ;
+     foaf:name ?name .
+    FILTER(LANG(?abs) = "en")
+   }');
+
+/*
+ LIKE and ILIKE expressions containing  "." 
+ */
+SELECT name FROM regex_test
+WHERE name LIKE '%P.P.%' AND abstract ILIKE '%wITh_MAC__.';
+
+/*
+ LIKE and ILIKE expressions containing "(" and "["
+ */
+SELECT name FROM regex_test
+WHERE abstract ~~ '%(Computer%' AND abstract ~~* '%[WwW%' ;
+
+/*
+ LIKE and ILIKE expressions containing "-"
+ */
+SELECT name FROM regex_test
+WHERE abstract ~~ '%VIC-_0%' AND abstract ~~* '%__-MoNtHlY%' AND name ~~ 'Your___';
+
+/*
+ LIKE and ILIKE expressions containing single and double quotes
+ */
+SELECT name FROM regex_test
+WHERE abstract ~~ '%"serious end"%' AND abstract ~~* E'%rEADer\'s%' ;
+
+
 DROP SERVER dbpedia CASCADE;
\ No newline at end of file