diff --git a/apache2/libinjection/libinjection.h b/apache2/libinjection/libinjection.h
index 4619e6eb..db03ffb5 100644
--- a/apache2/libinjection/libinjection.h
+++ b/apache2/libinjection/libinjection.h
@@ -19,7 +19,7 @@ extern "C" {
  * See python's normalized version
  * http://www.python.org/dev/peps/pep-0386/#normalizedversion
  */
-#define LIBINJECTION_VERSION "3.0.0"
+#define LIBINJECTION_VERSION "3.1.0"
 
 /**
  * Libinjection's sqli module makes a "normalized"
@@ -227,21 +227,31 @@ void libinjection_sqli_reset(sfilter* sql_state, int flags);
  *
  * \param sql_state
  *
- * \return pointer to sfilter.pat as convience.
- *         do not free!
+ * \returns a pointer to sfilter.fingerprint as convenience
+ *          do not free!
  *
  */
 const char* libinjection_sqli_fingerprint(sfilter * sql_state, int flags);
 
-
+/**
+ * The default "word" to token-type or fingerprint function.  This
+ * uses a ASCII case-insensitive binary tree.
+ */
 char libinjection_sqli_lookup_word(sfilter *sql_state, int lookup_type,
                                    const char* s, size_t slen);
 
+/* Streaming tokenization interface.
+ *
+ * sql_state->current is updated with the current token.
+ *
+ * \returns 1, has a token, keep going, or 0 no tokens
+ *
+ */
 int  libinjection_sqli_tokenize(sfilter * sql_state);
 
 /** The built-in default function to match fingerprints
  *  and do false negative/positive analysis.  This calls the following
- *  two functions.  With this, you other-ride one part or the other.
+ *  two functions.  With this, you over-ride one part or the other.
  *
  *     return libinjection_sqli_blacklist(sql_state) &&
  *        libinject_sqli_not_whitelist(sql_state);
diff --git a/apache2/libinjection/libinjection_sqli.c b/apache2/libinjection/libinjection_sqli.c
index e4f352ab..49600979 100644
--- a/apache2/libinjection/libinjection_sqli.c
+++ b/apache2/libinjection/libinjection_sqli.c
@@ -183,9 +183,10 @@ static int char_is_white(char ch) {
        '\v' 0x0b \013 verical tab
        '\f' 0x0c \014 new page
        '\r' 0x0d \015 carriage return
+            0x00 \000 null (oracle)
             0xa0 \240 is latin1
     */
-    return strchr(" \t\n\v\f\r\240", ch) != NULL;
+    return strchr(" \t\n\v\f\r\240\000", ch) != NULL;
 }
 
 /* DANGER DANGER
@@ -875,7 +876,7 @@ static size_t parse_word(sfilter * sf)
     const char *cs = sf->s;
     size_t pos = sf->pos;
     size_t wlen = strlencspn(cs + pos, sf->slen - pos,
-                             " <>:\\?=@!#~+-*/&|^%(),';\t\n\v\f\r\"");
+                             " <>:\\?=@!#~+-*/&|^%(),';\t\n\v\f\r\"\000");
 
     st_assign(sf->current, TYPE_BAREWORD, pos, wlen, cs + pos);
 
@@ -1128,6 +1129,15 @@ static size_t parse_number(sfilter * sf)
         }
     }
 
+    /* oracle's ending float or double suffix
+     * http://docs.oracle.com/cd/B19306_01/server.102/b14200/sql_elements003.htm#i139891
+     */
+    if (pos < slen) {
+        if (cs[pos] == 'd' || cs[pos] == 'D' || cs[pos] == 'f' || cs[pos] == 'F') {
+            pos += 1;
+        }
+    }
+
     st_assign(sf->current, TYPE_NUMBER, start, pos - start, cs + start);
     return pos;
 }
diff --git a/apache2/libinjection/libinjection_sqli_data.h b/apache2/libinjection/libinjection_sqli_data.h
index 37a5a032..e5bde822 100644
--- a/apache2/libinjection/libinjection_sqli_data.h
+++ b/apache2/libinjection/libinjection_sqli_data.h
@@ -9686,6 +9686,7 @@ static const keyword_t sql_keywords[] = {
     {"FROM_DAYS", 'f'},
     {"FROM_UNIXTIME", 'f'},
     {"FULL OUTER", 'k'},
+    {"FULL OUTER JOIN", 'k'},
     {"FULLTEXT", 'k'},
     {"FULLTEXTCATALOGPROPERTY", 'f'},
     {"FULLTEXTSERVICEPROPERTY", 'f'},
@@ -9741,6 +9742,7 @@ static const keyword_t sql_keywords[] = {
     {"INFILE", 'k'},
     {"INITCAP", 'f'},
     {"INNER", 'k'},
+    {"INNER JOIN", 'k'},
     {"INOUT", 'k'},
     {"INSENSITIVE", 'k'},
     {"INSERT", 'E'},
@@ -9808,6 +9810,7 @@ static const keyword_t sql_keywords[] = {
     {"LEFT", 'n'},
     {"LEFT JOIN", 'k'},
     {"LEFT OUTER", 'k'},
+    {"LEFT OUTER JOIN", 'k'},
     {"LENGTH", 'f'},
     {"LIKE", 'o'},
     {"LIMIT", 'B'},
@@ -9874,6 +9877,8 @@ static const keyword_t sql_keywords[] = {
     {"NATURAL INNER", 'k'},
     {"NATURAL JOIN", 'k'},
     {"NATURAL LEFT", 'k'},
+    {"NATURAL LEFT OUTER", 'k'},
+    {"NATURAL LEFT OUTER JOIN", 'k'},
     {"NATURAL OUTER", 'k'},
     {"NATURAL RIGHT", 'k'},
     {"NETMASK", 'f'},
@@ -10029,6 +10034,7 @@ static const keyword_t sql_keywords[] = {
     {"RIGHT", 'n'},
     {"RIGHT JOIN", 'k'},
     {"RIGHT OUTER", 'k'},
+    {"RIGHT OUTER JOIN", 'k'},
     {"RLIKE", 'o'},
     {"ROUND", 'f'},
     {"ROW", 'f'},
@@ -10317,5 +10323,5 @@ static const keyword_t sql_keywords[] = {
     {"||", '&'},
     {"~*", 'o'},
 };
-static const size_t sql_keywords_sz = 10150;
+static const size_t sql_keywords_sz = 10156;
 #endif