diff --git a/uppsrc/Sql/SqlSet.cpp b/uppsrc/Sql/SqlSet.cpp
index 91809a7d7..882d96b79 100644
--- a/uppsrc/Sql/SqlSet.cpp
+++ b/uppsrc/Sql/SqlSet.cpp
@@ -17,7 +17,7 @@ SqlSet operator&(const SqlSet& s1, const SqlSet& s2) {
 SqlSet operator-(const SqlSet& s1, const SqlSet& s2) {
 	if(s1.IsEmpty() || s2.IsEmpty())
 		return s1;
-	return SqlSet(s1(SqlSet::SET) + SqlCase(MSSQL|PGSQL, " except ")(" minus ") + s2(SqlSet::SET), SqlSet::SETOP);
+	return SqlSet(s1(SqlSet::SET) + SqlCase(MSSQL|PGSQL|SQLITE3, " except ")(" minus ") + s2(SqlSet::SET), SqlSet::SETOP);
 }
 
 String SqlSet::operator~() const {
diff --git a/uppsrc/Sql/SqlStatement.cpp b/uppsrc/Sql/SqlStatement.cpp
index ebb5bcc70..042479a38 100644
--- a/uppsrc/Sql/SqlStatement.cpp
+++ b/uppsrc/Sql/SqlStatement.cpp
@@ -19,7 +19,7 @@ SqlSelect& SqlSelect::operator&=(const SqlSelect& s2) {
 }
 
 SqlSelect& SqlSelect::operator-=(const SqlSelect& s2) {
-	text << SqlCase(MSSQL|PGSQL," except ")(" minus ") << SqlCase(SQLITE3, "")("(")
+	text << SqlCase(MSSQL|PGSQL|SQLITE3," except ")(" minus ") << SqlCase(SQLITE3, "")("(")
 	<< s2.text << SqlCase(SQLITE3, "")(")");
 	return *this;
 }
diff --git a/uppsrc/Sql/Sqlexp.h b/uppsrc/Sql/Sqlexp.h
index 31fd79f4c..11c59674a 100644
--- a/uppsrc/Sql/Sqlexp.h
+++ b/uppsrc/Sql/Sqlexp.h
@@ -393,6 +393,7 @@ public:
 	enum PRIORITY {
 		SETOP    =  50,
 		SET      = 100,
+		HIGH     = 200,
 	};
 
 	String           operator~() const;
@@ -498,7 +499,7 @@ public:
 	SqlSelect& Limit(int64 offset, int limit);
 	SqlSelect& Offset(int64 offset);
 
-	operator  SqlSet() const                           { return SqlSet(text, SqlSet::SET); }
+	operator  SqlSet() const                           { return SqlSet(text, SqlSet::SETOP); }
 	operator  SqlStatement() const                     { return SqlStatement(text); }
 	SqlVal    AsValue() const;
 	SqlSelect AsTable(SqlId tab) const;