Avoid quoting attributes with PostgreSQL JSON operators

lib/dialects/postgres/query-generator.js

@@ -776,6 +776,7 @@ module.exports = (function() {
 
 
 
 
     quoteIdentifier: function(identifier, force) {
     quoteIdentifier: function(identifier, force) {
+      var _ = Utils._;
       if (identifier === '*') return identifier;
       if (identifier === '*') return identifier;
       if (!force && this.options && this.options.quoteIdentifiers === false) { // default is `true`
       if (!force && this.options && this.options.quoteIdentifiers === false) { // default is `true`
         // In Postgres, if tables or attributes are created double-quoted,
         // In Postgres, if tables or attributes are created double-quoted,
@@ -784,6 +785,8 @@ module.exports = (function() {
         // impossible to write queries in portable SQL if tables are created in
         // impossible to write queries in portable SQL if tables are created in
         // this way. Hence, we strip quotes if we don't want case sensitivity.
         // this way. Hence, we strip quotes if we don't want case sensitivity.
         return Utils.removeTicks(identifier, '"');
         return Utils.removeTicks(identifier, '"');
+      } else if (_.any(['->', '->>', '#>'], _.partial(_.contains, identifier))) { // Postgres json operators
+        return identifier;
       } else {
       } else {
         return Utils.addTicks(identifier, '"');
         return Utils.addTicks(identifier, '"');
       }
       }