Merge pull request #576 from jgeewax/query-reference-doc-fix

Make query reference links more explanatory.

Author: ryanseys

lib/datastore/query.js

@@ -35,7 +35,7 @@ var util = require('../common/util.js');
  * {@linkcode module:datastore/dataset#createQuery} and run via
  * {@linkcode module:datastore/dataset#runQuery}.**
  *
- * *[Reference](http://goo.gl/Cag0r6).*
+ * *[More information on queries](http://goo.gl/Cag0r6).*
  *
  * @constructor
  * @alias module:datastore/query
@@ -82,7 +82,7 @@ function Query(namespace, kinds) {
  *
  * *To filter by ancestors, see {@linkcode module:datastore/query#hasAncestor}.*
  *
- * *[Reference](http://goo.gl/ENCx7e).*
+ * *[More information on filtering by properties](http://goo.gl/ENCx7e).*
  *
  * @param {string} filter - Property + Operator (=, <, >, <=, >=).
  * @param {*} value - Value to compare property to.
@@ -116,7 +116,7 @@ Query.prototype.filter = function(filter, value) {
 /**
  * Filter a query by ancestors.
  *
- * *[Reference](http://goo.gl/1qfpkZ).*
+ * *[More information on filtering by ancestors](http://goo.gl/1qfpkZ).*
  *
  * @param {Key} key - Key object to filter by.
  * @return {module:datastore/query}
@@ -134,7 +134,7 @@ Query.prototype.hasAncestor = function(key) {
  * Sort the results by a property name in ascending or descending order. By
  * default, an ascending sort order will be used.
  *
- * *[Reference](http://goo.gl/mfegFR).*
+ * *[More information on sort orders](http://goo.gl/mfegFR).*
  *
  * @param {string} property - Optional operator (+, -) and property to order by.
  * @return {module:datastore/query}
@@ -176,7 +176,9 @@ Query.prototype.groupBy = function(fieldNames) {
 /**
  * Retrieve only select properties from the matched entities.
  *
- * *[Reference](http://goo.gl/EfsrJl).*
+ * Queries that select a subset of properties are called Projection Queries.
+ *
+ * *[More information on projection queries](http://goo.gl/EfsrJl).*
  *
  * @param {array} fieldNames - Properties to return from the matched entities.
  * @return {module:datastore/query}
@@ -194,7 +196,7 @@ Query.prototype.select = function(fieldNames) {
 /**
  * Set a starting cursor to a query.
  *
- * *[Reference](http://goo.gl/WuTGRI).*
+ * *[More information on query cursors](http://goo.gl/WuTGRI).*
  *
  * @param {string} cursorToken - The starting cursor token.
  * @return {module:datastore/query}
@@ -214,7 +216,7 @@ Query.prototype.start = function(start) {
 /**
  * Set an ending cursor to a query.
  *
- * *[Reference](http://goo.gl/WuTGRI).*
+ * *[More information on query cursors](http://goo.gl/WuTGRI).*
  *
  * @param {string} cursorToken - The ending cursor token.
  * @return {module:datastore/query}
@@ -234,7 +236,7 @@ Query.prototype.end = function(end) {
 /**
  * Set a limit on a query.
  *
- * *[Reference](http://goo.gl/f0VZ0n).*
+ * *[More information on query limits](http://goo.gl/f0VZ0n).*
  *
  * @param {number} n - The number of results to limit the query to.
  * @return {module:datastore/query}
@@ -252,7 +254,7 @@ Query.prototype.limit = function(n) {
 /**
  * Set an offset on a query.
  *
- * *[Reference](http://goo.gl/f0VZ0n).*
+ * *[More information on query offsets](http://goo.gl/f0VZ0n).*
  *
  * @param {number} n - The offset to start from after the start cursor.
  * @return {module:datastore/query}