@@ -349,7 +349,7 @@ public function getQueuePrev()
349349 *
350350 * @param SphinxQL $query The object to set as previous
351351 *
352- * @return $this
352+ * @return self
353353 */
354354 public function setQueuePrev ($ query )
355355 {
@@ -411,7 +411,7 @@ public function transactionRollback()
411411 /**
412412 * Runs the compile function
413413 *
414- * @return $this
414+ * @return self
415415 * @throws ConnectionException
416416 * @throws DatabaseException
417417 * @throws SphinxQLException
@@ -441,7 +441,7 @@ public function compile()
441441 }
442442
443443 /**
444- * @return $this
444+ * @return self
445445 */
446446 public function compileQuery ()
447447 {
@@ -569,7 +569,7 @@ public function compileFilterCondition($filter)
569569 /**
570570 * Compiles the statements for SELECT
571571 *
572- * @return $this
572+ * @return self
573573 * @throws ConnectionException
574574 * @throws DatabaseException
575575 * @throws SphinxQLException
@@ -713,7 +713,7 @@ function (&$val, $key) {
713713 /**
714714 * Compiles the statements for INSERT or REPLACE
715715 *
716- * @return $this
716+ * @return self
717717 * @throws ConnectionException
718718 * @throws DatabaseException
719719 */
@@ -753,7 +753,7 @@ public function compileInsert()
753753 /**
754754 * Compiles the statements for UPDATE
755755 *
756- * @return $this
756+ * @return self
757757 * @throws ConnectionException
758758 * @throws DatabaseException
759759 */
@@ -795,7 +795,7 @@ public function compileUpdate()
795795 /**
796796 * Compiles the statements for DELETE
797797 *
798- * @return $this
798+ * @return self
799799 * @throws ConnectionException
800800 * @throws DatabaseException
801801 */
@@ -825,7 +825,7 @@ public function compileDelete()
825825 *
826826 * @param string $sql A SphinxQL query to execute
827827 *
828- * @return $this
828+ * @return self
829829 */
830830 public function query ($ sql )
831831 {
@@ -854,7 +854,7 @@ public function query($sql)
854854 *
855855 * @param array|string $columns Array or multiple string arguments containing column names
856856 *
857- * @return $this
857+ * @return self
858858 */
859859 public function select ($ columns = null )
860860 {
@@ -878,7 +878,7 @@ public function select($columns = null)
878878 *
879879 * @param array|string $columns Array or multiple string arguments containing column names
880880 *
881- * @return $this
881+ * @return self
882882 */
883883 public function setSelect ($ columns = null )
884884 {
@@ -904,7 +904,7 @@ public function getSelect()
904904 /**
905905 * Activates the INSERT mode
906906 *
907- * @return $this
907+ * @return self
908908 */
909909 public function insert ()
910910 {
@@ -917,7 +917,7 @@ public function insert()
917917 /**
918918 * Activates the REPLACE mode
919919 *
920- * @return $this
920+ * @return self
921921 */
922922 public function replace ()
923923 {
@@ -932,7 +932,7 @@ public function replace()
932932 *
933933 * @param string $index The index to update into
934934 *
935- * @return $this
935+ * @return self
936936 */
937937 public function update ($ index )
938938 {
@@ -946,7 +946,7 @@ public function update($index)
946946 /**
947947 * Activates the DELETE mode
948948 *
949- * @return $this
949+ * @return self
950950 */
951951 public function delete ()
952952 {
@@ -962,7 +962,7 @@ public function delete()
962962 *
963963 * @param array $array An array of indexes to use
964964 *
965- * @return $this
965+ * @return self
966966 */
967967 public function from ($ array = null )
968968 {
@@ -984,7 +984,7 @@ public function from($array = null)
984984 * @param string $value The value
985985 * @param bool $half Exclude ", |, - control characters from being escaped
986986 *
987- * @return $this
987+ * @return self
988988 */
989989 public function match ($ column , $ value = null , $ half = false )
990990 {
@@ -1022,7 +1022,7 @@ public function match($column, $value = null, $half = false)
10221022 * use only string)
10231023 * @param Expression|string|null|bool|array|int|float $value The value to check against
10241024 *
1025- * @return $this
1025+ * @return self
10261026 */
10271027 public function where ($ column , $ operator , $ value = null )
10281028 {
@@ -1046,7 +1046,7 @@ public function where($column, $operator, $value = null)
10461046 *
10471047 * @param string $column A column to group by
10481048 *
1049- * @return $this
1049+ * @return self
10501050 */
10511051 public function groupBy ($ column )
10521052 {
@@ -1061,7 +1061,7 @@ public function groupBy($column)
10611061 *
10621062 * @param int $n Number of items per group
10631063 *
1064- * @return $this
1064+ * @return self
10651065 */
10661066 public function groupNBy ($ n )
10671067 {
@@ -1078,7 +1078,7 @@ public function groupNBy($n)
10781078 * @param string $column The column to group by
10791079 * @param string $direction The group by direction (asc/desc)
10801080 *
1081- * @return $this
1081+ * @return self
10821082 */
10831083 public function withinGroupOrderBy ($ column , $ direction = null )
10841084 {
@@ -1111,7 +1111,7 @@ public function withinGroupOrderBy($column, $direction = null)
11111111 * @param string $operator The operator to use
11121112 * @param string $value The value to check against
11131113 *
1114- * @return $this
1114+ * @return self
11151115 */
11161116 public function having ($ column , $ operator , $ value = null )
11171117 {
@@ -1136,7 +1136,7 @@ public function having($column, $operator, $value = null)
11361136 * @param string $column The column to order on
11371137 * @param string $direction The ordering direction (asc/desc)
11381138 *
1139- * @return $this
1139+ * @return self
11401140 */
11411141 public function orderBy ($ column , $ direction = null )
11421142 {
@@ -1152,7 +1152,7 @@ public function orderBy($column, $direction = null)
11521152 * @param int $offset Offset if $limit is specified, else limit
11531153 * @param null|int $limit The limit to set, null for no limit
11541154 *
1155- * @return $this
1155+ * @return self
11561156 */
11571157 public function limit ($ offset , $ limit = null )
11581158 {
@@ -1173,7 +1173,7 @@ public function limit($offset, $limit = null)
11731173 *
11741174 * @param int $offset The offset
11751175 *
1176- * @return $this
1176+ * @return self
11771177 */
11781178 public function offset ($ offset )
11791179 {
@@ -1189,7 +1189,7 @@ public function offset($offset)
11891189 * @param string $name Option name
11901190 * @param Expression|array|string|int|bool|float|null $value Option value
11911191 *
1192- * @return $this
1192+ * @return self
11931193 */
11941194 public function option ($ name , $ value )
11951195 {
@@ -1204,7 +1204,7 @@ public function option($name, $value)
12041204 *
12051205 * @param string $index The index to insert/replace into
12061206 *
1207- * @return $this
1207+ * @return self
12081208 */
12091209 public function into ($ index )
12101210 {
@@ -1220,7 +1220,7 @@ public function into($index)
12201220 *
12211221 * @param array $array The array of columns
12221222 *
1223- * @return $this
1223+ * @return self
12241224 */
12251225 public function columns ($ array = array ())
12261226 {
@@ -1240,7 +1240,7 @@ public function columns($array = array())
12401240 *
12411241 * @param array $array The array of values matching the columns from $this->columns()
12421242 *
1243- * @return $this
1243+ * @return self
12441244 */
12451245 public function values ($ array )
12461246 {
@@ -1260,7 +1260,7 @@ public function values($array)
12601260 * @param string $column The column name
12611261 * @param string $value The value
12621262 *
1263- * @return $this
1263+ * @return self
12641264 */
12651265 public function value ($ column , $ value )
12661266 {
@@ -1280,7 +1280,7 @@ public function value($column, $value)
12801280 *
12811281 * @param array $array Array of key-values
12821282 *
1283- * @return $this
1283+ * @return self
12841284 */
12851285 public function set ($ array )
12861286 {
@@ -1301,7 +1301,7 @@ public function set($array)
13011301 *
13021302 * @param Facet $facet
13031303 *
1304- * @return $this
1304+ * @return self
13051305 */
13061306 public function facet ($ facet )
13071307 {
@@ -1315,7 +1315,7 @@ public function facet($facet)
13151315 *
13161316 * @param array $array The array of characters to escape
13171317 *
1318- * @return $this
1318+ * @return self
13191319 */
13201320 public function setFullEscapeChars ($ array = array ())
13211321 {
@@ -1331,7 +1331,7 @@ public function setFullEscapeChars($array = array())
13311331 *
13321332 * @param array $array The array of characters to escape
13331333 *
1334- * @return $this
1334+ * @return self
13351335 */
13361336 public function setHalfEscapeChars ($ array = array ())
13371337 {
@@ -1414,7 +1414,7 @@ public function halfEscapeMatch($string)
14141414 /**
14151415 * Clears the existing query build for new query when using the same SphinxQL instance.
14161416 *
1417- * @return $this
1417+ * @return self
14181418 */
14191419 public function reset ()
14201420 {
@@ -1440,7 +1440,7 @@ public function reset()
14401440 }
14411441
14421442 /**
1443- * @return $this
1443+ * @return self
14441444 */
14451445 public function resetWhere ()
14461446 {
@@ -1450,7 +1450,7 @@ public function resetWhere()
14501450 }
14511451
14521452 /**
1453- * @return $this
1453+ * @return self
14541454 */
14551455 public function resetMatch ()
14561456 {
@@ -1460,7 +1460,7 @@ public function resetMatch()
14601460 }
14611461
14621462 /**
1463- * @return $this
1463+ * @return self
14641464 */
14651465 public function resetGroupBy ()
14661466 {
@@ -1471,7 +1471,7 @@ public function resetGroupBy()
14711471 }
14721472
14731473 /**
1474- * @return $this
1474+ * @return self
14751475 */
14761476 public function resetWithinGroupOrderBy ()
14771477 {
@@ -1481,7 +1481,7 @@ public function resetWithinGroupOrderBy()
14811481 }
14821482
14831483 /**
1484- * @return $this
1484+ * @return self
14851485 */
14861486 public function resetFacets ()
14871487 {
@@ -1491,7 +1491,7 @@ public function resetFacets()
14911491 }
14921492
14931493 /**
1494- * @return $this
1494+ * @return self
14951495 */
14961496 public function resetHaving ()
14971497 {
@@ -1501,7 +1501,7 @@ public function resetHaving()
15011501 }
15021502
15031503 /**
1504- * @return $this
1504+ * @return self
15051505 */
15061506 public function resetOrderBy ()
15071507 {
@@ -1511,7 +1511,7 @@ public function resetOrderBy()
15111511 }
15121512
15131513 /**
1514- * @return $this
1514+ * @return self
15151515 */
15161516 public function resetOptions ()
15171517 {
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