KE-36478 revert offset code (apache#473)

* Revert "fix ut"

This reverts commit 74fced8.

* Revert "[SPARK-39159][SQL] Add new Dataset API for Offset"

This reverts commit b2b95a2.

* Revert "[SPARK-39057][SQL] Offset could work without Limit"

This reverts commit cd1c8cb.

* Revert "[SPARK-28330][SQL] Support ANSI SQL: result offset clause in query expression"

This reverts commit 80310f5.

* update spark version

Author: chenzhx

assembly/pom.xml

@@ -21,7 +21,7 @@
   <parent>
     <groupId>org.apache.spark</groupId>
     <artifactId>spark-parent_2.12</artifactId>
-    <version>3.2.0-kylin-4.x-r67</version>
+    <version>3.2.0-kylin-4.x-r68</version>
     <relativePath>../pom.xml</relativePath>
   </parent>
 

common/kvstore/pom.xml

@@ -22,7 +22,7 @@
   <parent>
     <groupId>org.apache.spark</groupId>
     <artifactId>spark-parent_2.12</artifactId>
-    <version>3.2.0-kylin-4.x-r67</version>
+    <version>3.2.0-kylin-4.x-r68</version>
     <relativePath>../../pom.xml</relativePath>
   </parent>
 

common/network-common/pom.xml

@@ -22,7 +22,7 @@
   <parent>
     <groupId>org.apache.spark</groupId>
     <artifactId>spark-parent_2.12</artifactId>
-    <version>3.2.0-kylin-4.x-r67</version>
+    <version>3.2.0-kylin-4.x-r68</version>
     <relativePath>../../pom.xml</relativePath>
   </parent>
 

common/network-shuffle/pom.xml

@@ -22,7 +22,7 @@
   <parent>
     <groupId>org.apache.spark</groupId>
     <artifactId>spark-parent_2.12</artifactId>
-    <version>3.2.0-kylin-4.x-r67</version>
+    <version>3.2.0-kylin-4.x-r68</version>
     <relativePath>../../pom.xml</relativePath>
   </parent>
 

common/network-yarn/pom.xml

@@ -22,7 +22,7 @@
   <parent>
     <groupId>org.apache.spark</groupId>
     <artifactId>spark-parent_2.12</artifactId>
-    <version>3.2.0-kylin-4.x-r67</version>
+    <version>3.2.0-kylin-4.x-r68</version>
     <relativePath>../../pom.xml</relativePath>
   </parent>
 

common/sketch/pom.xml

@@ -22,7 +22,7 @@
   <parent>
     <groupId>org.apache.spark</groupId>
     <artifactId>spark-parent_2.12</artifactId>
-    <version>3.2.0-kylin-4.x-r67</version>
+    <version>3.2.0-kylin-4.x-r68</version>
     <relativePath>../../pom.xml</relativePath>
   </parent>
 

common/tags/pom.xml

@@ -22,7 +22,7 @@
   <parent>
     <groupId>org.apache.spark</groupId>
     <artifactId>spark-parent_2.12</artifactId>
-    <version>3.2.0-kylin-4.x-r67</version>
+    <version>3.2.0-kylin-4.x-r68</version>
     <relativePath>../../pom.xml</relativePath>
   </parent>
 

common/unsafe/pom.xml

@@ -22,7 +22,7 @@
   <parent>
     <groupId>org.apache.spark</groupId>
     <artifactId>spark-parent_2.12</artifactId>
-    <version>3.2.0-kylin-4.x-r67</version>
+    <version>3.2.0-kylin-4.x-r68</version>
     <relativePath>../../pom.xml</relativePath>
   </parent>
 

core/pom.xml

@@ -21,7 +21,7 @@
   <parent>
     <groupId>org.apache.spark</groupId>
     <artifactId>spark-parent_2.12</artifactId>
-    <version>3.2.0-kylin-4.x-r67</version>
+    <version>3.2.0-kylin-4.x-r68</version>
     <relativePath>../pom.xml</relativePath>
   </parent>
 

docs/sql-ref-ansi-compliance.md

@@ -452,7 +452,7 @@ Below is a list of all the keywords in Spark SQL.
 |NULL|reserved|non-reserved|reserved|
 |NULLS|non-reserved|non-reserved|non-reserved|
 |OF|non-reserved|non-reserved|reserved|
-|OFFSET|reserved|non-reserved|reserved|
+|OFFSET|non-reserved|non-reserved|reserved|
 |ON|reserved|strict-non-reserved|reserved|
 |ONLY|reserved|non-reserved|reserved|
 |OPTION|non-reserved|non-reserved|non-reserved|