[MINOR][DOCS] Fix all typos in markdown files of `doc` and similar patterns in other comments

## What changes were proposed in this pull request?

This PR tries to fix all typos in all markdown files under `docs` module,
and fixes similar typos in other comments, too.

## How was the this patch tested?

manual tests.

Author: Dongjoon Hyun <dongjoon@apache.org>

Closes #11300 from dongjoon-hyun/minor_fix_typos.

4 files changed, 5 insertions, 5 deletions

diff --git a/sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/analysis/DistinctAggregationRewriter.scala b/sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/analysis/DistinctAggregationRewriter.scala
index b49885d469..7518946a94 100644
--- a/sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/analysis/DistinctAggregationRewriter.scala
+++ b/sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/analysis/DistinctAggregationRewriter.scala
@@ -88,7 +88,7 @@ import org.apache.spark.sql.types.IntegerType
  *    this aggregate consists of the original group by clause, all the requested distinct columns
  *    and the group id. Both de-duplication of distinct column and the aggregation of the
  *    non-distinct group take advantage of the fact that we group by the group id (gid) and that we
- *    have nulled out all non-relevant columns for the the given group.
+ *    have nulled out all non-relevant columns the given group.
  * 3. Aggregating the distinct groups and combining this with the results of the non-distinct
  *    aggregation. In this step we use the group id to filter the inputs for the aggregate
  *    functions. The result of the non-distinct group are 'aggregated' by using the first operator,
diff --git a/sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/expressions/aggregate/HyperLogLogPlusPlus.scala b/sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/expressions/aggregate/HyperLogLogPlusPlus.scala
index ec833d6789..a474017221 100644
--- a/sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/expressions/aggregate/HyperLogLogPlusPlus.scala
+++ b/sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/expressions/aggregate/HyperLogLogPlusPlus.scala
@@ -238,7 +238,7 @@ case class HyperLogLogPlusPlus(
       diff * diff
     }
 
-    // Keep moving bounds as long as the the (exclusive) high bound is closer to the estimate than
+    // Keep moving bounds as long as the (exclusive) high bound is closer to the estimate than
     // the lower (inclusive) bound.
     var low = math.max(nearestEstimateIndex - K + 1, 0)
     var high = math.min(low + K, numEstimates)
diff --git a/sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/expressions/codegen/GenerateMutableProjection.scala b/sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/expressions/codegen/GenerateMutableProjection.scala
index 5b4dc8df86..9abe92b1e7 100644
--- a/sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/expressions/codegen/GenerateMutableProjection.scala
+++ b/sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/expressions/codegen/GenerateMutableProjection.scala
@@ -83,7 +83,7 @@ object GenerateMutableProjection extends CodeGenerator[Seq[Expression], () => Mu
         }
     }
 
-    // Evaluate all the the subexpressions.
+    // Evaluate all the subexpressions.
     val evalSubexpr = ctx.subexprFunctions.mkString("\n")
 
     val updates = validExpr.zip(index).map {
diff --git a/sql/catalyst/src/test/scala/org/apache/spark/sql/RandomDataGenerator.scala b/sql/catalyst/src/test/scala/org/apache/spark/sql/RandomDataGenerator.scala
index 7c173cbcee..8207d64798 100644
--- a/sql/catalyst/src/test/scala/org/apache/spark/sql/RandomDataGenerator.scala
+++ b/sql/catalyst/src/test/scala/org/apache/spark/sql/RandomDataGenerator.scala
@@ -148,7 +148,7 @@ object RandomDataGenerator {
             // for "0001-01-01 00:00:00.000000". We need to find a
             // number that is greater or equals to this number as a valid timestamp value.
             while (milliseconds < -62135740800000L) {
-              // 253402329599999L is the the number of milliseconds since
+              // 253402329599999L is the number of milliseconds since
               // January 1, 1970, 00:00:00 GMT for "9999-12-31 23:59:59.999999".
               milliseconds = rand.nextLong() % 253402329599999L
             }
@@ -163,7 +163,7 @@ object RandomDataGenerator {
             // for "0001-01-01 00:00:00.000000". We need to find a
             // number that is greater or equals to this number as a valid timestamp value.
             while (milliseconds < -62135740800000L) {
-              // 253402329599999L is the the number of milliseconds since
+              // 253402329599999L is the number of milliseconds since
               // January 1, 1970, 00:00:00 GMT for "9999-12-31 23:59:59.999999".
               milliseconds = rand.nextLong() % 253402329599999L
             }