build: 4.1.5 release

benchmarks/pom.xml

@@ -53,7 +53,7 @@
         <dependency>
             <groupId>org.questdb</groupId>
             <artifactId>core</artifactId>
-            <version>4.1.5-SNAPSHOT</version>
+            <version>4.1.5</version>
         </dependency>
         <dependency>
             <groupId>org.apache.logging.log4j</groupId>

core/pom.xml

@@ -32,7 +32,7 @@
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
     </properties>
 
-    <version>4.1.5-SNAPSHOT</version>
+    <version>4.1.5</version>
     <groupId>org.questdb</groupId>
     <artifactId>core</artifactId>
     <packaging>jar</packaging>

core/src/main/java/io/questdb/cairo/IntervalBwdDataFrameCursor.java

@@ -34,8 +34,9 @@ public class IntervalBwdDataFrameCursor extends AbstractIntervalDataFrameCursor
      * Data frame low and high row will be within intervals inclusive of edges. Intervals
      * themselves are pairs of microsecond time.
      *
-     * @param intervals pairs of microsecond interval values, as in "low" and "high" inclusive of
-     *                  edges.
+     * @param intervals      pairs of microsecond interval values, as in "low" and "high" inclusive of
+     *                       edges.
+     * @param timestampIndex index of timestamp column in the readr that is used by this cursor
      */
     public IntervalBwdDataFrameCursor(@Transient LongList intervals, int timestampIndex) {
         super(intervals, timestampIndex);

core/src/main/java/io/questdb/cairo/IntervalFwdDataFrameCursor.java

@@ -32,8 +32,9 @@ public class IntervalFwdDataFrameCursor extends AbstractIntervalDataFrameCursor
      * Data frame low and high row will be within intervals inclusive of edges. Intervals
      * themselves are pairs of microsecond time.
      *
-     * @param intervals pairs of microsecond interval values, as in "low" and "high" inclusive of
-     *                  edges.
+     * @param intervals      pairs of microsecond interval values, as in "low" and "high" inclusive of
+     *                       edges.
+     * @param timestampIndex index of timestamp column in the readr that is used by this cursor
      */
     public IntervalFwdDataFrameCursor(LongList intervals, int timestampIndex) {
         super(intervals, timestampIndex);

core/src/main/java/io/questdb/cairo/TableWriter.java

@@ -377,6 +377,7 @@ public class TableWriter implements Closeable {
      * @param type                    {@link ColumnType}
      * @param isIndexed               configures column to be indexed or not
      * @param indexValueBlockCapacity approximation of number of rows for single index key, must be power of 2
+     * @param isSequential            for columns that contain sequential values query optimiser can make assuptions on range searches (future feature)
      */
     public void addColumn(
             CharSequence name,
@@ -683,6 +684,8 @@ public class TableWriter implements Closeable {
      * <p>
      * <b>Pending rows</b>
      * <p>This method will cancel pending rows by calling {@link #cancelRow()}. Data in partially appended row will be lost.</p>
+     *
+     * @param commitMode commit durability mode.
      */
     public void commit(int commitMode) {
 

core/src/main/java/io/questdb/std/Hash.java

@@ -79,6 +79,9 @@ public final class Hash {
      * cheapest possible way to reduce systematic lossage, as well as
      * to incorporate impact of the highest bits that would otherwise
      * never be used in index calculations because of table bounds.
+     *
+     * @param h hash code
+     * @return adjusted hash code
      */
     public static int spread(int h) {
         return (h ^ (h >>> 16)) & HASH_BITS;