Documentation

h2/src/installer/release.txt

@@ -79,47 +79,63 @@ The following can be skipped currently; benchmarks should probably be removed:
 
 ## Build the Release
 
-Change directory to src/installer
-Run ./buildRelease.sh (non-Windows) or buildRelease.bat (Windows)
+Run the following commands:
+Non-Windows:
 
-Scan for viruses
-Test installer, H2 Console (test new languages)
-Check docs, versions and links in main, downloads, build numbers
-Check the PDF file size
+    cd src/installer
+    ./buildRelease.sh
+
+Windows:
+
+    cd src/installer
+    buildRelease.bat
+
+Scan for viruses.
+
+Test installer, H2 Console (test new languages).
+
+Check docs, versions and links in main, downloads, build numbers.
+
+Check the PDF file size.
 
 Upload (http and https) to ftp://h2database.com/javadoc
 Upload (http and https) to ftp://h2database.com
 Upload (http and https) to ftp://h2database.com/m2-repo
-Github: create a release
-Newsletter: prepare (always to BCC)
-Newsletter: send to h2-database-jp@googlegroups.com; h2-database@googlegroups.com; h2database-news@googlegroups.com; ...
-Add to http://twitter.com
-- tweet: add @geospatialnews for the new geometry type and disk spatial index
+
+Github: create a release.
+
+Newsletter: send (always to BCC!), the following:
+
+    h2-database-jp@googlegroups.com; h2-database@googlegroups.com; h2database-news@googlegroups.com; ...
+
+Create tweet at http://twitter.com
 
 Sign files and publish files on Maven Central
 (check java version is 1.7)
-./build.sh clean compile jar mavenDeployCentral
-cd /data/h2database/m2-repo/com/h2database
-# remove sha and md5 files:
-find . -name "*.sha1" -delete
-find . -name "*.md5" -delete
-cd h2/1...
-# for each file separately (-javadoc.jar, -sources.jar, .jar, .pom):
-gpg -u "Thomas Mueller Graf <thomas.tom.mueller@gmail.com>" -ab h2-...
-jar -cvf bundle.jar h2-*
-cd ../../h2-mvstore/1...
-# for each file separately (-javadoc.jar, -sources.jar, .jar, .pom):
-gpg -u "Thomas Mueller Graf <thomas.tom.mueller@gmail.com>" -ab h2-mvstore...
-jar -cvf bundle.jar h2-*
-# http://central.sonatype.org/pages/ossrh-guide.html
-# http://central.sonatype.org/pages/manual-staging-bundle-creation-and-deployment.html
-# https://oss.sonatype.org/#welcome - Log In "t..."
-# - Staging Upload
-# - Upload Mode: Artifact Bundle, Select Bundle to Upload... - /data/.../bundle.jar
-# - Upload Bundle - Staging Repositories - select comh2database - Release - Confirm
-# - Staging Upload
-# - Upload Mode: Artifact Bundle, Select Bundle to Upload... - /data/.../bundle.jar
-# - Upload Bundle - Staging Repositories - select comh2database - Release - Confirm
-
-Update statistics
-Change version in pom.xml, commit
+
+    ./build.sh clean compile jar mavenDeployCentral
+    cd /data/h2database/m2-repo/com/h2database
+    # remove sha and md5 files:
+    find . -name "*.sha1" -delete
+    find . -name "*.md5" -delete
+    cd h2/1...
+    # for each file separately (-javadoc.jar, -sources.jar, .jar, .pom):
+    gpg -u "Thomas Mueller Graf <thomas.tom.mueller@gmail.com>" -ab h2-...
+    jar -cvf bundle.jar h2-*
+    cd ../../h2-mvstore/1...
+    # for each file separately (-javadoc.jar, -sources.jar, .jar, .pom):
+    gpg -u "Thomas Mueller Graf <thomas.tom.mueller@gmail.com>" -ab h2-mvstore...
+    jar -cvf bundle.jar h2-*
+    # http://central.sonatype.org/pages/ossrh-guide.html
+    # http://central.sonatype.org/pages/manual-staging-bundle-creation-and-deployment.html
+    # https://oss.sonatype.org/#welcome - Log In "t..."
+    # - Staging Upload
+    # - Upload Mode: Artifact Bundle, Select Bundle to Upload... - /data/.../bundle.jar
+    # - Upload Bundle - Staging Repositories - select comh2database - Release - Confirm
+    # - Staging Upload
+    # - Upload Mode: Artifact Bundle, Select Bundle to Upload... - /data/.../bundle.jar
+    # - Upload Bundle - Staging Repositories - select comh2database - Release - Confirm
+
+Update statistics.
+
+Change version in pom.xml, commit.

h2/src/main/org/h2/command/ddl/AlterTableAlterColumn.java

@@ -84,6 +84,9 @@ public class AlterTableAlterColumn extends CommandWithColumns {
         this.oldColumn = oldColumn;
     }
 
+    /**
+     * Add the column as the first column of the table.
+     */
     public void setAddFirst() {
         addFirst = true;
     }

h2/src/main/org/h2/command/ddl/CommandWithColumns.java

@@ -60,6 +60,12 @@ public abstract class CommandWithColumns extends SchemaCommand {
         }
     }
 
+    /**
+     * For the given list of columns, disable "nullable" for those columns that
+     * are primary key columns.
+     *
+     * @param columns the list of columns
+     */
     protected void changePrimaryKeysToNotNull(ArrayList<Column> columns) {
         if (pkColumns != null) {
             for (Column c : columns) {
@@ -72,6 +78,9 @@ public abstract class CommandWithColumns extends SchemaCommand {
         }
     }
 
+    /**
+     * Create the constraints.
+     */
     protected void createConstraints() {
         if (constraintCommands != null) {
             for (DefineCommand command : constraintCommands) {
@@ -81,6 +90,15 @@ public abstract class CommandWithColumns extends SchemaCommand {
         }
     }
 
+    /**
+     * For the given list of columns, create sequences for auto-increment
+     * columns (if needed), and then get the list of all sequences of the
+     * columns.
+     *
+     * @param columns the columns
+     * @param temporary whether generated sequences should be temporary
+     * @return the list of sequences (may be empty)
+     */
     protected ArrayList<Sequence> generateSequences(ArrayList<Column> columns, boolean temporary) {
         ArrayList<Sequence> sequences = New.arrayList();
         if (columns != null) {

h2/src/main/org/h2/index/AbstractFunctionCursor.java

@@ -12,7 +12,9 @@ import org.h2.result.SearchRow;
 import org.h2.value.Value;
 
 /**
- * Abstract function cursor.
+ * Abstract function cursor. This implementation filters the rows (only returns
+ * entries that are larger or equal to "first", and smaller than last or equal
+ * to "last").
  */
 abstract class AbstractFunctionCursor implements Cursor {
     private final FunctionIndex index;
@@ -85,6 +87,11 @@ abstract class AbstractFunctionCursor implements Cursor {
         return false;
     }
 
+    /**
+     * Skip to the next row if one is available. This method does not filter.
+     *
+     * @return true if another row is available
+     */
     abstract boolean nextImpl();
 
     @Override

h2/src/test/org/h2/test/db/TestIndex.java

@@ -710,6 +710,11 @@ public class TestIndex extends TestBase {
         trace("---done---");
     }
 
+    /**
+     * This method is called from the database.
+     *
+     * @return the result set
+     */
     public static ResultSet testFunctionIndexFunction() {
         // There are additional callers like JdbcConnection.prepareCommand() and
         // CommandContainer.recompileIfRequired()

h2/src/tools/org/h2/build/doc/dictionary.txt

@@ -767,3 +767,6 @@ interpolated thead
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 openoffice organize libre systemtables gmane sea borders announced millennium alex nordlund rarely
+
+opti excessively
+