diff --git a/avatica/pom.xml b/avatica/pom.xml
index e164e42af..19146dd6d 100644
--- a/avatica/pom.xml
+++ b/avatica/pom.xml
@@ -3,12 +3,12 @@
   <parent>
     <groupId>net.hydromatic</groupId>
     <artifactId>optiq-parent</artifactId>
-    <version>0.7-SNAPSHOT</version>
+    <version>0.7</version>
   </parent>
 
   <artifactId>optiq-avatica</artifactId>
   <packaging>jar</packaging>
-  <version>0.7-SNAPSHOT</version>
+  <version>0.7</version>
   <name>optiq-avatica</name>
   <description>JDBC driver framework.</description>
 
diff --git a/core/pom.xml b/core/pom.xml
index 03b852ebd..c7222b696 100644
--- a/core/pom.xml
+++ b/core/pom.xml
@@ -3,12 +3,12 @@
   <parent>
     <groupId>net.hydromatic</groupId>
     <artifactId>optiq-parent</artifactId>
-    <version>0.7-SNAPSHOT</version>
+    <version>0.7</version>
   </parent>
 
   <artifactId>optiq-core</artifactId>
   <packaging>jar</packaging>
-  <version>0.7-SNAPSHOT</version>
+  <version>0.7</version>
   <name>optiq-core</name>
   <description>Core Optiq APIs and engine.</description>
 
@@ -21,7 +21,7 @@
     <dependency>
       <groupId>net.hydromatic</groupId>
       <artifactId>optiq-avatica</artifactId>
-      <version>0.7-SNAPSHOT</version>
+      <version>0.7</version>
     </dependency>
   </dependencies>
 
diff --git a/mongodb/pom.xml b/mongodb/pom.xml
index 473e4dc9a..56c032a91 100644
--- a/mongodb/pom.xml
+++ b/mongodb/pom.xml
@@ -3,12 +3,12 @@
   <parent>
     <groupId>net.hydromatic</groupId>
     <artifactId>optiq-parent</artifactId>
-    <version>0.7-SNAPSHOT</version>
+    <version>0.7</version>
   </parent>
 
   <artifactId>optiq-mongodb</artifactId>
   <packaging>jar</packaging>
-  <version>0.7-SNAPSHOT</version>
+  <version>0.7</version>
   <name>optiq-mongodb</name>
   <description>MongoDB adapter for Optiq.</description>
 
@@ -20,13 +20,13 @@
     <dependency>
       <groupId>net.hydromatic</groupId>
       <artifactId>optiq-core</artifactId>
-      <version>0.7-SNAPSHOT</version>
+      <version>0.7</version>
       <type>jar</type>
     </dependency>
     <dependency>
       <groupId>net.hydromatic</groupId>
       <artifactId>optiq-core</artifactId>
-      <version>0.7-SNAPSHOT</version>
+      <version>0.7</version>
       <type>test-jar</type>
       <scope>test</scope>
     </dependency>
diff --git a/plus/pom.xml b/plus/pom.xml
index b6f90411e..e97b88f79 100644
--- a/plus/pom.xml
+++ b/plus/pom.xml
@@ -3,12 +3,12 @@
   <parent>
     <groupId>net.hydromatic</groupId>
     <artifactId>optiq-parent</artifactId>
-    <version>0.7-SNAPSHOT</version>
+    <version>0.7</version>
   </parent>
 
   <artifactId>optiq-plus</artifactId>
   <packaging>jar</packaging>
-  <version>0.7-SNAPSHOT</version>
+  <version>0.7</version>
   <name>optiq-plus</name>
   <description>Miscellaneous extras for Optiq.</description>
 
@@ -20,13 +20,13 @@
     <dependency>
       <groupId>net.hydromatic</groupId>
       <artifactId>optiq-core</artifactId>
-      <version>0.7-SNAPSHOT</version>
+      <version>0.7</version>
       <type>jar</type>
     </dependency>
     <dependency>
       <groupId>net.hydromatic</groupId>
       <artifactId>optiq-core</artifactId>
-      <version>0.7-SNAPSHOT</version>
+      <version>0.7</version>
       <type>test-jar</type>
       <scope>test</scope>
     </dependency>
diff --git a/pom.xml b/pom.xml
index 3f740634e..8432cb4bb 100644
--- a/pom.xml
+++ b/pom.xml
@@ -5,7 +5,7 @@
   <groupId>net.hydromatic</groupId>
   <artifactId>optiq-parent</artifactId>
   <packaging>pom</packaging>
-  <version>0.7-SNAPSHOT</version>
+  <version>0.7</version>
 
   <!-- More project information. -->
   <name>optiq-parent</name>
@@ -79,7 +79,7 @@
     <connection>scm:git:git://github.com/julianhyde/optiq.git</connection>
     <developerConnection>scm:git:git@github.com:julianhyde/optiq.git</developerConnection>
     <url>http://github.com/julianhyde/optiq/tree/master</url>
-    <tag>HEAD</tag>
+    <tag>optiq-parent-0.7</tag>
   </scm>
 
   <modules>
diff --git a/spark/pom.xml b/spark/pom.xml
index 205f70710..1518432ad 100644
--- a/spark/pom.xml
+++ b/spark/pom.xml
@@ -3,12 +3,12 @@
   <parent>
     <groupId>net.hydromatic</groupId>
     <artifactId>optiq-parent</artifactId>
-    <version>0.7-SNAPSHOT</version>
+    <version>0.7</version>
   </parent>
 
   <artifactId>optiq-spark</artifactId>
   <packaging>jar</packaging>
-  <version>0.7-SNAPSHOT</version>
+  <version>0.7</version>
   <name>optiq-spark</name>
 
   <properties>
@@ -19,12 +19,12 @@
     <dependency>
       <groupId>net.hydromatic</groupId>
       <artifactId>optiq-core</artifactId>
-      <version>0.7-SNAPSHOT</version>
+      <version>0.7</version>
     </dependency>
     <dependency>
       <groupId>net.hydromatic</groupId>
       <artifactId>optiq-core</artifactId>
-      <version>0.7-SNAPSHOT</version>
+      <version>0.7</version>
       <type>test-jar</type>
       <scope>test</scope>
     </dependency>
diff --git a/splunk/pom.xml b/splunk/pom.xml
index ae92aefa2..c297b7c50 100644
--- a/splunk/pom.xml
+++ b/splunk/pom.xml
@@ -3,12 +3,12 @@
   <parent>
     <groupId>net.hydromatic</groupId>
     <artifactId>optiq-parent</artifactId>
-    <version>0.7-SNAPSHOT</version>
+    <version>0.7</version>
   </parent>
 
   <artifactId>optiq-splunk</artifactId>
   <packaging>jar</packaging>
-  <version>0.7-SNAPSHOT</version>
+  <version>0.7</version>
   <name>optiq-splunk</name>
   <description>Splunk adapter for Optiq; also a JDBC driver for Splunk.</description>
 
@@ -20,12 +20,12 @@
     <dependency>
       <groupId>net.hydromatic</groupId>
       <artifactId>optiq-core</artifactId>
-      <version>0.7-SNAPSHOT</version>
+      <version>0.7</version>
     </dependency>
     <dependency>
       <groupId>net.hydromatic</groupId>
       <artifactId>optiq-core</artifactId>
-      <version>0.7-SNAPSHOT</version>
+      <version>0.7</version>
       <type>test-jar</type>
       <scope>test</scope>
     </dependency>
diff --git a/ubenchmark/pom.xml b/ubenchmark/pom.xml
index 6a53aeeea..b490dea16 100644
--- a/ubenchmark/pom.xml
+++ b/ubenchmark/pom.xml
@@ -1,11 +1,9 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<project xmlns="http://maven.apache.org/POM/4.0.0"
-         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
   <parent>
     <artifactId>optiq-parent</artifactId>
     <groupId>net.hydromatic</groupId>
-    <version>0.7-SNAPSHOT</version>
+    <version>0.7</version>
   </parent>
   <modelVersion>4.0.0</modelVersion>
 
@@ -79,8 +77,7 @@
                   </filter>
               </filters>
               <transformers>
-                <transformer
-                    implementation="org.apache.maven.plugins.shade.resource.ManifestResourceTransformer">
+                <transformer implementation="org.apache.maven.plugins.shade.resource.ManifestResourceTransformer">
                   <mainClass>org.openjdk.jmh.Main</mainClass>
                 </transformer>
               </transformers>