[maven-release-plugin] prepare release apache-parquet-1.12.0-rc4
diff --git a/parquet-arrow/pom.xml b/parquet-arrow/pom.xml
index 40d4797..dd20e9b 100644
--- a/parquet-arrow/pom.xml
+++ b/parquet-arrow/pom.xml
@@ -21,7 +21,7 @@
     <groupId>org.apache.parquet</groupId>
     <artifactId>parquet</artifactId>
     <relativePath>../pom.xml</relativePath>
-    <version>1.12.0-SNAPSHOT</version>
+    <version>1.12.0</version>
   </parent>
 
   <modelVersion>4.0.0</modelVersion>
diff --git a/parquet-avro/pom.xml b/parquet-avro/pom.xml
index 5845a6f..c53071d 100644
--- a/parquet-avro/pom.xml
+++ b/parquet-avro/pom.xml
@@ -21,7 +21,7 @@
     <groupId>org.apache.parquet</groupId>
     <artifactId>parquet</artifactId>
     <relativePath>../pom.xml</relativePath>
-    <version>1.12.0-SNAPSHOT</version>
+    <version>1.12.0</version>
   </parent>
 
   <modelVersion>4.0.0</modelVersion>
diff --git a/parquet-benchmarks/pom.xml b/parquet-benchmarks/pom.xml
index 5e33057..904e4e9 100644
--- a/parquet-benchmarks/pom.xml
+++ b/parquet-benchmarks/pom.xml
@@ -21,7 +21,7 @@
     <groupId>org.apache.parquet</groupId>
     <artifactId>parquet</artifactId>
     <relativePath>../pom.xml</relativePath>
-    <version>1.12.0-SNAPSHOT</version>
+    <version>1.12.0</version>
   </parent>
 
   <modelVersion>4.0.0</modelVersion>
diff --git a/parquet-cascading-deprecated/pom.xml b/parquet-cascading-deprecated/pom.xml
index 7148d02..08f9d47 100644
--- a/parquet-cascading-deprecated/pom.xml
+++ b/parquet-cascading-deprecated/pom.xml
@@ -21,7 +21,7 @@
     <groupId>org.apache.parquet</groupId>
     <artifactId>parquet</artifactId>
     <relativePath>../pom.xml</relativePath>
-    <version>1.12.0-SNAPSHOT</version>
+    <version>1.12.0</version>
   </parent>
 
   <modelVersion>4.0.0</modelVersion>
diff --git a/parquet-cascading3-deprecated/pom.xml b/parquet-cascading3-deprecated/pom.xml
index 404be4d..9c9d638 100644
--- a/parquet-cascading3-deprecated/pom.xml
+++ b/parquet-cascading3-deprecated/pom.xml
@@ -21,7 +21,7 @@
     <groupId>org.apache.parquet</groupId>
     <artifactId>parquet</artifactId>
     <relativePath>../pom.xml</relativePath>
-    <version>1.12.0-SNAPSHOT</version>
+    <version>1.12.0</version>
   </parent>
 
   <modelVersion>4.0.0</modelVersion>
diff --git a/parquet-cli/pom.xml b/parquet-cli/pom.xml
index 6f1c6d9..379e81b 100644
--- a/parquet-cli/pom.xml
+++ b/parquet-cli/pom.xml
@@ -21,7 +21,7 @@
     <groupId>org.apache.parquet</groupId>
     <artifactId>parquet</artifactId>
     <relativePath>../pom.xml</relativePath>
-    <version>1.12.0-SNAPSHOT</version>
+    <version>1.12.0</version>
   </parent>
 
   <modelVersion>4.0.0</modelVersion>
diff --git a/parquet-column/pom.xml b/parquet-column/pom.xml
index 44fc1a2..30bd635 100644
--- a/parquet-column/pom.xml
+++ b/parquet-column/pom.xml
@@ -21,7 +21,7 @@
     <groupId>org.apache.parquet</groupId>
     <artifactId>parquet</artifactId>
     <relativePath>../pom.xml</relativePath>
-    <version>1.12.0-SNAPSHOT</version>
+    <version>1.12.0</version>
   </parent>
 
   <modelVersion>4.0.0</modelVersion>
diff --git a/parquet-common/pom.xml b/parquet-common/pom.xml
index 7fa4cab..c4b944b 100644
--- a/parquet-common/pom.xml
+++ b/parquet-common/pom.xml
@@ -21,7 +21,7 @@
     <groupId>org.apache.parquet</groupId>
     <artifactId>parquet</artifactId>
     <relativePath>../pom.xml</relativePath>
-    <version>1.12.0-SNAPSHOT</version>
+    <version>1.12.0</version>
   </parent>
 
   <modelVersion>4.0.0</modelVersion>
diff --git a/parquet-encoding/pom.xml b/parquet-encoding/pom.xml
index 6078d7c..ac53aa6 100644
--- a/parquet-encoding/pom.xml
+++ b/parquet-encoding/pom.xml
@@ -21,7 +21,7 @@
     <groupId>org.apache.parquet</groupId>
     <artifactId>parquet</artifactId>
     <relativePath>../pom.xml</relativePath>
-    <version>1.12.0-SNAPSHOT</version>
+    <version>1.12.0</version>
   </parent>
 
   <modelVersion>4.0.0</modelVersion>
diff --git a/parquet-format-structures/pom.xml b/parquet-format-structures/pom.xml
index c53d82d..d0aa0ee 100644
--- a/parquet-format-structures/pom.xml
+++ b/parquet-format-structures/pom.xml
@@ -24,7 +24,7 @@
     <groupId>org.apache.parquet</groupId>
     <artifactId>parquet</artifactId>
     <relativePath>../pom.xml</relativePath>
-    <version>1.12.0-SNAPSHOT</version>
+    <version>1.12.0</version>
   </parent>
 
   <artifactId>parquet-format-structures</artifactId>
diff --git a/parquet-generator/pom.xml b/parquet-generator/pom.xml
index 0f3ccaa..694fbf5 100644
--- a/parquet-generator/pom.xml
+++ b/parquet-generator/pom.xml
@@ -21,7 +21,7 @@
     <groupId>org.apache.parquet</groupId>
     <artifactId>parquet</artifactId>
     <relativePath>../pom.xml</relativePath>
-    <version>1.12.0-SNAPSHOT</version>
+    <version>1.12.0</version>
   </parent>
 
   <modelVersion>4.0.0</modelVersion>
diff --git a/parquet-hadoop-bundle/pom.xml b/parquet-hadoop-bundle/pom.xml
index bbddc95..6e1950a 100644
--- a/parquet-hadoop-bundle/pom.xml
+++ b/parquet-hadoop-bundle/pom.xml
@@ -21,7 +21,7 @@
     <groupId>org.apache.parquet</groupId>
     <artifactId>parquet</artifactId>
     <relativePath>../pom.xml</relativePath>
-    <version>1.12.0-SNAPSHOT</version>
+    <version>1.12.0</version>
   </parent>
 
   <modelVersion>4.0.0</modelVersion>
diff --git a/parquet-hadoop/pom.xml b/parquet-hadoop/pom.xml
index 03ec9cb..5e61b31 100644
--- a/parquet-hadoop/pom.xml
+++ b/parquet-hadoop/pom.xml
@@ -21,7 +21,7 @@
     <groupId>org.apache.parquet</groupId>
     <artifactId>parquet</artifactId>
     <relativePath>../pom.xml</relativePath>
-    <version>1.12.0-SNAPSHOT</version>
+    <version>1.12.0</version>
   </parent>
 
   <modelVersion>4.0.0</modelVersion>
diff --git a/parquet-jackson/pom.xml b/parquet-jackson/pom.xml
index 3e8e209..3810886 100644
--- a/parquet-jackson/pom.xml
+++ b/parquet-jackson/pom.xml
@@ -21,7 +21,7 @@
     <groupId>org.apache.parquet</groupId>
     <artifactId>parquet</artifactId>
     <relativePath>../pom.xml</relativePath>
-    <version>1.12.0-SNAPSHOT</version>
+    <version>1.12.0</version>
   </parent>
 
   <modelVersion>4.0.0</modelVersion>
diff --git a/parquet-pig-bundle/pom.xml b/parquet-pig-bundle/pom.xml
index e12753b..a86f6ee 100644
--- a/parquet-pig-bundle/pom.xml
+++ b/parquet-pig-bundle/pom.xml
@@ -21,7 +21,7 @@
     <groupId>org.apache.parquet</groupId>
     <artifactId>parquet</artifactId>
     <relativePath>../pom.xml</relativePath>
-    <version>1.12.0-SNAPSHOT</version>
+    <version>1.12.0</version>
   </parent>
 
   <modelVersion>4.0.0</modelVersion>
diff --git a/parquet-pig/pom.xml b/parquet-pig/pom.xml
index a8ab606..ac109b5 100644
--- a/parquet-pig/pom.xml
+++ b/parquet-pig/pom.xml
@@ -21,7 +21,7 @@
     <groupId>org.apache.parquet</groupId>
     <artifactId>parquet</artifactId>
     <relativePath>../pom.xml</relativePath>
-    <version>1.12.0-SNAPSHOT</version>
+    <version>1.12.0</version>
   </parent>
 
   <modelVersion>4.0.0</modelVersion>
diff --git a/parquet-protobuf/pom.xml b/parquet-protobuf/pom.xml
index 93bfb5b..e333ff7 100644
--- a/parquet-protobuf/pom.xml
+++ b/parquet-protobuf/pom.xml
@@ -21,7 +21,7 @@
     <groupId>org.apache.parquet</groupId>
     <artifactId>parquet</artifactId>
     <relativePath>../pom.xml</relativePath>
-    <version>1.12.0-SNAPSHOT</version>
+    <version>1.12.0</version>
   </parent>
 
   <modelVersion>4.0.0</modelVersion>
diff --git a/parquet-scala/pom.xml b/parquet-scala/pom.xml
index 0431317..482dc07 100644
--- a/parquet-scala/pom.xml
+++ b/parquet-scala/pom.xml
@@ -21,7 +21,7 @@
     <groupId>org.apache.parquet</groupId>
     <artifactId>parquet</artifactId>
     <relativePath>../pom.xml</relativePath>
-    <version>1.12.0-SNAPSHOT</version>
+    <version>1.12.0</version>
   </parent>
 
   <modelVersion>4.0.0</modelVersion>
diff --git a/parquet-scrooge-deprecated/pom.xml b/parquet-scrooge-deprecated/pom.xml
index 0ee7da8..9c762e0 100644
--- a/parquet-scrooge-deprecated/pom.xml
+++ b/parquet-scrooge-deprecated/pom.xml
@@ -21,7 +21,7 @@
     <groupId>org.apache.parquet</groupId>
     <artifactId>parquet</artifactId>
     <relativePath>../pom.xml</relativePath>
-    <version>1.12.0-SNAPSHOT</version>
+    <version>1.12.0</version>
   </parent>
 
   <modelVersion>4.0.0</modelVersion>
diff --git a/parquet-thrift/pom.xml b/parquet-thrift/pom.xml
index 9e09c1b..a9e216d 100644
--- a/parquet-thrift/pom.xml
+++ b/parquet-thrift/pom.xml
@@ -21,7 +21,7 @@
     <groupId>org.apache.parquet</groupId>
     <artifactId>parquet</artifactId>
     <relativePath>../pom.xml</relativePath>
-    <version>1.12.0-SNAPSHOT</version>
+    <version>1.12.0</version>
   </parent>
 
   <modelVersion>4.0.0</modelVersion>
diff --git a/parquet-tools-deprecated/pom.xml b/parquet-tools-deprecated/pom.xml
index 81007e9..3290b11 100644
--- a/parquet-tools-deprecated/pom.xml
+++ b/parquet-tools-deprecated/pom.xml
@@ -21,7 +21,7 @@
     <groupId>org.apache.parquet</groupId>
     <artifactId>parquet</artifactId>
     <relativePath>../pom.xml</relativePath>
-    <version>1.12.0-SNAPSHOT</version>
+    <version>1.12.0</version>
   </parent>
 
   <modelVersion>4.0.0</modelVersion>
diff --git a/pom.xml b/pom.xml
index dd80da3..7445e1c 100644
--- a/pom.xml
+++ b/pom.xml
@@ -9,7 +9,7 @@
 
   <groupId>org.apache.parquet</groupId>
   <artifactId>parquet</artifactId>
-  <version>1.12.0-SNAPSHOT</version>
+  <version>1.12.0</version>
   <packaging>pom</packaging>
 
   <name>Apache Parquet MR</name>
@@ -20,7 +20,7 @@
     <connection>scm:git:git@github.com:apache/parquet-mr.git</connection>
     <url>scm:git:git@github.com:apache/parquet-mr.git</url>
     <developerConnection>scm:git:git@github.com:apache/parquet-mr.git</developerConnection>
-    <tag>HEAD</tag>
+    <tag>apache-parquet-1.12.0-rc4</tag>
   </scm>
 
   <licenses>