diff --git a/.gitignore b/.gitignore
index c4130d8..70467f7 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,3 +1,64 @@
 /target/
 /database-data-builder.iml
 data-generator.iml
+
+.metadata
+bin/
+tmp/
+*.tmp
+*.bak
+*.swp
+*~.nib
+local.properties
+.settings/
+.loadpath
+.recommenders
+
+# External tool builders
+.externalToolBuilders/
+
+# Locally stored "Eclipse launch configurations"
+*.launch
+
+# PyDev specific (Python IDE for Eclipse)
+*.pydevproject
+
+# CDT-specific (C/C++ Development Tooling)
+.cproject
+
+# CDT- autotools
+.autotools
+
+# Java annotation processor (APT)
+.factorypath
+
+# PDT-specific (PHP Development Tools)
+.buildpath
+
+# sbteclipse plugin
+.target
+
+# Tern plugin
+.tern-project
+
+# TeXlipse plugin
+.texlipse
+
+# STS (Spring Tool Suite)
+.springBeans
+
+# Code Recommenders
+.recommenders/
+
+# Annotation Processing
+.apt_generated/
+.apt_generated_test/
+
+# Scala IDE specific (Scala & Java development for Eclipse)
+.cache-main
+.scala_dependencies
+.worksheet
+
+.project
+.classpath
+
diff --git a/src/main/resources/META-INF/m2e/lifecycle-mapping-metadata.xml b/src/main/resources/META-INF/m2e/lifecycle-mapping-metadata.xml
new file mode 100644
index 0000000..90948ad
--- /dev/null
+++ b/src/main/resources/META-INF/m2e/lifecycle-mapping-metadata.xml
@@ -0,0 +1,17 @@
+<lifecycleMappingMetadata>
+  <pluginExecutions>
+    <pluginExecution>
+      <pluginExecutionFilter>
+        <goals>
+          <goal>generate-data-classes</goal>
+        </goals>
+      </pluginExecutionFilter>
+      <action>
+        <execute>
+          <runOnIncremental>true</runOnIncremental>
+          <runOnConfiguration>true</runOnConfiguration>
+        </execute>
+      </action>
+    </pluginExecution>
+  </pluginExecutions>
+</lifecycleMappingMetadata>