diff --git a/querymapper/src/main/java/com/moparisthebest/jdbc/CachingQueryMapper.java b/querymapper/src/main/java/com/moparisthebest/jdbc/CachingQueryMapper.java
index cb68996..5408afa 100644
--- a/querymapper/src/main/java/com/moparisthebest/jdbc/CachingQueryMapper.java
+++ b/querymapper/src/main/java/com/moparisthebest/jdbc/CachingQueryMapper.java
@@ -118,6 +118,28 @@ public class CachingQueryMapper extends QueryMapper {
 		return ps;
 	}
 
+	protected PreparedStatement getInsertPreparedStatement(final String sql, final int[] columnIndexes) throws SQLException {
+		PreparedStatement ps = cache.get(sql);
+		if (ps == null) {
+			//System.out.println("cache miss");
+			ps = conn.prepareStatement(sql, columnIndexes);
+			cache.put(sql, ps);
+		}
+		//else System.out.println("cache hit");
+		return ps;
+	}
+
+	protected PreparedStatement getInsertPreparedStatement(final String sql, final String[] columnNames) throws SQLException {
+		PreparedStatement ps = cache.get(sql);
+		if (ps == null) {
+			//System.out.println("cache miss");
+			ps = conn.prepareStatement(sql, columnNames);
+			cache.put(sql, ps);
+		}
+		//else System.out.println("cache hit");
+		return ps;
+	}
+
 	public void clearCache(boolean close) {
 		//System.out.println("cache size: "+cache.size());
 		for (PreparedStatement ps : cache.values())
@@ -157,6 +179,16 @@ public class CachingQueryMapper extends QueryMapper {
 		return super.insertGetGeneratedKeyType(getInsertPreparedStatement(sql, Statement.RETURN_GENERATED_KEYS), typeReference, bindObjects);
 	}
 
+	@Override
+	public <T> T insertGetGeneratedKeyType(String sql, int[] columnIndexes, TypeReference<T> typeReference, Object... bindObjects) throws SQLException {
+		return super.insertGetGeneratedKeyType(getInsertPreparedStatement(sql, columnIndexes), typeReference, bindObjects);
+	}
+
+	@Override
+	public <T> T insertGetGeneratedKeyType(String sql, String[] columnNames, TypeReference<T> typeReference, Object... bindObjects) throws SQLException {
+		return super.insertGetGeneratedKeyType(getInsertPreparedStatement(sql, columnNames), typeReference, bindObjects);
+	}
+
 // these grab ResultSets from the database
 
 	@Override
diff --git a/querymapper/src/main/java/com/moparisthebest/jdbc/ListQueryMapper.java b/querymapper/src/main/java/com/moparisthebest/jdbc/ListQueryMapper.java
index 4fa6802..b1370f3 100644
--- a/querymapper/src/main/java/com/moparisthebest/jdbc/ListQueryMapper.java
+++ b/querymapper/src/main/java/com/moparisthebest/jdbc/ListQueryMapper.java
@@ -302,6 +302,16 @@ public class ListQueryMapper extends QueryMapper {
 		return delegate.insertGetGeneratedKeyType(prepareSql(sql, bindObjects), typeReference, bindObjects);
 	}
 
+	@Override
+	public <T> T insertGetGeneratedKeyType(String sql, int[] columnIndexes, TypeReference<T> typeReference, Object... bindObjects) throws SQLException {
+		return delegate.insertGetGeneratedKeyType(prepareSql(sql, bindObjects), columnIndexes, typeReference, bindObjects);
+	}
+
+	@Override
+	public <T> T insertGetGeneratedKeyType(String sql, String[] columnNames, TypeReference<T> typeReference, Object... bindObjects) throws SQLException {
+		return delegate.insertGetGeneratedKeyType(prepareSql(sql, bindObjects), columnNames, typeReference, bindObjects);
+	}
+
 // DO NOT EDIT BELOW THIS LINE, OR CHANGE THIS COMMENT, CODE AUTOMATICALLY GENERATED BY genQueryMapper.sh
 
 	@Override
diff --git a/querymapper/src/main/java/com/moparisthebest/jdbc/NullQueryMapper.java b/querymapper/src/main/java/com/moparisthebest/jdbc/NullQueryMapper.java
index eac3ad7..3e869cd 100644
--- a/querymapper/src/main/java/com/moparisthebest/jdbc/NullQueryMapper.java
+++ b/querymapper/src/main/java/com/moparisthebest/jdbc/NullQueryMapper.java
@@ -105,7 +105,7 @@ public class NullQueryMapper extends QueryMapper {
 	}
 
 	@Override
-	public Long insertGetGeneratedKey(PreparedStatement ps, Object... bindObjects) throws SQLException {
+	public Long insertGetGeneratedKey(PreparedStatement ps, Object... bindObjects) {
 		try {
 			return delegate.insertGetGeneratedKey(ps, bindObjects);
 		} catch (Throwable e) {
@@ -115,7 +115,7 @@ public class NullQueryMapper extends QueryMapper {
 	}
 
 	@Override
-	public <T> T insertGetGeneratedKeyType(PreparedStatement ps, TypeReference<T> typeReference, Object... bindObjects) throws SQLException {
+	public <T> T insertGetGeneratedKeyType(PreparedStatement ps, TypeReference<T> typeReference, Object... bindObjects) {
 		try {
 			return delegate.insertGetGeneratedKeyType(ps, typeReference, bindObjects);
 		} catch (Throwable e) {
@@ -145,7 +145,7 @@ public class NullQueryMapper extends QueryMapper {
 	}
 
 	@Override
-	public Long insertGetGeneratedKey(String sql, Object... bindObjects) throws SQLException {
+	public Long insertGetGeneratedKey(String sql, Object... bindObjects) {
 		try {
 			return delegate.insertGetGeneratedKey(sql, bindObjects);
 		} catch (Throwable e) {
@@ -155,7 +155,7 @@ public class NullQueryMapper extends QueryMapper {
 	}
 
 	@Override
-	public <T> T insertGetGeneratedKeyType(String sql, TypeReference<T> typeReference, Object... bindObjects) throws SQLException {
+	public <T> T insertGetGeneratedKeyType(String sql, TypeReference<T> typeReference, Object... bindObjects) {
 		try {
 			return delegate.insertGetGeneratedKeyType(sql, typeReference, bindObjects);
 		} catch (Throwable e) {
@@ -164,6 +164,26 @@ public class NullQueryMapper extends QueryMapper {
 		return null;
 	}
 
+	@Override
+	public <T> T insertGetGeneratedKeyType(String sql, int[] columnIndexes, TypeReference<T> typeReference, Object... bindObjects) {
+		try {
+			return delegate.insertGetGeneratedKeyType(sql, columnIndexes, typeReference, bindObjects);
+		} catch (Throwable e) {
+			if (verbose) e.printStackTrace();
+		}
+		return null;
+	}
+
+	@Override
+	public <T> T insertGetGeneratedKeyType(String sql, String[] columnNames, TypeReference<T> typeReference, Object... bindObjects) {
+		try {
+			return delegate.insertGetGeneratedKeyType(sql, columnNames, typeReference, bindObjects);
+		} catch (Throwable e) {
+			if (verbose) e.printStackTrace();
+		}
+		return null;
+	}
+
 // these update the database using UpdateableDTOs
 
 	@Override
diff --git a/querymapper/src/main/java/com/moparisthebest/jdbc/QueryMapper.java b/querymapper/src/main/java/com/moparisthebest/jdbc/QueryMapper.java
index ecf1e39..4c6b3f0 100644
--- a/querymapper/src/main/java/com/moparisthebest/jdbc/QueryMapper.java
+++ b/querymapper/src/main/java/com/moparisthebest/jdbc/QueryMapper.java
@@ -341,7 +341,7 @@ public class QueryMapper implements JdbcMapper {
 
 		// so we lazily cache oracleDatabase just in this one function
 		if(oracleDatabase == null)
-			oracleDatabase = conn.isWrapperFor(OptimalInList.oracleConnection);
+			oracleDatabase = OptimalInList.isWrapperFor(conn, OptimalInList.oracleConnection);
 
 		PreparedStatement ps = null;
 		try {
@@ -362,6 +362,26 @@ public class QueryMapper implements JdbcMapper {
 		}
 	}
 
+	public <T> T insertGetGeneratedKeyType(final String sql, final int[] columnIndexes, final TypeReference<T> typeReference, final Object... bindObjects) throws SQLException {
+		PreparedStatement ps = null;
+		try {
+			ps = conn.prepareStatement(sql, columnIndexes);
+			return this.insertGetGeneratedKeyType(ps, typeReference, bindObjects);
+		} finally {
+			tryClose(ps);
+		}
+	}
+
+	public <T> T insertGetGeneratedKeyType(final String sql, final String[] columnNames, final TypeReference<T> typeReference, final Object... bindObjects) throws SQLException {
+		PreparedStatement ps = null;
+		try {
+			ps = conn.prepareStatement(sql, columnNames);
+			return this.insertGetGeneratedKeyType(ps, typeReference, bindObjects);
+		} finally {
+			tryClose(ps);
+		}
+	}
+
 	// these update the database using UpdateableDTOs
 
 	public int updateRows(UpdateableDTO dto) throws SQLException {