make table name unique

kolea2 · kolea2 · commit 4ee5cbd27742 · 2022-05-31T11:42:55.000-04:00
diff --git a/bigtable/hbase/snippets/src/main/java/com/example/bigtable/HelloWorld.java b/bigtable/hbase/snippets/src/main/java/com/example/bigtable/HelloWorld.java
@@ -20,6 +20,7 @@
 import com.google.cloud.bigtable.hbase.BigtableConfiguration;
 import java.io.IOException;
 // [END bigtable_hw_imports_hbase]
+import java.util.UUID;
 import org.apache.hadoop.hbase.HColumnDescriptor;
 import org.apache.hadoop.hbase.HTableDescriptor;
 import org.apache.hadoop.hbase.TableName;
@@ -40,7 +41,7 @@
 public class HelloWorld {
 
   // Refer to table metadata names by byte array in the HBase API
-  private static final byte[] TABLE_NAME = Bytes.toBytes("Hello-Bigtable");
+  private static final byte[] TABLE_NAME = Bytes.toBytes("Hello-Bigtable-" + UUID.randomUUID().toString().substring(0, 19));
   private static final byte[] COLUMN_FAMILY_NAME = Bytes.toBytes("cf1");
   private static final byte[] COLUMN_NAME = Bytes.toBytes("greeting");
 
