private void ensureTablesReadIsMutable() {
        if (!tablesRead_.isModifiable()) {
          tablesRead_ = new com.google.protobuf.LazyStringArrayList(tablesRead_);
        }
        bitField0_ |= 0x00000200;
      }
<code>repeated string tablesWritten = 9;</code>
@param value The bytes of the tablesWritten to add.
@return This builder for chaining.
ql/src/gen/protobuf/gen-java/org/apache/hadoop/hive/ql/hooks/proto/HiveHookEvents.java