cambyzju commented on code in PR #12293:
URL: https://github.com/apache/doris/pull/12293#discussion_r962842996


##########
be/src/common/config.h:
##########
@@ -849,6 +849,8 @@ CONF_Bool(enable_simdjson_reader, "false");
 CONF_Int32(doris_remote_scanner_thread_pool_thread_num, "16");
 // number of s3 scanner thread pool queue size
 CONF_Int32(doris_remote_scanner_thread_pool_queue_size, "10240");
+// write offsets instead of length to speed up seek performance
+CONF_Bool(enable_write_array_offset, "false");

Review Comment:
   1. After the data persist, we can not change this flag any more. If really 
needed, I think we should add some meta to distinguish it is offset or length 
inside segment file;
   2. How about if we delete one row with ARRAY column?
   3. Does clickhouse store ARRAY length or offset?
   
   



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