Re: [PR] [core] Introduce binlog system table to pack the UB and UA [paimon]

["JingsongLi (via GitHub)" <gi...@apache.org>]

JingsongLi commented on code in PR #4520:
URL: https://github.com/apache/paimon/pull/4520#discussion_r1841500714


##########
docs/content/maintenance/system-tables.md:
##########
@@ -406,4 +406,23 @@ SELECT * FROM T$statistics;
 1 rows in set
 */
 ```
+### Binlog Table
+
+You can streaming or batch query the binlog through binlog table. In this system table,
+the update before and update after will be packed in one row. 
+
+```
+/*
++------------------+----------------------+-----------------------+
+|     rowkind      |     column_0         |     column_1          |
++------------------+----------------------+-----------------------+
+|        +I        |  [col_0, null]       |   [col_1, null]       |

Review Comment:
   Why not just one element?



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