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[skip ci] Add section number to binlog developer guide (#9135) 

Signed-off-by: Edward Zeng <jie.zeng@zilliz.com>
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edward.zeng 2021-10-03 17:40:30 +08:00 committed by GitHub
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docs/developer_guides/chap08_binlog.md
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@ -1,4 +1,4 @@
## Binlog
## 8 Binlog
InsertBinlog、DeleteBinlog、DDLBinlog
@ -11,7 +11,7 @@ Schema column records the DDL of the collection.
Binlog file consists of 4 bytes magic number and a series of events. The first event must be descriptor event.
### Event format
### 8.1 Event format
```
+=====================================+=====================================================================+
@ -30,7 +30,7 @@ Binlog file consists of 4 bytes magic number and a series of events. The first e
```
### Descriptor Event format
### 8.2 Descriptor Event format
```
+=====================================+=====================================================================+
@ -65,7 +65,7 @@ Binlog file consists of 4 bytes magic number and a series of events. The first e
```
### Type code
### 8.3 Type code
```
DESCRIPTOR_EVENT
@ -86,7 +86,7 @@ DELETE_EVENT 只能用于 primary key 的 binlog 文件（目前只有按照 pri
CREATE_COLLECTION_EVENT、DROP_COLLECTION_EVENT、CREATE_PARTITION_EVENT、DROP_PARTITION_EVENT 只出现在 DDL binlog 文件
### Event data part
### 8.4 Event data part
```
event data part
@ -107,7 +107,7 @@ other events are similar with INSERT_EVENT
```
### Example
### 8.5 Example
Schema