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Add missing python schema generator documentation

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The documentation for the Python 3 version of the schema generator was
missing.
This commit is contained in:
Markus Mäkelä 2017-11-20 12:18:29 +02:00
parent 8c72b9d233
commit 30e154bc6f
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Documentation/Routers/Avrorouter.md
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@ -203,6 +203,25 @@ and a short usage description of the client program.
# Avro Schema Generator
If the CREATE TABLE statements for the tables aren't present in the current
binary logs, the schema files must be generated with a schema file
generator. There are currently two methods to generate the .avsc schema files.
## Python Schema Generator
```
usage: cdc_schema.py [--help] [-h HOST] [-P PORT] [-u USER] [-p PASSWORD] DATABASE
```
The _cdc_schema.py_ executable is installed as a part of MaxScale. This is a
Python 3 script that generates Avro schema files from an existing database.
The script will generate the .avsc schema files into the current directory. Run
the script for all required databases copy the generated .avsc files to the
directory where the avrorouter stores the .avro files (the value of `avrodir`).
## Go Schema Generator
The _cdc_schema.go_ example Go program is provided with MaxScale. This file
can be used to create Avro schemas for the avrorouter by connecting to a
database and reading the table definitions. You can find the file in MaxScale's