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Clarify build instructions

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Jeremy Finzel 2019-01-17 12:29:16 -06:00
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@ -22,10 +22,11 @@ This code depends on the following libraries and requires them for compilation:
## Building
To build you will need to install PostgreSQL (for pg_config), PostgreSQL server development packages, protobuf-c for the
Protocol Buffer support and some PostGIS development packages
`postgres-decoderbufs` has to be built from source after installing required dependencies. The required dependencies are first PostgreSQL
(for pg_config), PostgreSQL server development packages, protobuf-c for the Protocol Buffer support and some PostGIS development packages.
### Debian
### Installing Dependencies
#### Debian
# Core build utilities
apt-get update && apt-get install -f -y software-properties-common build-essential pkg-config git postgresql-server-dev-9.6
@ -39,14 +40,23 @@ Protocol Buffer support and some PostGIS development packages
The above are taken from the Debezium [docker images](https://github.com/debezium/docker-images).
### Other Linux distributions
#### Other Linux distributions
You just need to make sure the above software packages (_or some flavour thereof_) are installed for your distro.
Note that the last step from the above sequence is only required for Debian to be able to install `libprotobuf-c-dev:1.2.1`
If you have all of the prerequisites installed you should be able to just:
### Building and installing decoderbufs
make && make install
If you have all of the above prerequisites installed, clone this git repo to build from source. If you have multiple
postgres versions installed, you can select which version to install by altering your `$PATH` to point to the right version.
Then `make` and `make install` for each version. Here is an example:
git clone https://github.com/debezium/postgres-decoderbufs.git
cd postgres-decoderbufs
# Install for Postgres 9.6 if I have multiple local versions
export PATH=/usr/lib/postgresql/9.6/bin:$PATH
make
make install
Once the extension has been installed you just need to enable it and logical replication in postgresql.conf: