## V itess解析 网易杭州研究院后台技术组---胡争 ## V itess Introduction • Golang, GTID • youtube 2011~2015, github 2000+ star • vitess provides servers and tools which facilitate scaling of MySQL databases for large large scale web services. • about 8w line(test code exclude) • client(bson SSL) java/python/go ## Golang ? • minimalist • goroutines • channels & selects • closures • defers • generics · GC

instead. ## I nstall Dependencies Install Go 1.17+ Download and install Golang 1.17. For example, at writing: curl -LO https://golang.org/dl/go1.17.linux-amd64.tar.gz sudo tar -C /usr/local -xzf go1.17.linux-amd64 7/bin:$PATH"' >> ~/.bash_profile Download and install Golang 1.17. For example, at writing: curl -LO https://golang.org/dl/go1.17. darwin-amd64.pkg sudo installer -pkg go1.17. darwin-amd64 the local install guide instead. ## I nstall Dependencies Install Go 1.17+ Download and install Golang 1.17. For example, at writing: curl -LO https://dl.google.com/go/go1.17.linux-amd64.tar.gz sudo

number of MySQL instances ## V itess database drivers Vitess includes compliant JDBC and Go (Golang) database drivers using a native query protocol. Additionally, it implements the MySQL server protocol guide instead. ## I nstall Dependencies Install Go 1.12+ Download and install the latest version of Golang. For example, at writing: curl -O https://dl.google.com/go/go1.12.14.linux-amd64.tar.gz sudo tar guide instead. ## I nstall Dependencies Install Go 1.12+ Download and install the latest version of Golang. For example, at writing: curl -O https://dl.google.com/go/go1.12.14.linux-amd64.tar.gz sudo tar

instead. ## I nstall Dependencies Install Go 1.16+ Download and install Golang 1.16. For example, at writing: curl -LO https://golang.org/dl/go1.16.5.linux-amd64.tar.gz sudo tar -C /usr/local -xzf go1.16 the local install guide instead. ## I nstall Dependencies Install Go 1.16+ Download and install Golang 1.16. For example, at writing: curl -LO https://dl.google.com/go/go1.16.5.linux-amd64.tar.gz sudo implementation. Previous API Clients create vstreams by grpc-ing to VTGate using the Vstream API call. In golang: conn, := VTGate.Dial(ctx, "localhost:15991") // tabletType is one of replica/master/rdonly

instead. ## I nstall Dependencies Install Go 1.15+ Download and install Golang 1.15. For example, at writing: curl -O https://golang.org/dl/go1.15.6.linux-amd64.tar.gz sudo tar -C /usr/local -xzf go1.15 the local install guide instead. ## I nstall Dependencies Install Go 1.15+ Download and install Golang 1.15. For example, at writing: curl -O https://dl.google.com/go/go1.15.6.linux-amd64.tar.gz sudo implementation. Current API Clients create vstreams by grpc-ing to VTGate using the Vstream API call. In golang: conn, _ := VTGate.Dial(ctx, "localhost:15991") // tabletType is one of replica/master/rdonly

instead. ## I nstall Dependencies Install Go 1.15+ Download and install Golang 1.15. For example, at writing: curl -O https://golang.org/dl/go1.15.6.linux-amd64.tar.gz sudo tar -C /usr/local -xzf go1.15 the local install guide instead. ## I nstall Dependencies Install Go 1.15+ Download and install Golang 1.15. For example, at writing: curl -O https://dl.google.com/go/go1.15.6.linux-amd64.tar.gz sudo implementation. Previous API Clients create vstreams by grpc-ing to VTGate using the Vstream API call. In golang: conn, _ := VTGate.Dial(ctx, "localhost:15991") // tabletType is one of replica/master/rdonly

large number of MySQL instances ## V itess database drivers Vitess includes compliant JDBC and Go (Golang) database drivers using a native query protocol. Additionally, it implements the MySQL server protocol the local install guide instead. ## I nstall Dependencies Install Go 1.13+ Download and install Golang 1.13. For example, at writing: curl -O https://dl.google.com/go/go1.13.9.linux-amd64.tar.gz sudo the local install guide instead. ## I nstall Dependencies Install Go 1.13+ Download and install Golang 1.13. For example, at writing: curl -O https://dl.google.com/go/go1.13.9.linux-amd64.tar.gz sudo

the local install guide instead. ## I nstall Dependencies Install Go 1.13+ Download and install Golang 1.13. For example, at writing: curl -O https://dl.google.com/go/go1.13.9.linux-amd64.tar.gz sudo the local install guide instead. ## I nstall Dependencies Install Go 1.13+ Download and install Golang 1.13. For example, at writing: curl -O https://dl.google.com/go/go1.13.9.linux-amd64.tar.gz sudo go in the source tree. It first sets up all the certificates, some table ACLs, and then uses the golang client to connect with TLS. It also exercises the grpc_use_effective_callerid flag, by connecting

the local install guide instead. ## I nstall Dependencies Install Go 1.13+ Download and install Golang 1.13. For example, at writing: curl -O https://dl.google.com/go/go1.13.9.linux-amd64.tar.gz sudo the local install guide instead. ## I nstall Dependencies Install Go 1.13+ Download and install Golang 1.13. For example, at writing: curl -O https://dl.google.com/go/go1.13.9.linux-amd64.tar.gz sudo