add add/remove column stress test

test/columns/.gitignore

@@ -0,0 +1 @@
+columns

test/columns/go.mod

@@ -0,0 +1,53 @@
+module github.com/codenotary/immudb/test/columns
+
+go 1.20
+
+require github.com/codenotary/immudb v1.5.0
+
+require (
+	github.com/aead/chacha20 v0.0.0-20180709150244-8b13a72661da // indirect
+	github.com/aead/chacha20poly1305 v0.0.0-20201124145622-1a5aba2a8b29 // indirect
+	github.com/aead/poly1305 v0.0.0-20180717145839-3fee0db0b635 // indirect
+	github.com/beorn7/perks v1.0.1 // indirect
+	github.com/cespare/xxhash/v2 v2.2.0 // indirect
+	github.com/fsnotify/fsnotify v1.6.0 // indirect
+	github.com/golang/protobuf v1.5.3 // indirect
+	github.com/google/uuid v1.3.1 // indirect
+	github.com/grpc-ecosystem/go-grpc-middleware v1.3.0 // indirect
+	github.com/grpc-ecosystem/grpc-gateway v1.16.0 // indirect
+	github.com/hashicorp/hcl v1.0.0 // indirect
+	github.com/inconshreveable/mousetrap v1.0.1 // indirect
+	github.com/magiconair/properties v1.8.7 // indirect
+	github.com/matttproud/golang_protobuf_extensions v1.0.1 // indirect
+	github.com/mitchellh/mapstructure v1.5.0 // indirect
+	github.com/o1egl/paseto v1.0.0 // indirect
+	github.com/pelletier/go-toml/v2 v2.0.6 // indirect
+	github.com/pkg/errors v0.9.1 // indirect
+	github.com/prometheus/client_golang v1.12.2 // indirect
+	github.com/prometheus/client_model v0.2.0 // indirect
+	github.com/prometheus/common v0.32.1 // indirect
+	github.com/prometheus/procfs v0.7.3 // indirect
+	github.com/rogpeppe/go-internal v1.9.0 // indirect
+	github.com/rs/xid v1.5.0 // indirect
+	github.com/spf13/afero v1.9.3 // indirect
+	github.com/spf13/cast v1.5.0 // indirect
+	github.com/spf13/cobra v1.6.1 // indirect
+	github.com/spf13/jwalterweatherman v1.1.0 // indirect
+	github.com/spf13/pflag v1.0.5 // indirect
+	github.com/spf13/viper v1.15.0 // indirect
+	github.com/subosito/gotenv v1.4.2 // indirect
+	golang.org/x/crypto v0.14.0 // indirect
+	golang.org/x/net v0.17.0 // indirect
+	golang.org/x/sys v0.13.0 // indirect
+	golang.org/x/term v0.13.0 // indirect
+	golang.org/x/text v0.13.0 // indirect
+	google.golang.org/genproto v0.0.0-20230803162519-f966b187b2e5 // indirect
+	google.golang.org/genproto/googleapis/api v0.0.0-20230822172742-b8732ec3820d // indirect
+	google.golang.org/genproto/googleapis/rpc v0.0.0-20230822172742-b8732ec3820d // indirect
+	google.golang.org/grpc v1.57.0 // indirect
+	google.golang.org/protobuf v1.31.0 // indirect
+	gopkg.in/ini.v1 v1.67.0 // indirect
+	gopkg.in/yaml.v3 v3.0.1 // indirect
+)
+
+replace github.com/codenotary/immudb => ../..