![postgresql - Rails, Postgres: dyld: lazy symbol binding failed: Symbol not found: _PQresultMemorySize - Stack Overflow postgresql - Rails, Postgres: dyld: lazy symbol binding failed: Symbol not found: _PQresultMemorySize - Stack Overflow](https://i.stack.imgur.com/cSt6J.png)
postgresql - Rails, Postgres: dyld: lazy symbol binding failed: Symbol not found: _PQresultMemorySize - Stack Overflow
![error while trying to create a new app with postgresql (rails new myapp -d postgresql) - Stack Overflow error while trying to create a new app with postgresql (rails new myapp -d postgresql) - Stack Overflow](https://i.stack.imgur.com/ZBfg0.png)
error while trying to create a new app with postgresql (rails new myapp -d postgresql) - Stack Overflow
![Solving issues “Could not find gem 'pg (~> 0.18)' when creating PostgreSQL db in MacOSX High Sierra | by Hidayat Abisena | Medium Solving issues “Could not find gem 'pg (~> 0.18)' when creating PostgreSQL db in MacOSX High Sierra | by Hidayat Abisena | Medium](https://miro.medium.com/v2/resize:fit:1200/1*UqCogN5IEBSY09ZVshglGg.png)
Solving issues “Could not find gem 'pg (~> 0.18)' when creating PostgreSQL db in MacOSX High Sierra | by Hidayat Abisena | Medium
![rails-pg-extras gem: PostgreSQL performance insights. Locks, index usage, buffer cache hit ratios, vacuum stats and more. : r/ruby rails-pg-extras gem: PostgreSQL performance insights. Locks, index usage, buffer cache hit ratios, vacuum stats and more. : r/ruby](https://external-preview.redd.it/LrRW06OlbgCa4fYlpFoE5-EixDhLx2KZF4saD61bdOw.jpg?auto=webp&s=be733a3707872b7cc7095bac5b36e64264ba40f9)