In Mongo, when using w: 1 in a write concern, the write operation is acknowledged after being successfully applied to the primary's instance memory. However, w: 1 alone does not guarantee durability unless combined with j: true (journaling). Running standalone Mongo, as we did in the tests, defaults to j: false. I have explicitly set it to true in the testing script to make write comparisons to Postgres objective. You can dive deeper into this here: https://www.mongodb.com/docs/manual/reference/write-concern/#acknowledgment-behavior and here: https://www.mongodb.com/docs/manual/core/journaling/. Unfortunately, docs are a bit convoluted about it
Black equivalents
，详情可参考新收录的资料
2025-12-13 17:50:47 +01:00
print(p.x); // 10 — the original was modified
The review of FDA records by the Environmental Working Group (EWG) non-profit reveals that diverse products across the food pyramid, such as Capri Sun drinks, Kettle and Fire organic broth, Acme smoked fish, and Quaker Oats snack bars, use a range of substances that have not undergone review by regulators.