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Mongo db consulta todos los documentos que contienen coincidencias de subcadenas en una matriz dada de cadenas

El título puede ser un poco confuso, aquí están los datos:

ubicación_coleccion:

 {name: "A"} {name: "A1"} {name: "B"} {name: "B1"} {name: "C"} {name: "C1"}

mi consulta:

 mongooseModel.find({ name: { $in: ['A', 'B'] } })

lo que consigo:

 {name: "A"} {name: "B"}

Lo que quiero conseguir:

 {name: "A"} {name: "A1"} {name: "B"} {name: "B1"}

Intento esto pero no funciona:

 mongooseModel.find({ name: { $in: [$substr:['A'], $substr:['B']] } })

Gracias por adelantado.

over 4 years ago · Santiago Trujillo
1 answers
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0

Puedes usar $regex

 db.collection.find({ $or: [ { name: { $regex: "A", } }, { name: { $regex: "B", } } ] })

Zona de juegos de Mongo: https://mongoplayground.net/p/BMV2oNDjp-1

over 4 years ago · Santiago Trujillo Report
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