[[["易于理解","easyToUnderstand","thumb-up"],["解决了我的问题","solvedMyProblem","thumb-up"],["其他","otherUp","thumb-up"]],[["很难理解","hardToUnderstand","thumb-down"],["信息或示例代码不正确","incorrectInformationOrSampleCode","thumb-down"],["没有我需要的信息/示例","missingTheInformationSamplesINeed","thumb-down"],["翻译问题","translationIssue","thumb-down"],["其他","otherDown","thumb-down"]],["最后更新时间 (UTC)：2025-08-18。"],[],[],null,["# Supported features: 8.0\n=======================\n\nThe following tables include a breakdown of MongoDB 8.0 features supported by\nFirestore with MongoDB compatibility. For differences in behavior, see\n[Behavior differences](/firestore/mongodb-compatibility/docs/behavior-differences).\n\nQuery and projection operators\n------------------------------\n\nFirestore with MongoDB compatibility supports the following query and projection operators:\n\n### Array operators\n\n### Bitwise operators\n\n### Comment operator\n\n### Comparison operators\n\n### Element operators\n\n### Evaluation query operators\n\n### Logical operators\n\n### Projection operators\n\nUpdate operators\n----------------\n\nFirestore with MongoDB compatibility supports the following update operators.\n\n### Array operators\n\n### Bitwise operators\n\n### Field operators\n\n### Update modifiers\n\nAggregation pipeline operators\n------------------------------\n\nFirestore with MongoDB compatibility supports the following aggregation pipeline operators.\n\n### Accumulator expressions\n\n### Arithmetic operators\n\n**Limitations** : Arithmetic operators don't support `decimal128` values.\n\n### Array operators\n\n### Boolean operators\n\n### Comparison operators\n\n### Conditional expression operators\n\n### Data size operators\n\n\u003cbr /\u003e\n\n### Date operators\n\n### Miscellaneous operators\n\n### Set operators\n\n### Stage operators\n\n### String operators\n\n### System variables\n\n### Text search operators\n\n### Trigonometry operators\n\n\u003cbr /\u003e\n\n### Type conversion operators\n\n### Variable operators\n\nGeospatial\n----------\n\nFirestore with MongoDB compatibility supports the following Geospatial operators.\n\n### Geometry specifiers\n\n### Query selectors\n\nIndexes and index properties\n----------------------------\n\nFirestore with MongoDB compatibility supports the following indexes and index operators.\n\n### Indexes\n\n### Index properties\n\nDatabase commands\n-----------------\n\nFirestore with MongoDB compatibility supports the following database commands.\n\n### Aggregation\n\n### Authentication\n\n### Query and write operations\n\n### Session commands\n\nAdministrative commands\n-----------------------\n\nFirestore with MongoDB compatibility supports the following administrative commands.\n\n### Diagnostic commands\n\n### Role management commands\n\nTo manage database access, Firestore with MongoDB compatibility supports\n[Identity and Access Management roles and permissions](/firestore/mongodb-compatibility/docs/security/iam).\n\nWhat's next\n-----------\n\n- Run the [Quickstart: Create a database and connect to it](/firestore/mongodb-compatibility/docs/create-and-query-database).\n- Learn about [Behavior differences](/firestore/mongodb-compatibility/docs/behavior-differences)."]]
