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Stored procedures
Modifies documents in a collection of a MongoDB database.
Example
let sFilter = "{ ""name"": ""Andy"" }"
let sModification = "{ ""$inc"": { ""score"": 1 } }"
MongoModifyAll(MyCollection, sFilter, sModification)
// Finds all contacts whose "LastName" member is set to "SMITH" and modifies them to "PAULSON"

// Search filter
sFilter is string = "{ ""Name"": ""SMITH"" }"

// Modification criterion
sModification is string = "{ ""$set"": {""Name"": ""PAULSON"" } }"

MongoModifyAll(gclCollection, sFilter, sModification)
Syntax
<Result> = MongoModifyAll(<Collection> , <Filter> , <Modification> [, <Options>])
<Result>: Boolean
  • True if the operation was performed,
  • False if a problem occurred. ErrorInfo is used to identify the error.
<Collection>: mongoCollection variable
Name of mongoCollection variable representing the collection of MongoDB database where the modification will be performed.
<Filter>: Type corresponding to the filter used
Description of filters in MongoDB format that will be applied to select the documents to modify. This filter corresponds to:
  • a document in JSON format, in character string format.
  • a document in BSON format, in buffer format.
  • a variant.
<Modification>: Type corresponding to the format used
Description of the modifications that will be made in the documents corresponding to the filter. Corresponds to:
  • a document in JSON format, in character string format.
  • a document in BSON format, in buffer format.
  • a variant.
<Options>: Optional Integer constant
Modification options:
mongoAddIfNotFoundUsed to add the document if it does not exist in the collection.
mongoWithoutValidationThe document structure is not checked.
Related Examples:
Native access to MongoDB Unit examples (WINDEV): Native access to MongoDB
[ + ] This example shows how to use the main functions of native access to MongoDB databases: adding data, reading (searching), modifying and deleting data in the database. The example also shows functions for saving files in the MongoDB GridFS data system.
Components
WINDEVWEBDEV - Server codeReports and Queries wd230big.dll
Minimum required version
  • Version 22
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