27 lines
1.3 KiB
Factor
27 lines
1.3 KiB
Factor
USING: assocs help.markup help.syntax kernel quotations ;
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IN: mongodb
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ARTICLE: "mongodb" "MongoDB factor integration"
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"The " { $vocab-link "mongodb" } " vocabulary provides two different interfaces to the MongoDB document-oriented database"
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{ $heading "Low-level driver" }
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"The " { $vocab-link "mongodb.driver" } " vocabulary provides a low-level interface to MongoDB."
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{ $unchecked-example
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"USING: mongodb.driver ;"
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"\"db\" \"127.0.0.1\" 27017 <mdb>"
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"[ \"mycollection\" [ H{ { \"name\" \"Alfred\" } { \"age\" 57 } } save ] "
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" [ ageIdx [ \"age\" asc ] key-spec <index-spec> ensure-index ]"
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" [ H{ { \"age\" H{ { \"$gt\" 50 } } } } <query> find-one ] tri ] with-db "
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"" }
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{ $heading "Highlevel tuple integration" }
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"The " { $vocab-link "mongodb.tuple" } " vocabulary lets you define persistent tuples that can be stored to and retrieved from a MongoDB database"
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{ $unchecked-example
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"USING: mongodb.driver mongodb.tuple fry literals ;"
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"MDBTUPLE: person name age ; "
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"person \"persons\" { } { $[ \"ageIdx\" [ \"age\" asc ] key-spec <tuple-index> ] } define-persistent "
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"\"db\" \"127.0.0.1\" 27017 <mdb>"
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"person new \"Alfred\" >>name 57 >>age"
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"'[ _ save-tuple person new 57 >>age select-tuple ] with-db"
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"" }
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;
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ABOUT: "mongodb" |