fluree.db.dbfunctions.internal — com.fluree/db 1.0.0-rc5

* clj/s

(* & args)

Returns product of all the numbers in the sequence.

+ clj/s

(+ & args)

Returns sum of all arguments in a sequence.

- clj/s

(- & args)

Returns difference of all the numbers in the sequence with the first number as the minuend.

/ clj/s

(/ & args)

If no denominators are supplied, returns 1/numerator, else returns numerator divided by all of the denominators. Takes a sequence

< clj/s

(< & args)

Like clojure.core/>, but applies < on a sequence

<= clj/s

(<= & args)

Like clojure.core/>, but applies < on a sequence

== clj/s

(== & args)

Return true if arguments in sequence equal each other.

> clj/s

(> & args)

Like clojure.core/>, but applies > on a sequence

>= clj/s

(>= & args)

Like clojure.core/>=, but applies > on a sequence

?auth_id clj/s

(?auth_id ?ctx)

?p clj/s

(?p ?ctx)

(?p ?ctx additional-params)

Retrieves all P-O Pairs for predicate, potential additional params if specified

?pO clj/s

(?pO ?ctx)

?s clj/s

(?s ?ctx)

(?s ?ctx additional-params)

Retrieves all P-O Pairs for subject, potential additional params if specified.

?user_id-from-auth clj/s

(?user_id-from-auth ?ctx)

and clj/s

(and & args)

Returns true if all true

boolean clj/s

(boolean x)

Coerce to boolean. Everything except false' andnil' is true in boolean context.

build-where-single-path clj/s

(build-where-single-path startSubject var endSubject)

cas clj/s

(cas ?ctx compare-val new-val)

Returns new-val if existing-val is equal to compare-val, else throws exception

ceil clj/s

(ceil num)

Returns the ceiling of a number, as integer.

contains? clj/s

(contains? coll key)

Returns true if key is present.

count clj/s

(count coll)

Returns the number of items in the collection. (count nil) returns 0. Also works on strings, arrays, and Java Collections and Maps

dec clj/s

(dec n)

Decrements by 1. nil is treated as zero.

empty? clj/s

(empty? arg)

floor clj/s

(floor num)

Returns the floor of a number, as integer.

get clj/s

(get m k)

get-all clj/s

(get-all start-subject path)

Follows an subject down the provided path and returns a set of all matching subjects.

get-in clj/s

(get-in m ks)

Returns the value in a nested structure

hash-set clj/s

(hash-set & args)

Returns a hash-set of args.

if-else clj/s

(if-else test true-res false-res)

Like clojure.core/if

inc clj/s

(inc n)

Increments by 1. nil is treated as zero.

lower-case clj/s

(lower-case str)

Like clojure.core/lower-case

max clj/s

(max & args)

Like clojure.core/max, but applies max on a sequence

max-pred-val clj/s

(max-pred-val db pred-name opts)

min clj/s

(min & args)

Like clojure.core/min, but applies min on a sequence

mod clj/s

(mod n d)

Modulus of num and div. Truncates toward negative infinity.

nil? clj/s

(nil? arg)

not clj/s

(not arg)

not= clj/s

(not= & args)

now clj/s

(now)

Returns current epoch milliseconds.

nth clj/s

(nth coll key)

Returns true if key is present.

objF clj/s

(objF flakes)

Given an array of flakes, returns the sum of the objects of the false flakes

objT clj/s

(objT flakes)

Given an array of flakes, returns the sum of the objects of the true flakes

or clj/s

(or & args)

Returns true if any true

pred-reverse-ref-re clj/s

query clj/s

(query db query-map)

(query db select from where block limit)

Executes a database query, but returns the :results directly.

quot clj/s

(quot n d)

Quot[ient] of dividing numerator by denominator.

rand clj/s

(rand instant max')

re-find clj/s

(re-find pattern string)

Returns the next regex match, if any, of string to pattern, using java.util.regex.Matcher.find(). Uses re-groups to return the groups.

relationship? clj/s

(relationship? db startSubject path endSubject)

rem clj/s

(rem n d)

Remainder of dividing numerator by denominator.

reverse-ref? clj/s

(reverse-ref? predicate-name)

Reverse refs must be strings that include a '/_' in them, which characters before and after.

str clj/s

(str & args)

Like clojure.core/str

subs clj/s

(subs & args)

Like clojure.core/subs

unreverse-var clj/s

(unreverse-var pred)

A reverse-reference predicate gets transformed to the actual predicate name.

upper-case clj/s

(upper-case str)

Like clojure.core/upper-case

valid-email? clj/s

(valid-email? email)