zero-one.geni.core.clojure-idioms — zero.one/geni 0.0.39

= clj

Params: (other: Any)

Result: Column

Equality test.

1.3.0

Source: https://spark.apache.org/docs/3.0.1/api/scala/org/apache/spark/sql/Column.html

Timestamp: 2020-10-19T01:56:19.843Z

boolean clj

(boolean expr)

Casts the column to a boolean.

byte clj

(byte expr)

Casts the column to a byte.

case clj

(case expr & clauses)

Returns a new Column imitating Clojure's case macro behaviour.

cond clj

(cond & clauses)

Returns a new Column imitating Clojure's cond macro behaviour.

condp clj

(condp pred expr & clauses)

Returns a new Column imitating Clojure's condp macro behaviour.

dec clj

(dec expr)

Returns an expression one less than expr.

double clj

(double expr)

Casts the column to a double.

even? clj

(even? expr)

Returns true if expr is even, else false.

float clj

(float expr)

Casts the column to a float.

if clj

(if condition if-expr)

(if condition if-expr else-expr)

Params: (condition: Column, value: Any)

Result: Column

Evaluates a list of conditions and returns one of multiple possible result expressions. If otherwise is not defined at the end, null is returned for unmatched conditions.

1.4.0

Source: https://spark.apache.org/docs/3.0.1/api/scala/org/apache/spark/sql/functions$.html

Timestamp: 2020-10-19T01:56:22.724Z

inc clj

(inc expr)

Returns an expression one greater than expr.

int clj

(int expr)

Casts the column to an int.

keys clj

(keys expr)

Params: (e: Column)

Result: Column

Returns an unordered array containing the keys of the map.

2.3.0

Source: https://spark.apache.org/docs/3.0.1/api/scala/org/apache/spark/sql/functions$.html

Timestamp: 2020-10-19T01:56:22.472Z

long clj

(long expr)

Casts the column to a long.

merge clj

(merge expr & ms)

Variadic version of map-concat.

merge-with clj

(merge-with left right merge-fn)

Params: (left: Column, right: Column, f: (Column, Column, Column) ⇒ Column)

Result: Column

Merge two given maps, key-wise into a single map using a function.

the left input map column

the right input map column

(key, value1, value2) => new_value, the lambda function to merge the map values

3.0.0

Source: https://spark.apache.org/docs/3.0.1/api/scala/org/apache/spark/sql/functions$.html

Timestamp: 2020-10-19T01:56:22.474Z

neg? clj

(neg? expr)

Returns true if expr is less than zero, else false.

odd? clj

(odd? expr)

Returns true if expr is odd, else false.

pos? clj

(pos? expr)

Returns true if expr is greater than zero, else false.

rand-nth clj

(rand-nth dataframe)

Returns a random row collected.

remove clj

(remove dataframe expr)

Returns a new Dataset that only contains elements where func returns false.

rename-keys clj

(rename-keys expr kmap)

Same as transform-keys with a map arg.

select-keys clj

(select-keys expr ks)

Returns a map containing only those entries in map (expr) whose key is in ks.

short clj

(short expr)

Casts the column to a short.

str clj

(str expr)

Casts the column to a str.

vals clj

(vals expr)

Params: (e: Column)

Result: Column

Returns an unordered array containing the values of the map.

2.3.0

Source: https://spark.apache.org/docs/3.0.1/api/scala/org/apache/spark/sql/functions$.html

Timestamp: 2020-10-19T01:56:22.473Z

zero? clj

(zero? expr)

Returns true if expr is zero, else false.

zipmap clj

(zipmap key-expr val-expr)

Params: (keys: Column, values: Column)

Result: Column

Creates a new map column. The array in the first column is used for keys. The array in the second column is used for values. All elements in the array for key should not be null.

2.4

Source: https://spark.apache.org/docs/3.0.1/api/scala/org/apache/spark/sql/functions$.html

Timestamp: 2020-10-19T01:56:22.470Z