| expr {SparkR} | R Documentation |
Parses the expression string into the column that it represents, similar to SparkDataFrame.selectExpr
## S4 method for signature 'character' expr(x) expr(x)
x |
an expression character object to be parsed. |
expr since 1.5.0
Other normal_funcs: Column-class,
column, column,
column,
column,character-method,
column,jobj-method; abs,
abs,Column-method;
bitwiseNOT, bitwiseNOT,
bitwiseNOT,Column-method;
greatest, greatest,
greatest,Column-method;
ifelse, ifelse,Column-method;
is.nan, is.nan,Column-method,
isnan, isnan,
isnan,Column-method; least,
least, least,Column-method;
lit, lit,
lit,ANY-method; nanvl,
nanvl, nanvl,Column-method;
negate, negate,
negate,Column-method; randn,
randn, randn,
randn,missing-method,
randn,numeric-method; rand,
rand, rand,
rand,missing-method,
rand,numeric-method; struct,
struct,
struct,characterOrColumn-method;
when, when,
when,Column-method
## Not run: expr('length(name)')