EVL – ETL Tool


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Table of Contents

Readevd

(since EVL 2.5)

Read EVD file from stdin and output using this evd structure:

parents vector null
  string
name string
data_type string
format string null
comment string null
null vector null
  string
separator string null
quote struct null
  char string(1)
  optional uchar
options vector
  struct
    tag string
    value string null
decimal struct null
  precision uchar
  scale uchar
  decimal_separator string(1) null
  thousands_separator string null
string struct null
  length ulong null
  locale string null
Readevd

is to be used in EVS job structure definition file. <f_out> is either output file or flow name.

evl readevd

is intended for standalone usage, i.e. to be invoked from command line and and write to standard output.

EVD and EVS are EVL definition files, for details see evl-evd(5) and evl-evs(5).

Synopsis

Readevd
  <f_in> <f_out> [-y|--text-output]

evl readevd
  [-y|--text-output] [-v|--verbose]

evl readevd
  ( --help | --usage | --version )

Options

-y, --text-output

write the output as text, not binary

Standard options:

--help

print this help and exit

--usage

print short usage information and exit

-v, --verbose

print to stderr info/debug messages of the component

--version

print version and exit