EVL – ETL Tool


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Table of Contents

Writemysql

(since EVL 2.4)

Write stdin or <f_in> into <table> of MariaDB/MySQL. If the table is not empty, it is truncated unless "–append" option is used.

Password is taken from $HOME/.mysqlpass file, unless other file is specified by ‘--defaults-extra-file=<file>’.

Writemysql

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

evl writemysql

is intended for standalone usage, i.e. to be invoked from command line and reading records from standard input.

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

Synopsis

Writemysql
  <f_in> [<database>.]<table> (<evd>|-d <inline_evd>)
  [-x|--text-input] [-a|--append]
  [--dbname=<database>] [--host=<hostname>] [--port=<port>] [--username=<user>]
  [--mysql=<mysql-options>]

evl writemysql
  [<database>.]<table> (<evd>|-d <inline_evd>)
  [-x|--text-input] [-a|--append]
  [--dbname=<database>] [--host=<hostname>] [--port=<port>] [--username=<user>]
  [--mysql=<mysql-options>]
  [-v|--verbose]

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

Options

-d, --data-definition=<inline_evd>

either this option or the file <evd> must be presented. Example: -d ’id int, name string, started timestamp’

-a, --append

target table is appended, not truncated

-x, --text-input

suppose the input 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

’mysql’ options:

--dbname=<database>

this option is provided to ‘mysql’ command as ‘--database=<database>

--host=<hostname>

this option is provided to ‘mysql’ command

--port=<port>

using other than standard port 3306. This option is provided to ‘mysql’ command.

--username=<mysqluser>

if not mentioned, then current system username is used as mysql user. This option is provided to ‘mysql’ command as ‘--user=<mysqluser>’.

--mysql=<mysql-options>

other mysql options can be specified here