The SqlTableReader is for reading data from a source table. A filter in sql syntax may be specified to limit what data is to be read.
Actor Class: com.qwshen.etl.source.SqlTableReader
The definition for the SqlTableReader:
- In YAML format
actor:
type: sql-table-reader
properties:
table: eCommerce.users
filter: first_name like 'J%'
- In JSON format
{
"actor": {
"type": "sql-table-reader",
"properties": {
"table": "ref.periods"
}
}
}
- In XML format
<actor type="hive-reader">
<properties>
<table>events.db.events</table>
<filter>first_name like 'J%'</filter>
</properties>
</actor>