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From kishore <kasaraneni.kish...@gmail.com>
Subject Re: Can we build CollectionReader from database [EXTERNAL]
Date Mon, 22 Jan 2018 11:24:58 GMT
Hi Tim,

    I tried as you suggested. but I couldn't understand the variable
PARAM_DB_CONN_RESRC.
Do we need to pass "driver_url;connection_string;user;password".

Thanks,
Kishore.

On Fri, Jan 12, 2018 at 4:59 PM, Miller, Timothy <
Timothy.Miller@childrens.harvard.edu> wrote:

> Hi Kishore,
> Take a look in this directory for many different collection reader options:
> http://svn.apache.org/viewvc/ctakes/trunk/ctakes-core/src/
> main/java/org/apache/ctakes/core/cr/
>
> JcdbCollectionReader may work for you.
>
> here are the parameters with comments:
>
> 59          /**
> 60           * SQL statement to retrieve the document.
> 61           */
> 62          public static final String PARAM_SQL = "SqlStatement";
> 63
> 64          /**
> 65           * Name of column from resultset that contains the document
> text. Supported
> 66           * column types are CHAR, VARCHAR, and CLOB.
> 67           */
> 68          public static final String PARAM_DOCTEXT_COL =
> "DocTextColName";
> 69
> 70          /**
> 71           * Name of external resource for database connection.
> 72           */
> 73          public static final String PARAM_DB_CONN_RESRC =
> "DbConnResrcName";
> 74
> 75          /**
> 76           * Optional parameter. Specifies column names that will be
> used to form a
> 77           * document ID.
> 78           */
> 79          public static final String PARAM_DOCID_COLS = "DocIdColNames";
> 80
> 81          /**
> 82           * Optional parameter. Specifies delimiter used when document
> ID is built.
> 83           */
> 84          public static final String PARAM_DOCID_DELIMITER =
> "DocIdDelimiter";
> 85
>
>
> Tim
>
> ________________________________________
> From: kishore <kasaraneni.kishore@gmail.com>
> Sent: Friday, January 12, 2018 6:26 AM
> To: dev@ctakes.apache.org
> Subject: Can we build CollectionReader from database [EXTERNAL]
>
> Hi,
>     I got to know we can build CollectionReader using FileCollectionReader.
> Do we have option to build CollectionReader from database? Can you suggest
> me how to do that?
>
> Thanks,
> Kishore.
>

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