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ics:catalogdef

Queries a table for its column definition and stores the results in a list.

Syntax

<ics:catalogdef
      listname="some list name" 
      table="some table name"/>

Parameters

listname (required)

List to contain column information for the table.

table (required)

Name of the table.

Description

The ics:catalogdef tag queries a table for its column definition and stores the results in a list.

The list contains a row for each column in the table. The KEY and FOREIGN values are identical for each row in the resultset. The column names are as follows:

Column Name	Meaning
KEY	Name of table's primary key (unknown if table is foreign).
FOREIGN	If table is foreign, value is true. Otherwise, it is false.
COL	Name of the column in the table.
COLTYPE	The values for COLTYPE can be: text integer double binary date/time, upload unknown
COLSIZE	Size of the column based on database information.

Error Numbers

The possible values of errno include:

Value	Description
-101	No rows found.
-102	Empty column.
-103	No such table.
-104	No table definition.

Example

The following example displays the table definition of a table called movies:

<ics:clearerrno/>
<ics:catalogdef listname="table" from="movies"/>
Key: <ics:listget listname="table" fieldname="KEY"/> <br>
Foreign: <ics:listget listname="table" fieldname="FOREIGN"/> <br>
<ics:listloop listname="table" >
Colname: <ics:listget listname="table" fieldname="COLNAME"/>
  <br>
Coltype: <ics:listget listname="table" fieldname="COLTYPE"/>
<br>
Colsize: <ics:listget listname="table" fieldname="COLSIZE"/>
<br>
</ics:listloop>

See Also

ics:listget

ics:sql

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