SelectRow

Summary

This command selects one or more records from a database table. The return value from the database will be one or multiple rows (i.e., an array of rows). Each row will have a GetValue (string name) method that can be accessed to read the value of the columns of the row; otherwise, its indexer can be used.

Parameters

1. command
   1. Description: The Select command
   2. Mandatory: Yes
   3. Type: String
2. return
   1. Description: Name of the variable in which the row will be stored
   2. Mandatory: Yes
   3. Type: String
3. storedProcedure
   1. Description: Determines whether the command should execute a stored procedure in the database
   2. Mandatory: No
   3. Type: Boolean (true/false)
4. multi
   1. Description: Indicates whether the Select command will return multiple rows
   2. Mandatory: No
   3. Type: Boolean (true/false)
5. expando
   1. Description: Indicates whether the Select result will be return as a single/list of ExpandoObject
   2. Mandatory: No
   3. Type: Boolean (true/false)
6. dynamicSQL
   1. Description: True when the ‘command’ is going to be evaluated against the current execution context, otherwise false.
   2. Mandatory: No
   3. Type: Boolean (true/false)

Internal Commands

Param

This command sends a Break command to the execution flow iterating inside a Do command.

Sample

<Database connection-ref="cnn" type="MsAccess">
  <SelectRow command="select * from person where id = @id" multi="true" return="list">
    <Param name="id" type="System.Int32" value="1"/>
  </SelectRow>
</Database>
<Var name="name" value='(list[0]).GetValue("FName")' process="true"/>