Overview

The SqlServerHandler executes SQL commands against a Microsoft SqlServer database, returning the results and/or paramter values either in the handler's Exit Data, or saved off to a file. Results can be returned in one of many formats including Xml, Json, Yaml and CSV.

Plan Details

Config

The config section of the plan specifies the information needed to connect to the target database, either through the provided fields, or by using a raw Connection String provided.

Samples

    Config:
      Type: Yaml
      Values:
        DataSource: localhost
        Database: SANDBOX
        IntegratedSecurity: true
        ConnectionTimeout: 30
        OutputType: Xml
        OutputFile: C:\Temp\output.xml
        PrettyPrint: true
    Config:
      Type: Yaml
      Values:
        ConnectionString: data source=localhost;Integrated Security=SSPI;database=SANDBOX;connection timeout=30;
        OutputType: Xml
        PrettyPrint: false
Element Type/Value Required Description
DataSource String No* Adds "data source=xxxx;" to the connection string.
User String No* Adds "user id=xxxx;" to the connection string.
Password String No* Adds "password=xxxx;" to the connection string.
Database String No* Adds "database=xxxx;" to the connection string.
IntegratedSecurity bool No* Adds "Integrated Security=SSPI;" to the connection string.
TrustedConnection bool No* Adds "Trusted_Connection=yes" to the connection string.
ConnectionTimeout int No Adds "Connection Timeout=xxxx" to the connection string. (Default = 15 seconds)
ConnectionString String No* The raw connection string used to connect to the database. The handler uses the .NET Framework Data Provider for SQL Server format to connect.
CommandTimeout int No Sets number of seconds to wait for the command to execute. (Default value = 30 seconds).
OutputType "None"
"Csv"
"Xml"
"Json"
"Yaml"
No Specifies the format for the results and/or paramters returned from the call. Default = "Csv"
OutputFile String No When provided, indicates the results returned from the call should be written to a file instead of being returned in ExitData. This should be used when the size of the result set is too great to store in memory.
PrettyPrint bool No Formats Json and Xml output with line breaks and indention. (Default = false)

* Note: Either "ConnectionString" or "Datasource, User, Password, etc.." must be provided, but not both.

Connection String information can be found online. A good resource can be found at http://connectionstrings.com.

Parameters

The Parameters section specifies the sql statement or stored procedure that is to be executed, and any parameters to that command or stored procedure.

Samples

  Parameters:
    Type: Yaml
    Values:
      Text: SELECT TABLE_SCHEMA, TABLE_NAME FROM INFORMATION_SCHEMA.TABLES WHERE TABLE_TYPE = 'BASE TABLE' AND TABLE_CATALOG = @DatabaseName
      Parameters:
      - Name: DatabaseName
        Value: SANDBOX
  Parameters:
    Type: Yaml
    Values:
      StoredProcedure: dbo.MultiParams
      Parameters:
      - Name: Param1
        Value: 10
        Direction: Input
        Type: Int16
      - Name: Param2
        Direction: Output
        Type: Int16
      - Name: Param3
        Direction: Output
        Type: Int16
      - Name: Param4
        Direction: Output
        Type: DateTime
      - Name: Results
        Value: 21
        Direction: ReturnValue
        Type: Int16
Element Type/Value Required Description
Text String No* The SQL text command to execute.
StoredProcedure String No* The name of the stored procedure to execute.
TableDirect String No* The name of a table, or list of tables to return all rows and columns from. Click here for more details.
IsQuery bool No If set to true, will exeute the method "ExecuteReader" and return one or more result sets. Used primarily when data is returned.

If set to false, will execute the method "ExecuteNonQuery" which will return the number of rows affected. Mostly used for INSERT, UPDATE and DELETE statements.

(Default = true)
Parameters List of ParameterType objects No A list of parameters to be substituted into the "Text" field, or passed into the "StoredProcedure" specified. See table below for paramter fields and descriptions.

* Note: One (and only one) of "Text", "StoredProcedure" or "TableDirect" must be provided.

ParameterType Object
Element Type/Value Required Description
Name String No The name of the variable.
Value String No The value for the variable.
Size int No The size of the variable. Used primarily to allocate enough space for values returned in Output or InputOutput variables.
Type System.Data.DbType No Maps to the System.Data.DbType class. Represents the variable type.
Direction "Input"
"Output"
"InputOutput
"ReturnValue"

No Maps to System.Data.ParameterDirection class. Represents the direction of the variable.