Versions Compared

Key

  • This line was added.
  • This line was removed.
  • Formatting was changed.

In this article

...

You can use this Snap to execute a an SQL delete as per the configured properties.

...

Field Name

Field Type

Description

Label

Default Value: Oracle Delete
Example: Delete contract emps

String

Specify the name for the Snap. You can modify this to be more specific, especially if you have more than one of the same Snap in your pipeline.

Schema name


Default Value: N/A
ExampleSYS

String/Expression/Suggestion

Specify the database schema name. If it is not defined, then the suggestion for the Table Name retrieves all table names of all schemas.

The values can be passed using the pipeline parameters but not the upstream parameter.

Table name*


Default Value:  N/A
Example: people

String/Expression/Suggestion

Specify the table name to execute the delete statement.

Note

The values can be passed using the pipeline parameters but not the upstream parameter.

Delete condition (deletes all records from table if left blank)


Default value:  N/A

Examples:

Without using expressions

Using expressions

  • "EMPNO=$EMPNO and ENAME=$EMPNAME"

  • email = $email 

  • emp=$emp

  • "emp='" + $emp + "'"

  • "EMPNO=" + $EMPNO + " and ENAME='" + $EMPNAME+ "'"

String/Expression

This is an expression property to specify the SQL WHERE clause of the delete statement. The delete condition may also be passed via an upstream Snap or through the pipeline parameters.

Note

Specify a valid WHERE clause for the delete condition. If you leave this field blank, the Snap deletes all the records from the table.

Warning

Caution

Using expressions that join strings together to create SQL queries or conditions has a potential SQL injection risk and is hence unsafe. Ensure that you understand all implications and risks involved before using concatenation of strings with '=' Expression enabled.


Number of retries

Default value: 0
Example: 3

Integer/Expression

Specify the maximum number of attempts to make to receive a response. The request is terminated if the attempts do not result in a response.


Retry interval (seconds)

Default Value: 1
Example:  10

Integer/Expression

Specify the time interval between two successive retry requests. A retry happens only when the previous attempt resulted in an exception. 


Multiexcerpt include macro
nameSnap Execution
pageSOAP Execute

Default Value: Execute only
Example: Validate & Execute


Multiexcerpt include macro
nameExecution_Detail_Write
pageSOAP Execute

...

Configure the Oracle - Select Snap to find the row whose NAME is 'Adam', and pass the row's data to Oracle - Delete Snap.

...

Configure the Oracle—Delete Oracle - Delete Snap to delete all the rows with the same score as Adam's. We use $SCORE to retrieve the data from the SCORE Column passed from Oracle—Select Snap.

...

Configure the Oracle - Delete Snap to set the Delete condition to "Score = $NAME", which is supposed to cause a type mismatch error since column SCORE is of type NUMBER while column NAME is of type VARCHAR2:

...

. Here is the error message that is routed to the error view:

...

Downloads

Multiexcerpt include macro
namedownload_instructions
pageOpenAPI

...