Defining Teradata Function Mapping
The following properties are applicable to a Teradata Function Mapping object.
Tab |
Property |
Description |
Additional Information |
---|---|---|---|
Name | Specifies the name of the function mapping object | ||
Database | Specifies the schema of the database to which the object belongs | ||
Generate | Specifies whether a DDL statement is generated for the object during forward engineering | ||
General
|
Function | Specifies the name of function or table operator to map | |
SID | Specifies the security identifier of the authentication login | ||
External Security Type |
Specifies the type of authorization |
Definer Trusted: Indicates that the object access is shared with multiple users of the database in which it resides Invoker Trusted: Indicates that the object access is exclusively granted to the database user who invokes it Trusted: Indicates that a keyword is required to grant access |
|
External Security Authorization |
Specifies the authorizations for users and user permissions |
|
|
Map JSON |
Specifies the JSON format document containing input to function in the form of parameters and values |
|
|
Storedas |
Specifies the formatting style of the external data |
TextFile: Indicates that the external data uses a text-based format, such as CSV or JSON Parquet: Indicates that the external data is formatted as Parquet |
|
Using Table List
|
Table |
Specifies the list of input tables and output tables to use during function processing |
|
Any In Table |
Specifies that the table does not have a correlation name and do not match any of the named parameters |
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|
In/Out Table Type |
Specifies the behavior of the table during the function processing |
In Table: Indicates that the table is an input table during function processing Out Table: Indicates that the table is an output table during function processing |
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