Data Types - Parallel Transporter

Teradata Parallel Transporter Operator Programmer Guide

Product
Parallel Transporter
Release Number
16.10
Published
May 2017
Language
English (United States)
Last Update
2018-05-07
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B035-2435
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previous
Product Category
Teradata Tools and Utilities

This table shows the parameter data types of Teradata PT operator interface control functions.

Teradata PT Operator Data Types
Data Type Definition
PX_Addr Address of a memory location.
PX_AttributeCode Integer that represents the name of an object attribute.
PX_AttributeName Pointer to a null-terminated character string that provides the name of an object attribute.
PX_AttributeValue Pointer to an area for storage of an attribute value.
PX_ByteOffset Integer that specifies the displacement in bytes from the first byte of a row.
PX_Code Integer code that represents either:
  • System code
  • System reason code
PX_ColumnCount Integer that specifies the column count.
PX_ColumnHandle Integer that identifies the instance of a column.
PX_ColumnName Pointer to a null-terminated character string that provides a column name.
PX_ColumnSchemaHandle Integer that represents the instance of the column schema.
PX_ColumnSchemaList Array of column schema handles.
PX_Count Integer that specifies the count of some object.
PX_DataAddr Address of the data.
PX_DataType Integer code that represents the following defined data types of a column:
  • PX_DataType_Integer
  • PX_DataType_SmallInt
  • PX_DataType_Float
  • PX_DataType_Decimal
  • PX_DataType_Char
  • PX_DataType_ByteInt
  • PX_DataType_VarChar
  • PX_DataType_Byte
  • PX_DataType_VarByte
  • PX_DataType_Date
  • PX_DataType_Graphic
  • PX_DataType_VarGraphic
  • PX_DataType_Date_ANSI
  • PX_DataType_Boolean
  • PX_DataType_BigInt
  • PX_DataType_LongVarChar
  • PX_CataType_LongVarGraphic
PX_ErrorProc Function pointer that specifies an error exit function.
PX_ErrorText Pointer to a character string that provides the error message.
PX_FilterHandle Integer that identifies the instance of a filter.
PX_GlobalHandle Integer that identifies the instance of a global.
PX_Indicator Pointer to the array of indicator bytes specifying whether or not the corresponding column value is NULL.
PX_Length Integer that specifies the size, in bytes, of an object.
PX_LogHandle Integer that specifies a log stream definition. The structure is allocated by the Logger API.
PX_LongInt Four-byte signed integer.
PX_Name Pointer to a null-terminated character string that provides the name of an object.
PX_Number Integer that specifies the number (instance) of an object.
PX_OperatorHandle Integer code that identifies the instance of an operator.
PX_Precision Integer that specifies a precision value (number of digits) for a numeric data type.
PX_Scale Integer that specifies a scale value (number of digits to the right of the decimal point) for a numeric data type.
PX_SchemaType Integer code that identifies one of the following schema types:
  • PX_InputSchema
  • PX_InputOutputSchema
  • PX_OutputSchema
PX_TableSchemaHandle Integer code that identifies the instance of the table schema.
PX_TableSchemaList Array of table schema handles.
PX_TruthValue Integer that specifies one of the following values:
  • PX_True
  • PX_False
PXSTC_Code Integer that indicates the success or failure of a Teradata PT service function or operator routine. The defined codes are as follows:
  • PXSTC_BadHandle - an invalid object handle. This can happen if the object is of the wrong type or if the object is not accessible by the application.
  • PXSTC_CatalogError - unable to open the message catalog.
  • PXSTC_CheckPoint - request a checkpoint processing.
  • PXSTC_CheckPointNotReady - the operator is not ready for checkpoint processing.
  • PXSTC_CheckPointReady - the operator is ready for checkpoint processing.
  • PXSTC_CommunicationError - an error was detected during the communication between a client and a service.
  • PXSTC_Conflict - mismatching type of operations, data, or protocols.
  • PXSTC_CountError - the specified number of objects does not match some predefined value.
  • PXSTC_DataStreamError - an error was encountered in the Teradata PT data stream.
  • PXSTC_DiscardRow - delete the current row.
  • PXSTC_Duplicate - a duplicate component or resource.
  • PXSTC_EndMethod - the end of a function in multiphase operations.
  • PXSTC_EndOfData - end of data encountered.
  • PXSTC_EndOfProcessing - end of a request processing was encountered.
  • PXSTC_FatalError - an unrecoverable system error was encountered and a restart of the Teradata PT job is required.
  • PXSTC_Full - the specified resource is full.
  • PXSTC_GroupError - an error was detected during the system group processing.
  • PXSTC_InvalidArgument - bad input arguments provided to the operator.
  • PXSTC_InvalidDataType - the data type of some column value or parameter is invalid.
  • PXSTC_InvalidName - the specified name of the object is invalid.
  • PXSTC_IOError - an error occurred during I/O processing.
  • PXSTC_LengthError - conflicting lengths between two objects.
  • PXSTC_LogCommunicationError - error from socket communication with the node Logger.
  • PXSTC_LogFileError - the specified log file name is either invalid or not accessible.
  • PXSTC_LogHandle - an invalid log handle was used to request for log services.
  • PXSTC_LogInsuffMemError - memory allocation failure with the node Logger.
  • PXSTC_LogPassword - the Logger API has supplied a wrong password for the logger. (attempt to access the logger without using the supplied API).
  • PXSTC_LogXDRError - an error was detected by the Logger Services during XDR processing.
  • PXSTC_MetadataError - an error was detected during the processing of metadata.
  • PXSTC_Mismatch - mismatching lengths, components, or data types.
  • PXSTC_MultiphaseError - an error was encountered during multiphase processing.
  • PXSTC_NoMessageCatalog - the requested message catalog is not present.
  • PXSTC_NextPhase -a phase change in multiphase operations.
  • PXSTC_NodeError - a problem with the specified node.
  • PXSTC_NoLogRec - no log record was found in the log file.
  • PXSTC_NotActive - the requested system resource is down or not active.
  • PXSTC_NotEnough - insufficient resources to complete the requested task.
  • PXSTC_NotFound - a requested resource does not exist.
  • PXSTC_NotSupported - the requested resource is not supported.
  • PXSTC_NullHandle - the specified object handle has no value associated with it.
  • PXSTC_NullPointer - a missing value was detected in a pointer type of data.
  • PXSTC_NullRow - a row has no column values associated with it.
  • PXSTC_NullTable - a table with no rows was encountered.
  • PXSTC_ObjectBusy - the requested object is busy or occupied by another resource or user.
  • PXSTC_OpenError - an error was detected during the accessing of a file or a resource.
  • PXSTC_OperatorError - an error was encountered when processing an operator.
  • PXSTC_PathError - an invalid specification of a resource location.
  • PXSTC_ParserError - an error was detected during the parsing of a script.
  • PXSTC_ProtocolError - an invalid sequence of operations or illegal use of processing protocol
  • PXSTC_RetryError - an error that allows the system to retry the job execution again.
  • PXSTC_RowError - an error was detected when processing a row.
  • PXSTC_SamePhase - no phase change in multi-phase operations.
  • PXSTC_SchemaError - an error was detected in the data schema.
  • PXSTC_Size - invalid size of an object.
  • PXSTC_Storage - an error was encountered during storage allocation or deallocation.
  • PXSTC_Success - successful completion of the operation.
  • PXSTC_SyntaxError - a syntax error was encountered in a command or script.
  • PXSTC_SystemError - a Teradata PT error while processing a Teradata PT operator function.
  • PXSTC_TaskError - an error was encountered at the task/process level.
  • PXSTC_TimeOut - a specific usage time value for a resource has expired.
  • PXSTC_UnknownError - an error condition that has no defined explanation.
  • PXSTC_Warning - the operation completed, but with a minor error condition.