Microsoft Access (JDBC) Reader/Writer

FME Format Type Identifier

MSACCESS_JDBC_2

Reader/Writer

Both

Format Type

Database

Typical File Extensions

.mdb, .accdb

This format allows FME to access attribute data held in Microsoft Access database tables.

Microsoft Access (JDBC) Product and System Requirements

Format

Product

Operating System

Reader/Writer

FME Desktop License

FME Server

FME Cloud

Windows

Linux

Mac

Reader

Available in FME Professional Edition and higher

Yes

Yes

64-bit: Yes

Yes

Yes

Writer

Available in FME Professional Edition and higher

Yes

Yes

64-bit: Yes

Yes

Yes

Usage Notes

The performance of this format is dependent on the amount of memory allocated to the Java Virtual Machine (JVM). The following environment variable allows you to specify memory available to Java Plugins:

  • FME_JVM_MIN_HEAP_SIZE: Initial heap size for initializing the JVM. If unset, the default value is 1024K.

This variable must be set in multiples of 1024 and greater than 1 MB. To indicate kilobytes, megabytes, or gigabytes, append k or K, m or M, or g or G, respectively. For example, any of these values is acceptable:

6291456

6144k

6m

  • FME_JVM_MAX_HEAP_SIZE: Maximum heap size for initializing the JVM. If unset, the default value is 16384K.

This variable must be set in multiples of 1024 and greater than 2 MB. To indicate kilobytes, megabytes, or gigabytes, append k or K, m or M, or g or G, respectively. For example, any of these values is acceptable:

83886080

81920k

80m

Note: To pass additional parameters used by FME to the Java Virtual Machine, use the JAVA_TOOL_OPTIONS environment variable.

Workbench Reader Overview

Click the Reader Parameters button and establish a Microsoft Access database connection.

Workbench Writer Overview

Click the Writer Parameters button and establish a Microsoft Access database connection.

The Microsoft SQL Server writer module stores attribute records into a live relational database. The Microsoft SQL Server writer provides the following capabilities:

  • Transaction Support: The Microsoft SQL Server writer provides transaction support that eases the data loading process. Occasionally, a data load operation terminates prematurely due to data difficulties. The transaction support provides a mechanism for reloading corrected data without data loss or duplication.
  • Table Creation: The Microsoft SQL Server writer uses the information within the workspace to automatically create database tables as needed.

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