Database datatypes

Beginning in Web Help Desk 12.0, the application only supports the following database software:

  • Microsoft SQL Server (external database)
  • MySQL (external database)
  • PostgreSQL (embedded database)

If you are running a version prior to Web Help Desk 12.0, see the Web Help Desk Upgrade Guide for details about upgrading your Web Help Desk software and database.

The following table provides a reference for mapping data types from other databases to PostgreSQL (and to each other).

WHD FrontBase Oracle Open
Base
Postgre
SQL
MySQL SQL Server
PK INTEGER NUMBER int int4 INT int
currency DECIMAL NUMBER money numeric DECIMAL money
datetime TIMESTAMP DATE datetime timestamptz DATETIME datetime
integer INTEGER NUMBER int int4 INT int
pk BLOB BLOB object bytea BLOB varbinary(max)
data BLOB BLOB object bytea LONGBLOB varbinary(max)
text VARCHAR
1000000
CLOB char4000 text TEXT nvarchar(max)
varchar VARCHAR VARCHAR2 char varchar VARCHAR nvarchar

The following table provides a reference for mapping data types from other databases to PostgreSQL (and to each other).

WHD PostgreSQL MySQL SQL Server
PK int4 INT int
currency numeric DECIMAL money
datetime timestamptz DATETIME datetime
integer int4 INT int
pk bytea BLOB varbinary(max)
data bytea LONGBLOB varbinary(max)
text text TEXT nvarchar(max)
varchar varchar VARCHAR nvarchar