MixedCase

Description

Specifies whether you want connections to an Oracle database to be case sensitive or case insensitive.

By default, MixedCase is set to 0. This setting specifies a case-insensitive connection and assumes that all identifiers are uppercase. To make the Oracle connection case sensitive, set the MixedCase parameter to 1.

Applies to

Syntax

MixedCase = value

Parameter

Description

value

Specifies whether an Oracle database connection is case sensitive or case insensitive. Values are:

  • 0 (Default) The Oracle database connection is case insensitive. It assumes that all identifiers are uppercase.

  • 1 The Oracle database connection is case sensitive. It supports mixed case, uppercase, and lowercase identifiers.

Default

MixedCase = 0

Usage

When you set the MixedCase parameter to 1 and define a primary key for a table in an Oracle database, all of the following must contain only uppercase letters:

Examples

Example 1

To make an Oracle database connection case sensitive: