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Oracle® Application Express Application Builder User's Guide
Release 4.1

Part Number E21674-05
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Component Limits

Table B-1, "Component Limits" describes limits associated with Oracle Application Express components, such as interactive reports, classic reports, forms, and tabular forms.

Table B-1 Component Limits

Component Limits

Interactive reports

One interactive report per page.

100 columns can be seen using report columns. You can edit additional columns using Tree view or paginating through Report Column Attributes.

999 rows per column heading filter (if no custom LOV is specified in the column attributes).

You can edit additional columns using Tree view or paginating through Report Column Attributes.

See Also: "Creating Reports"

Classic reports

100 columns can be seen using report columns. You can edit additional columns using Tree view or paginating through Report Column Attributes.

See Also: "Creating Reports"

Forms

100 enterable items per page.

32767 bytes for a text area or rich text editor item.

Two columns for primary key (when using built in DML processes). For users with more than two primary key columns defined, you can also specify a ROWID.

See Also: "Creating Forms"

Tabular Forms

One wizard-generated tabular form per page (using built-in DML).

50 editable tabular form columns (apex_application.g_f01-apex_application.g_f50), generated with apex_item or the built-in tabular form display types.

See Also: "Creating a Tabular Form"

Item names

Item names should not exceed 30 characters. Items longer than 30 characters cannot be referenced using bind variable syntax. S

See Also: "About Bind Variable Syntax" and "About Item Naming Conventions"

Validations

Text entered for validations may not exceed 3,950 characters.

See Also: "Understanding Validations"