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---
layout: article
title: MPE_COLUMN_LEVEL_SECURITY
description: The MPE_COLUMN_LEVEL_SECURITY table is used to configure which groups can VIEW or EDIT particular columns within a table
---
# MPE_COLUMN_LEVEL_SECURITY
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The MPE_COLUMN_LEVEL_SECURITY table is used to configure which groups can VIEW or EDIT particular columns within a table. More details are available in the [user guide ](/column-level-security )
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## Columns
- `TX_FROM num` : SCD2 open datetime
- 🔑 `TX_TO num` : SCD2 close datetime
- 🔑 `CLS_SCOPE char(4)` : Either VIEW, EDIT or ALL
- 🔑 `CLS_GROUP char(64)` : The group to which the rule applies
- 🔑 `CLS_LIBREF char(8)` : The libref to which the rule applies
- 🔑 `CLS_TABLE char(32)` : The table to which the rule applies
- 🔑 `CLS_VARIABLE_NM char(32)` : The variable to VIEW or EDIT
- `CLS_ACTIVE num` : Whether the rule is active or not
- `CLS_HIDE num` : Whether the column should be hidden in EDIT mode
