## Uses of Class
com.mckoi.database.Transaction.ColumnGroup

Packages that use Transaction.ColumnGroup
com.mckoi.database: The core database classes for Mckoi.

### Uses of Transaction.ColumnGroup in com.mckoi.database

Methods in com.mckoi.database that return Transaction.ColumnGroup
`Transaction.ColumnGroup` DatabaseConnection.`queryTablePrimaryKeyGroup​(TableName table_name)` Same as the Transaction.queryTablePrimaryKeyGroup method.
`static Transaction.ColumnGroup` Transaction.`queryTablePrimaryKeyGroup​(SimpleTransaction transaction, TableName table_name)` Returns a set of primary key groups that are constrained to be unique for the given table in this transaction (there can be only 1 primary key defined for a table).
`Transaction.ColumnGroup[]` DatabaseConnection.`queryTableUniqueGroups​(TableName table_name)` Same as the Transaction.queryTableUniqueGroups method.
`static Transaction.ColumnGroup[]` Transaction.`queryTableUniqueGroups​(SimpleTransaction transaction, TableName table_name)` Returns a set of unique groups that are constrained to be unique for the given table in this transaction.