QuerySqlGenerator.VisitUnion(UnionExpression) Method

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Generates SQL for a UNION set operation.

protected override System.Linq.Expressions.Expression VisitUnion(Microsoft.EntityFrameworkCore.Query.SqlExpressions.UnionExpression unionExpression);

protected virtual System.Linq.Expressions.Expression VisitUnion(Microsoft.EntityFrameworkCore.Query.SqlExpressions.UnionExpression unionExpression);

override this.VisitUnion : Microsoft.EntityFrameworkCore.Query.SqlExpressions.UnionExpression -> System.Linq.Expressions.Expression

abstract member VisitUnion : Microsoft.EntityFrameworkCore.Query.SqlExpressions.UnionExpression -> System.Linq.Expressions.Expression
override this.VisitUnion : Microsoft.EntityFrameworkCore.Query.SqlExpressions.UnionExpression -> System.Linq.Expressions.Expression

Protected Overrides Function VisitUnion (unionExpression As UnionExpression) As Expression

Protected Overridable Function VisitUnion (unionExpression As UnionExpression) As Expression

Parameters

unionExpression: UnionExpression

The UnionExpression for which to generate SQL.

Returns

Expression

The modified expression, if it or any subexpression was modified; otherwise, returns the original expression.

Applies to

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