ISqlExpressionFactory.Exists Method
Definition
Important
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Overloads
| Exists(SelectExpression) |
Creates a new ExistsExpression which represents an EXISTS operation in a SQL tree. |
| Exists(SelectExpression, Boolean) |
Creates a new ExistsExpression which represents an EXISTS operation in a SQL tree. |
Exists(SelectExpression)
Creates a new ExistsExpression which represents an EXISTS operation in a SQL tree.
public Microsoft.EntityFrameworkCore.Query.SqlExpressions.ExistsExpression Exists (Microsoft.EntityFrameworkCore.Query.SqlExpressions.SelectExpression subquery);abstract member Exists : Microsoft.EntityFrameworkCore.Query.SqlExpressions.SelectExpression -> Microsoft.EntityFrameworkCore.Query.SqlExpressions.ExistsExpressionPublic Function Exists (subquery As SelectExpression) As ExistsExpressionParameters
- subquery
- SelectExpression
A subquery to check existence of.
Returns
An expression representing an EXISTS operation in a SQL tree.
Applies to
Exists(SelectExpression, Boolean)
Creates a new ExistsExpression which represents an EXISTS operation in a SQL tree.
public Microsoft.EntityFrameworkCore.Query.SqlExpressions.ExistsExpression Exists (Microsoft.EntityFrameworkCore.Query.SqlExpressions.SelectExpression subquery, bool negated);abstract member Exists : Microsoft.EntityFrameworkCore.Query.SqlExpressions.SelectExpression * bool -> Microsoft.EntityFrameworkCore.Query.SqlExpressions.ExistsExpressionPublic Function Exists (subquery As SelectExpression, negated As Boolean) As ExistsExpressionParameters
- subquery
- SelectExpression
A subquery to check existence of.
- negated
- Boolean
A value indicating if the existence check is negated.
Returns
An expression representing an EXISTS operation in a SQL tree.
Applies to
Entity Framework