Class NpgsqlLTreeTranslator
This is an internal API that supports the Entity Framework Core infrastructure and not subject to
the same compatibility standards as public APIs. It may be changed or removed without notice in
any release. You should only use it directly in your code with extreme caution and knowing that
doing so can result in application failures when updating to a new Entity Framework Core release.
Inheritance
object
NpgsqlLTreeTranslator
Implements
IMemberTranslator
Assembly: Npgsql.EntityFrameworkCore.PostgreSQL.dll
Syntax
public class NpgsqlLTreeTranslator : IMethodCallTranslator, IMemberTranslator
Constructors
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NpgsqlLTreeTranslator(IRelationalTypeMappingSource, NpgsqlSqlExpressionFactory, IModel)
This is an internal API that supports the Entity Framework Core infrastructure and not subject to
the same compatibility standards as public APIs. It may be changed or removed without notice in
any release. You should only use it directly in your code with extreme caution and knowing that
doing so can result in application failures when updating to a new Entity Framework Core release.
Declaration
public NpgsqlLTreeTranslator(IRelationalTypeMappingSource typeMappingSource, NpgsqlSqlExpressionFactory sqlExpressionFactory, IModel model)
Parameters
Methods
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Translate(SqlExpression?, MemberInfo, Type, IDiagnosticsLogger<Query>)
This is an internal API that supports the Entity Framework Core infrastructure and not subject to
the same compatibility standards as public APIs. It may be changed or removed without notice in
any release. You should only use it directly in your code with extreme caution and knowing that
doing so can result in application failures when updating to a new Entity Framework Core release.
Declaration
public virtual SqlExpression? Translate(SqlExpression? instance, MemberInfo member, Type returnType, IDiagnosticsLogger<DbLoggerCategory.Query> logger)
Parameters
Type |
Name |
Description |
SqlExpression? |
instance |
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MemberInfo |
member |
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Type |
returnType |
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IDiagnosticsLogger<><Query> |
logger |
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Returns
Type |
Description |
SqlExpression? |
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Translate(SqlExpression?, MethodInfo, IReadOnlyList<SqlExpression>, IDiagnosticsLogger<Query>)
Declaration
public virtual SqlExpression? Translate(SqlExpression? instance, MethodInfo method, IReadOnlyList<SqlExpression> arguments, IDiagnosticsLogger<DbLoggerCategory.Query> logger)
Parameters
Type |
Name |
Description |
SqlExpression? |
instance |
|
MethodInfo |
method |
|
IReadOnlyList<><SqlExpression> |
arguments |
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IDiagnosticsLogger<><Query> |
logger |
|
Returns
Type |
Description |
SqlExpression? |
|
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VisitArrayMethodCall(NpgsqlSqlTranslatingExpressionVisitor, MethodInfo, ReadOnlyCollection<Expression>)
Called directly from NpgsqlSqlTranslatingExpressionVisitor to translate LTree array-related constructs which
cannot be translated in regular method translators, since they require accessing lambdas.
Declaration
public virtual Expression? VisitArrayMethodCall(NpgsqlSqlTranslatingExpressionVisitor sqlTranslatingExpressionVisitor, MethodInfo method, ReadOnlyCollection<Expression> arguments)
Parameters
Returns
Type |
Description |
Expression? |
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Implements
IMemberTranslator