Table of Contents

Class DuckDBSchemaProvider

Namespace
LinqToDB.Internal.DataProvider.DuckDB
Assembly
linq2db.dll
public class DuckDBSchemaProvider : SchemaProviderBase, ISchemaProvider
Inheritance
object
DuckDBSchemaProvider
Implements
Inherited Members
Extension Methods

Methods

GetColumns(DataConnection, GetSchemaOptions)

protected override List<ColumnInfo> GetColumns(DataConnection dataConnection, GetSchemaOptions options)

Parameters

dataConnection DataConnection
options GetSchemaOptions

Returns

List<ColumnInfo>

GetDataType(string?, string?, int?, int?, int?)

protected override DataType GetDataType(string? dataType, string? columnType, int? length, int? precision, int? scale)

Parameters

dataType string
columnType string
length int?
precision int?
scale int?

Returns

DataType

GetDataTypes(DataConnection)

Returns list of database data types.

protected override List<DataTypeInfo> GetDataTypes(DataConnection dataConnection)

Parameters

dataConnection DataConnection

Database connection instance.

Returns

List<DataTypeInfo>

List of database data types.

GetDatabaseName(DataConnection)

protected override string GetDatabaseName(DataConnection dbConnection)

Parameters

dbConnection DataConnection

Returns

string

GetForeignKeys(DataConnection, IEnumerable<TableSchema>, GetSchemaOptions)

protected override IReadOnlyCollection<ForeignKeyInfo> GetForeignKeys(DataConnection dataConnection, IEnumerable<TableSchema> tables, GetSchemaOptions options)

Parameters

dataConnection DataConnection
tables IEnumerable<TableSchema>
options GetSchemaOptions

Returns

IReadOnlyCollection<ForeignKeyInfo>

GetPrimaryKeys(DataConnection, IEnumerable<TableSchema>, GetSchemaOptions)

protected override IReadOnlyCollection<PrimaryKeyInfo> GetPrimaryKeys(DataConnection dataConnection, IEnumerable<TableSchema> tables, GetSchemaOptions options)

Parameters

dataConnection DataConnection
tables IEnumerable<TableSchema>
options GetSchemaOptions

Returns

IReadOnlyCollection<PrimaryKeyInfo>

GetProviderSpecificTypeNamespace()

protected override string? GetProviderSpecificTypeNamespace()

Returns

string

GetSystemType(string?, string?, DataTypeInfo?, int?, int?, int?, GetSchemaOptions)

protected override Type? GetSystemType(string? dataType, string? columnType, DataTypeInfo? dataTypeInfo, int? length, int? precision, int? scale, GetSchemaOptions options)

Parameters

dataType string
columnType string
dataTypeInfo DataTypeInfo
length int?
precision int?
scale int?
options GetSchemaOptions

Returns

Type

GetTables(DataConnection, GetSchemaOptions)

protected override List<TableInfo> GetTables(DataConnection dataConnection, GetSchemaOptions options)

Parameters

dataConnection DataConnection
options GetSchemaOptions

Returns

List<TableInfo>