A type that can be used as SQL subquery.
protocol SQLSubqueryable : SQLSpecificExpressibleRelated SQLite documentation https://www.sqlite.org/syntax/select-stmt.html
struct SQLSubqueryAn SQL subquery.
import GRDBA toolkit for SQLite databases, with a focus on application development
protocol SQLSpecificExpressible : SQLExpressible, SQLOrderingTerm, SQLSelectableA database-specific type that can be used as an SQL expression.
struct SQLSubqueryAn SQL subquery.
var sqlSubquery: SQLSubquery { get }protocol ColumnExpression : SQLSpecificExpressibleA type that represents a column in a database table.
protocol DerivableRequest<RowDecoder> : AggregatingRequest, FilteredRequest, JoinableRequest, OrderedRequest, SelectionRequest, TableRequestDerivableRequest is the base protocol for QueryInterfaceRequest and Association.
protocol SQLExpressibleA type that can be used as an SQL expression.
protocol SQLJSONExpressible : SQLSpecificExpressibleA type of SQL expression that is interpreted as a JSON value.
protocol SQLOrderingTermA type that can be used as an SQL ordering term.
protocol SQLSelectableA type that can be used as SQL result columns.
var sqlExpression: SQLExpression { get }Returns a subquery expression.
func contains(_ element: some SQLExpressible) -> SQLExpression Returns an expression that checks the inclusion of the expression in the subquery.
func exists() -> SQLExpression Returns an expression that is true if and only if the subquery would return one or more rows.
protocol FetchRequest<RowDecoder> : DatabaseRegionConvertible, SQLSubqueryableA type that fetches and decodes database rows.