ConditionalClause Protocol Reference


                    
                    
                    ClauseType

The type of the clause: either Filter or Having.

Swift

associatedtype ClauseType : Buildable


                    
                    
                    ColumnExpressionType

The type of the column expression used in the clause: either ScalarColumnExpression or AggregateColumnExpression.

Swift

associatedtype ColumnExpressionType : Field

lhs

The left hand side of the conditional clause.

Swift

var lhs: Predicate<ClauseType, ColumnExpressionType>? { get }

rhs

The right hand side of the conditional clause.

Swift

var rhs: Predicate<ClauseType, ColumnExpressionType>? { get }


                    
                    
                    condition

The operator of the conditional clause.

Swift

var condition: Condition { get }


                    
                    
                    build(queryBuilder:)

Default implementation

Build the clause using QueryBuilder.

Throws

QueryError.syntaxError if query build fails.

Build the clause using QueryBuilder.

Throws

QueryError.syntaxError if query build fails.

Swift

func build(queryBuilder: QueryBuilder) throws -> String


                                queryBuilder

The QueryBuilder to use.

A String representation of the clause.