SQLLiteral

public struct SQLLiteral

SQLLiteral is a type which support SQL Interpolation.

For example:

try dbQueue.write { db in
    let name: String = ...
    let id: Int64 = ...
    let query: SQLLiteral = "UPDATE player SET name = \(name) WHERE id = \(id)"
    try db.execute(literal: query)
}
  • sql

    Undocumented

    Declaration

    Swift

    public private(set) var sql: String
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  • Undocumented

    Declaration

    Swift

    public private(set) var arguments: StatementArguments
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  • Creates an SQLLiteral from a plain SQL string, and eventual arguments.

    For example:

    let query = SQLLiteral(
    sql: "UPDATE player SET name = ? WHERE id = ?",
    arguments: [name, id])

    Declaration

    Swift

    public init(sql: String, arguments: StatementArguments = StatementArguments())
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  • Returns a literal whose SQL is transformed by the given closure.

    Declaration

    Swift

    public func mapSQL(_ transform: (String) throws -> String) rethrows -> SQLLiteral
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  • Returns the SQLLiteral produced by the concatenation of two literals.

    let name = "O'Brien"
let selection: SQLLiteral = "SELECT * FROM player "
let condition: SQLLiteral = "WHERE name = \(name)"
let query = selection + condition

    Declaration

    Swift

    public static func + (lhs: SQLLiteral, rhs: SQLLiteral) -> SQLLiteral
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  • Appends an SQLLiteral to the receiver.

    let name = "O'Brien"
var query: SQLLiteral = "SELECT * FROM player "
query += "WHERE name = \(name)"

    Declaration

    Swift

    public static func += (lhs: inout SQLLiteral, rhs: SQLLiteral)
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  • Appends an SQLLiteral to the receiver.

    let name = "O'Brien"
var query: SQLLiteral = "SELECT * FROM player "
query.append(literal: "WHERE name = \(name)")

    Declaration

    Swift

    public mutating func append(literal sqlLiteral: SQLLiteral)
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  • Appends a plain SQL string to the receiver, and eventual arguments.

    let name = "O'Brien"
var query: SQLLiteral = "SELECT * FROM player "
query.append(sql: "WHERE name = ?", arguments: [name])

    Declaration

    Swift

    public mutating func append(sql: String, arguments: StatementArguments = StatementArguments())
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