Parameters

When building a query statement, one can specify parameters that ought to be specified at a later time (as specified in sqlite3's documentation. SAW provides a few helper macros and types around this usage.

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Types

Name	Underlying type
ParameterIndex	int
ParameterName	const char*
ParameterKey	boost::variant<ParameterIndex, ParameterName>
Parameter	std::pair<ParameterKey, Value>
Parameters	std::vector<Parameter>

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Macros

The SAW_PLIST macros allows you to inline parameters:

Parameters ps1 = SAW_PLIST(("host", "localhost")("port", 8080));
Parameters ps2 = SAW_PLIST((1, saw::Null())
                           (2, 42.)
                           (3, "foo")
                           (4, saw::Blob("bar")));