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Added more docs

pgx-vs-pq
Jack Christensen 2013-07-14 17:02:49 -05:00
parent aeeb8a724a
commit 0de2a7897a
1 changed files with 8 additions and 0 deletions
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8
connection.go
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@ -44,6 +44,8 @@ type preparedStatement struct {
ParameterOids []oid
}
// NotSingleRowError is returned when exactly 1 row is expected, but 0 or more than
// 1 row is returned
type NotSingleRowError struct {
RowCount int64
}
@ -52,6 +54,8 @@ func (e NotSingleRowError) Error() string {
return fmt.Sprintf("Expected to find 1 row exactly, instead found %d", e.RowCount)
}
// UnexpectedColumnCountError is returned when an unexpected number of columns is
// returned from a Select.
type UnexpectedColumnCountError struct {
ExpectedCount int16
ActualCount int16
@ -61,8 +65,12 @@ func (e UnexpectedColumnCountError) Error() string {
return fmt.Sprintf("Expected result to have %d column(s), instead it has %d", e.ExpectedCount, e.ActualCount)
}
// sharedBufferSize is the default number of bytes of work buffer per connection
const sharedBufferSize = 1024
// Connect establishes a connection with a PostgreSQL server using parameters. One
// of parameters.Socket or parameters.Host must be specified. parameters.User must
// also the included. Other parameters fields are optional.
func Connect(parameters ConnectionParameters) (c *Connection, err error) {
c = new(Connection)