GOMODULES/pgx
1
0
Fork 0
mirror of https://github.com/jackc/pgx.git synced 2025-05-31 11:42:24 +00:00
Code Issues Packages Projects Releases Wiki Activity

Added more docs

Browse Source
This commit is contained in:
Jack Christensen 2013-07-14 17:02:49 -05:00
parent aeeb8a724a
commit 0de2a7897a
1 changed files with 8 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

8
connection.go
View File

@ -44,6 +44,8 @@ type preparedStatement struct {
ParameterOids []oid ParameterOids []oid
} }
// NotSingleRowError is returned when exactly 1 row is expected, but 0 or more than
// 1 row is returned
type NotSingleRowError struct { type NotSingleRowError struct {
RowCount int64 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) 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 { type UnexpectedColumnCountError struct {
ExpectedCount int16 ExpectedCount int16
ActualCount 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) 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 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) { func Connect(parameters ConnectionParameters) (c *Connection, err error) {
c = new(Connection) c = new(Connection)