constants.go

package replication

// This file contains the constant definitions for this package.

// This is the data type for a field.
// Values taken from include/mysql/mysql_com.h
// FIXME(alainjobart) this is the same info as constants describes in
// the go/mysql package. We will remove that package, and merge this
// package with go/mysqlconn as asoon as we can.
const (
	// TypeDecimal is MYSQL_TYPE_DECIMAL. It is deprecated.
	TypeDecimal = 0

	// TypeTiny is MYSQL_TYPE_TINY
	TypeTiny = 1

	// TypeShort is MYSQL_TYPE_SHORT
	TypeShort = 2

	// TypeLong is MYSQL_TYPE_LONG
	TypeLong = 3

	// TypeFloat is MYSQL_TYPE_FLOAT
	TypeFloat = 4

	// TypeDouble is MYSQL_TYPE_DOUBLE
	TypeDouble = 5

	// TypeNull is MYSQL_TYPE_NULL
	TypeNull = 6

	// TypeTimestamp is MYSQL_TYPE_TIMESTAMP
	TypeTimestamp = 7

	// TypeLongLong is MYSQL_TYPE_LONGLONG
	TypeLongLong = 8

	// TypeInt24 is MYSQL_TYPE_INT24
	TypeInt24 = 9

	// TypeDate is MYSQL_TYPE_DATE
	TypeDate = 10

	// TypeTime is MYSQL_TYPE_TIME
	TypeTime = 11

	// TypeDateTime is MYSQL_TYPE_DATETIME
	TypeDateTime = 12

	// TypeYear is MYSQL_TYPE_YEAR
	TypeYear = 13

	// TypeNewDate is MYSQL_TYPE_NEWDATE
	TypeNewDate = 14

	// TypeVarchar is MYSQL_TYPE_VARCHAR
	TypeVarchar = 15

	// TypeBit is MYSQL_TYPE_BIT
	TypeBit = 16

	// TypeTimestamp2 is MYSQL_TYPE_TIMESTAMP2
	TypeTimestamp2 = 17

	// TypeDateTime2 is MYSQL_TYPE_DATETIME2
	TypeDateTime2 = 18

	// TypeTime2 is MYSQL_TYPE_TIME2
	TypeTime2 = 19

	// TypeJSON is MYSQL_TYPE_JSON
	TypeJSON = 245

	// TypeNewDecimal is MYSQL_TYPE_NEWDECIMAL
	TypeNewDecimal = 246

	// TypeEnum is MYSQL_TYPE_ENUM
	TypeEnum = 247

	// TypeSet is MYSQL_TYPE_SET
	TypeSet = 248

	// TypeTinyBlob is MYSQL_TYPE_TINY_BLOB
	TypeTinyBlob = 249

	// TypeMediumBlob is MYSQL_TYPE_MEDIUM_BLOB
	TypeMediumBlob = 250

	// TypeLongBlob is MYSQL_TYPE_LONG_BLOB
	TypeLongBlob = 251

	// TypeBlob is MYSQL_TYPE_BLOB
	TypeBlob = 252

	// TypeVarString is MYSQL_TYPE_VAR_STRING
	TypeVarString = 253

	// TypeString is MYSQL_TYPE_STRING
	TypeString = 254

	// TypeGeometry is MYSQL_TYPE_GEOMETRY
	TypeGeometry = 255
)

// Constants for the type of an INTVAR_EVENT.
const (
	// IntVarInvalidInt is INVALID_INT_EVENT
	IntVarInvalidInt = 0

	// IntVarLastInsertID is LAST_INSERT_ID_EVENT
	IntVarLastInsertID = 1

	// IntVarInsertID is INSERT_ID_EVENT
	IntVarInsertID = 2
)

// Name of the variable represented by an IntVar.
var (
	// IntVarNames maps a InVar type to the variable name it represents.
	IntVarNames = map[byte]string{
		IntVarLastInsertID: "LAST_INSERT_ID",
		IntVarInsertID:     "INSERT_ID",
	}
)

// Constants about the type of checksum in a packet.
// These constants are common between MariaDB 10.0 and MySQL 5.6.
const (
	// BinlogChecksumAlgOff indicates that checksums are supported but off.
	BinlogChecksumAlgOff = 0

	// BinlogChecksumAlgCRC32 indicates that CRC32 checksums are used.
	BinlogChecksumAlgCRC32 = 1

	// BinlogChecksumAlgUndef indicates that checksums are not supported.
	BinlogChecksumAlgUndef = 255
)

// These constants describe the event types.
// See: http://dev.mysql.com/doc/internals/en/binlog-event-type.html
const (
	eUnknownEvent           = 0
	eStartEventV3           = 1
	eQueryEvent             = 2
	eStopEvent              = 3
	eRotateEvent            = 4
	eIntVarEvent            = 5
	eLoadEvent              = 6
	eSlaveEvent             = 7
	eCreateFileEvent        = 8
	eAppendBlockEvent       = 9
	eExecLoadEvent          = 10
	eDeleteFileEvent        = 11
	eNewLoadEvent           = 12
	eRandEvent              = 13
	eUserVarEvent           = 14
	eFormatDescriptionEvent = 15
	eXIDEvent               = 16
	eBeginLoadQueryEvent    = 17
	eExecuteLoadQueryEvent  = 18
	eTableMapEvent          = 19
	eWriteRowsEventV0       = 20
	eUpdateRowsEventV0      = 21
	eDeleteRowsEventV0      = 22
	eWriteRowsEventV1       = 23
	eUpdateRowsEventV1      = 24
	eDeleteRowsEventV1      = 25
	eIncidentEvent          = 26
	eHeartbeatEvent         = 27
	eIgnorableEvent         = 28
	eRowsQueryEvent         = 29
	eWriteRowsEventV2       = 30
	eUpdateRowsEventV2      = 31
	eDeleteRowsEventV2      = 32
	eGTIDEvent              = 33
	eAnonymousGTIDEvent     = 34
	ePreviousGTIDsEvent     = 35

	// MySQL 5.7 events
	eTransactionContextEvent = 36
	eViewChangeEvent         = 37
	eXAPrepareLogEvent       = 38

	// MariaDB specific values. They start at 160.
	eMariaAnnotateRowsEvent     = 160
	eMariaBinlogCheckpointEvent = 161
	eMariaGTIDEvent             = 162
	eMariaGTIDListEvent         = 163
	eMariaStartEncryptionEvent  = 164
)

// These constants describe the type of status variables in q Query packet.
const (
	// QFlags2Code is Q_FLAGS2_CODE
	QFlags2Code = 0

	// QSQLModeCode is Q_SQL_MODE_CODE
	QSQLModeCode = 1

	// QCatalog is Q_CATALOG
	QCatalog = 2

	// QAutoIncrement is Q_AUTO_INCREMENT
	QAutoIncrement = 3

	// QCharsetCode is Q_CHARSET_CODE
	QCharsetCode = 4

	// QTimeZoneCode is Q_TIME_ZONE_CODE
	QTimeZoneCode = 5

	// QCatalogNZCode is Q_CATALOG_NZ_CODE
	QCatalogNZCode = 6
)