TProtocolVersion Enumeration

Specifies protocol version to be used when several versions are available.

Unit

PgClasses

Syntax

TProtocolVersion = (pv20, pv30, pv32, pvAuto);

Values

Value	Meaning
pv20	Set ProtocolVersion to pv20 to work with PostgreSQL server versions 7.3 and earlier, which don't support protocol version 3.0.
pv30	Set ProtocolVersion to pv30 to enforce protocol version 3.0.
pv32	Set ProtocolVersion to pv32 to enforce protocol version 3.2.
pvAuto	Set ProtocolVersion to pvAuto to automatically select between protocol versions depending on the specific query for the best possible performance.

Remarks

The default value is pvAuto.