function Setup()
{
if (!function_exists("pg_connect")) {
return "PostgreSQL support is not available in this PHP configuration";
}
$this->supported["Sequences"] = $this->supported["Indexes"] = $this->supported["SummaryFunctions"] = $this->supported["OrderByText"] = $this->supported["Transactions"] = $this->supported["GetSequenceCurrentValue"] = $this->supported["SelectRowRanges"] = $this->supported["LOBs"] = $this->supported["Replace"] = $this->supported["AutoIncrement"] = $this->supported["PrimaryKey"] = $this->supported["OmitInsertKey"] = $this->supported["OmitInsertKey"] = $this->supported["PatternBuild"] = 1;
if (function_exists("pg_cmdTuples")) {
if ($connection = $this->DoConnect("template1", 0)) {
if ($result = @pg_Exec($connection, "BEGIN")) {
$error_reporting = error_reporting(63);
@pg_cmdTuples($result);
if (!isset($php_errormsg) || strcmp($php_errormsg, "This compilation does not support pg_cmdtuples()")) {
$this->supported["AffectedRows"] = 1;
}
error_reporting($error_reporting);
} else {
$this->SetError("Setup", pg_ErrorMessage($connection));
}
pg_Close($connection);
} else {
$result = 0;
}
if (!$result) {
return $this->Error();
}
}
if (isset($this->options["EmulateDecimal"]) && $this->options["EmulateDecimal"]) {
$this->emulate_decimal = 1;
$this->decimal_factor = pow(10.0, $this->decimal_places);
}
return "";
}
function affected_rows($query_id = '')
{
if (empty($query_id)) {
$query_id = $this->result;
}
return pg_cmdTuples($query_id);
}