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Minor optimalisations.

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Michal Čihař
2004-05-13 10:43:15 +00:00
parent 58a47f3fb6
commit 401fd5bafa
2 changed files with 23 additions and 18 deletions
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3
ChangeLog
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@@ -5,6 +5,9 @@ phpMyAdmin - Changelog
$Id$
$Source$
2004-05-13 Michal Čihař <michal@cihar.com>
* libraries/export/sql.php: Minor optimalisations.
2004-05-12 Marc Delisle <lem9@users.sourceforge.net>
* db_details_structure.php: bug #951143, undefined $header_url_qry

38
libraries/export/sql.php
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@@ -458,7 +458,12 @@ function PMA_exportData($db, $table, $crlf, $error_url, $sql_query)
if ($result != FALSE) {
$fields_cnt = PMA_DBI_num_fields($result);
// Get field information
$fields_meta = PMA_DBI_get_fields_meta($result);
$field_flags = array();
for ($j = 0; $j < $fields_cnt; $j++) {
$field_flags[$j] = PMA_DBI_field_flags($result, $j);
}
for ($j = 0; $j < $fields_cnt; $j++) {
if (isset($analyzed_sql[0]['select_expr'][$j]['column'])) {
@@ -488,12 +493,13 @@ function PMA_exportData($db, $table, $crlf, $error_url, $sql_query)
} else {
$insert_delayed = '';
}
// insert ignore?
if (isset($GLOBALS['sql_type']) && $GLOBALS['sql_type'] == 'insert' && isset($GLOBALS['sql_ignore'])) {
$insert_delayed .= ' IGNORE';
}
// Sets the scheme
// scheme for inserting fields
if (isset($GLOBALS['showcolumns'])) {
$fields = implode(', ', $field_set);
$schema_insert = $sql_command . $insert_delayed .' INTO ' . PMA_backquote($table, $use_backquotes)
@@ -512,25 +518,21 @@ function PMA_exportData($db, $table, $crlf, $error_url, $sql_query)
while ($row = PMA_DBI_fetch_row($result)) {
$current_row++;
for ($j = 0; $j < $fields_cnt; $j++) {
$field_flags = PMA_DBI_field_flags($result, $j);
// NULL
if (!isset($row[$j]) || is_null($row[$j])) {
$values[] = 'NULL';
} else if ($row[$j] == '0' || $row[$j] != '') {
// a number
if ($fields_meta[$j]->numeric) {
$values[] = $row[$j];
// a blob
} else if ($fields_meta[$j]->blob
// hexify only if this is a true not empty BLOB
&& stristr($field_flags, 'BINARY')
&& !empty($row[$j])) {
$values[] = '0x' . bin2hex($row[$j]);
// a string
} else {
$values[] = '\'' . str_replace($search, $replace, PMA_sqlAddslashes($row[$j])) . '\'';
}
} else {
// a number
} elseif ($fields_meta[$j]->numeric) {
$values[] = $row[$j];
// empty string
} elseif (empty($row[$j])) {
$values[] = '\'\'';
// a binary field
} else if (stristr($field_flags[$j], 'BINARY')) {
$values[] = '0x' . bin2hex($row[$j]);
// something else -> treat as a string
} else {
$values[] = '\'' . str_replace($search, $replace, PMA_sqlAddslashes($row[$j])) . '\'';
} // end if
} // end for