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removed MySQL < 5 code

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This commit is contained in:
Sebastian Mendel
2007-10-02 11:18:29 +00:00
parent 4838458f8e
commit 7955d51f4f
3 changed files with 44 additions and 140 deletions
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14
libraries/Table.class.php
View File

@@ -226,10 +226,7 @@ class PMA_Table {
if (isset($GLOBALS['tbl_is_view']) && $GLOBALS['tbl_is_view']) {
return true;
}
// old MySQL version: no view
if (PMA_MYSQL_INT_VERSION < 50000) {
return false;
}
// This would be the correct way of doing the check but at least in
// MySQL 5.0.33 it's too slow when there are hundreds of databases
// and/or tables (more than 3 minutes for 400 tables)
@@ -296,8 +293,7 @@ class PMA_Table {
$query .= ' ' . $attribute;
}
if (PMA_MYSQL_INT_VERSION >= 40100 && !empty($collation)
&& $collation != 'NULL'
if (!empty($collation) && $collation != 'NULL'
&& preg_match('@^(TINYTEXT|TEXT|MEDIUMTEXT|LONGTEXT|VARCHAR|CHAR|ENUM|SET)$@i', $type)) {
$query .= PMA_generateCharsetQueryPart($collation);
}
@@ -346,7 +342,7 @@ class PMA_Table {
} // end if
} // end if (auto_increment)
}
if (PMA_MYSQL_INT_VERSION >= 40100 && !empty($comment)) {
if (!empty($comment)) {
$query .= " COMMENT '" . PMA_sqlAddslashes($comment) . "'";
}
return $query;
@@ -800,7 +796,7 @@ class PMA_Table {
PMA_query_as_cu($table_query);
unset($table_query);
}
$GLOBALS['sql_query'] .= "\n\n" . $sql_drop_query . ';';
// end if ($move)
} else {
@@ -843,7 +839,7 @@ class PMA_Table {
$where_fields = array('db_name' => $source_db, 'table_name' => $source_table);
$new_fields = array('db_name' => $target_db, 'table_name' => $target_table);
PMA_Table::duplicateInfo('displaywork', 'table_info', $get_fields, $where_fields, $new_fields);
/**
* @todo revise this code when we support cross-db relations

164
sql.php
View File

@@ -283,25 +283,6 @@ if (strlen($db)) {
PMA_DBI_select_db($db);
}
// If the query is a DELETE query with no WHERE clause, get the number of
// rows that will be deleted (mysql_affected_rows will always return 0 in
// this case)
// Note: testing shows that this no longer applies since MySQL 4.0.x
if (PMA_MYSQL_INT_VERSION < 40000) {
if ($is_delete
&& preg_match('@^DELETE([[:space:]].+)?(FROM[[:space:]](.+))$@i', $sql_query, $parts)
&& !preg_match('@[[:space:]]WHERE[[:space:]]@i', $parts[3])) {
$cnt_all_result = @PMA_DBI_try_query('SELECT COUNT(*) as count ' . $parts[2]);
if ($cnt_all_result) {
list($num_rows) = PMA_DBI_fetch_row($cnt_all_result);
PMA_DBI_free_result($cnt_all_result);
} else {
$num_rows = 0;
}
}
}
// E x e c u t e t h e q u e r y
// Only if we didn't ask to see the php code (mikebeck)
@@ -312,7 +293,7 @@ if (isset($GLOBALS['show_as_php']) || !empty($GLOBALS['validatequery'])) {
if (isset($_SESSION['profiling'])) {
PMA_DBI_query('SET PROFILING=1;');
}
// garvin: Measure query time.
// TODO-Item http://sourceforge.net/tracker/index.php?func=detail&aid=571934&group_id=23067&atid=377411
$querytime_before = array_sum(explode(' ', microtime()));
@@ -347,7 +328,7 @@ if (isset($GLOBALS['show_as_php']) || !empty($GLOBALS['validatequery'])) {
if (isset($_SESSION['profiling'])) {
$profiling_results = PMA_DBI_fetch_result('SHOW PROFILE;');
}
// Checks if the current database has changed
// This could happen if the user sends a query like "USE `database`;"
$res = PMA_DBI_query('SELECT DATABASE() AS \'db\';');
@@ -399,122 +380,53 @@ if (isset($GLOBALS['show_as_php']) || !empty($GLOBALS['validatequery'])) {
} else { // n o t " j u s t b r o w s i n g "
if (PMA_MYSQL_INT_VERSION < 40000) {
// add select expression after the SQL_CALC_FOUND_ROWS
// detect this case:
// SELECT DISTINCT x AS foo, y AS bar FROM sometable
// for UNION, just adding SQL_CALC_FOUND_ROWS
// after the first SELECT works.
if (isset($analyzed_sql[0]['queryflags']['distinct'])) {
$count_what = 'DISTINCT ';
$first_expr = true;
foreach ($analyzed_sql[0]['select_expr'] as $part) {
$count_what .= (!$first_expr ? ', ' : '') . $part['expr'];
$first_expr = false;
}
} else {
$count_what = '*';
}
// this one does not apply to VIEWs
$count_query = 'SELECT COUNT(' . $count_what . ') AS count';
}
// add the remaining of select expression if there is
// a GROUP BY or HAVING clause
if (PMA_MYSQL_INT_VERSION < 40000
&& $count_what =='*'
&& (!empty($analyzed_sql[0]['group_by_clause'])
|| !empty($analyzed_sql[0]['having_clause']))) {
$count_query .= ' ,' . $analyzed_sql[0]['select_expr_clause'];
}
if (PMA_MYSQL_INT_VERSION >= 40000) {
// add select expression after the SQL_CALC_FOUND_ROWS
// for UNION, just adding SQL_CALC_FOUND_ROWS
// after the first SELECT works.
// take the left part, could be:
// SELECT
// (SELECT
$count_query = PMA_SQP_formatHtml($parsed_sql, 'query_only', 0, $analyzed_sql[0]['position_of_first_select'] + 1);
$count_query .= ' SQL_CALC_FOUND_ROWS ';
// add everything that was after the first SELECT
$count_query .= PMA_SQP_formatHtml($parsed_sql, 'query_only', $analyzed_sql[0]['position_of_first_select']+1);
// ensure there is no semicolon at the end of the
// count query because we'll probably add
// a LIMIT 1 clause after it
$count_query = rtrim($count_query);
$count_query = rtrim($count_query, ';');
} else { // PMA_MYSQL_INT_VERSION < 40000
if (!empty($analyzed_sql[0]['from_clause'])) {
$count_query .= ' FROM ' . $analyzed_sql[0]['from_clause'];
}
if (!empty($analyzed_sql[0]['where_clause'])) {
$count_query .= ' WHERE ' . $analyzed_sql[0]['where_clause'];
}
if (!empty($analyzed_sql[0]['group_by_clause'])) {
$count_query .= ' GROUP BY ' . $analyzed_sql[0]['group_by_clause'];
}
if (!empty($analyzed_sql[0]['having_clause'])) {
$count_query .= ' HAVING ' . $analyzed_sql[0]['having_clause'];
}
} // end if
// take the left part, could be:
// SELECT
// (SELECT
$count_query = PMA_SQP_formatHtml($parsed_sql, 'query_only', 0, $analyzed_sql[0]['position_of_first_select'] + 1);
$count_query .= ' SQL_CALC_FOUND_ROWS ';
// add everything that was after the first SELECT
$count_query .= PMA_SQP_formatHtml($parsed_sql, 'query_only', $analyzed_sql[0]['position_of_first_select']+1);
// ensure there is no semicolon at the end of the
// count query because we'll probably add
// a LIMIT 1 clause after it
$count_query = rtrim($count_query);
$count_query = rtrim($count_query, ';');
// if using SQL_CALC_FOUND_ROWS, add a LIMIT to avoid
// long delays. Returned count will be complete anyway.
// (but a LIMIT would disrupt results in an UNION)
if (PMA_MYSQL_INT_VERSION >= 40000
&& !isset($analyzed_sql[0]['queryflags']['union'])) {
if (!isset($analyzed_sql[0]['queryflags']['union'])) {
$count_query .= ' LIMIT 1';
}
// run the count query
if (PMA_MYSQL_INT_VERSION < 40000) {
if ($cnt_all_result = PMA_DBI_try_query($count_query)) {
if ($is_group && $count_what == '*') {
$unlim_num_rows = @PMA_DBI_num_rows($cnt_all_result);
} else {
$unlim_num_rows = PMA_DBI_fetch_assoc($cnt_all_result);
$unlim_num_rows = $unlim_num_rows['count'];
}
PMA_DBI_free_result($cnt_all_result);
} else {
if (PMA_DBI_getError()) {
// there are some cases where the generated
// count_query (for MySQL 3) is wrong,
// so we get here.
/**
* @todo use a big unlimited query to get the correct
* number of rows (depending on a config variable?)
*/
$unlim_num_rows = 0;
}
}
} else {
PMA_DBI_try_query($count_query);
// if (mysql_error()) {
// void.
// I tried the case
// (SELECT `User`, `Host`, `Db`, `Select_priv` FROM `db`)
// UNION (SELECT `User`, `Host`, "%" AS "Db",
// `Select_priv`
// FROM `user`) ORDER BY `User`, `Host`, `Db`;
// and although the generated count_query is wrong
// the SELECT FOUND_ROWS() work! (maybe it gets the
// count from the latest query that worked)
//
// another case where the count_query is wrong:
// SELECT COUNT(*), f1 from t1 group by f1
// and you click to sort on count(*)
// }
$cnt_all_result = PMA_DBI_query('SELECT FOUND_ROWS() as count;');
list($unlim_num_rows) = PMA_DBI_fetch_row($cnt_all_result);
@PMA_DBI_free_result($cnt_all_result);
}
PMA_DBI_try_query($count_query);
// if (mysql_error()) {
// void.
// I tried the case
// (SELECT `User`, `Host`, `Db`, `Select_priv` FROM `db`)
// UNION (SELECT `User`, `Host`, "%" AS "Db",
// `Select_priv`
// FROM `user`) ORDER BY `User`, `Host`, `Db`;
// and although the generated count_query is wrong
// the SELECT FOUND_ROWS() work! (maybe it gets the
// count from the latest query that worked)
//
// another case where the count_query is wrong:
// SELECT COUNT(*), f1 from t1 group by f1
// and you click to sort on count(*)
// }
$cnt_all_result = PMA_DBI_query('SELECT FOUND_ROWS() as count;');
list($unlim_num_rows) = PMA_DBI_fetch_row($cnt_all_result);
@PMA_DBI_free_result($cnt_all_result);
} // end else "just browsing"
} else { // not $is_select
@@ -678,7 +590,7 @@ else {
}
// hide edit and delete links for information_schema
if (PMA_MYSQL_INT_VERSION >= 50002 && $db == 'information_schema') {
if ($db == 'information_schema') {
$disp_mode = 'nnnn110111';
}

6
tbl_operations.php
View File

@@ -262,17 +262,13 @@ if (strstr($show_comment, '; InnoDB free') === false) {
</td>
</tr>
<?php
if (PMA_MYSQL_INT_VERSION >= 40100) {
?>
<!-- Table character set -->
<tr><td><?php echo $strCollation; ?></td>
<td><?php echo PMA_generateCharsetDropdownBox(PMA_CSDROPDOWN_COLLATION,
'tbl_collation', null, $tbl_collation, false, 3); ?>
</td>
</tr>
<?php
}
<?php
if ($tbl_type == 'MYISAM' || $tbl_type == 'ISAM') {
?>
<tr>