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problems synchronizing when the number of columns is different for the same index name; code cleanup; typos

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This commit is contained in:
Marc Delisle
2009-12-12 15:57:58 +00:00
parent e9777b1261
commit 80aeba75f4
2 changed files with 48 additions and 35 deletions
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67
libraries/server_synchronize.lib.php
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@@ -564,7 +564,7 @@ function PMA_insertIntoTargetTable($matching_table, $src_db, $trg_db, $src_link,
unset($add_column_array[$table_index[0]]);
}
if (isset($add_indexes_array[$table_index[0]]) || isset($remove_indexes_array[$table_index[0]])
||isset($alter_indexes_array[$table_index[0]])) {
|| isset($alter_indexes_array[$table_index[0]])) {
PMA_applyIndexesDiff ($trg_db, $trg_link, $matching_tables, $source_indexes, $target_indexes, $add_indexes_array, $alter_indexes_array,
$remove_indexes_array, $table_index[0], $display);
@@ -1213,7 +1213,7 @@ function PMA_removeColumnsFromTargetTable($trg_db, $trg_link, $matching_tables,
* @param $source_indexes array containing the indexes of the source table
* @param $target_indexes array containing the indexes of the target table
* @param $add_indexes_array array containing the name of the column on which the index is to be added in the target table
* @param $alter_indexes_array array containing the name of the column on which the index is to be altered
* @param $alter_indexes_array array containing the key name which needs to be altered
* @param $remove_indexes_array array containing the key name of the index which is to be removed from the target table
* @param $table_counter number of the matching table
*/
@@ -1223,45 +1223,47 @@ function PMA_indexesDiffInTables($src_db, $trg_db, $src_link, $trg_link, $matchi
//Gets indexes information for source and target table
$source_indexes[$table_counter] = PMA_DBI_get_table_indexes($src_db, $matching_tables[$table_counter],$src_link);
$target_indexes[$table_counter] = PMA_DBI_get_table_indexes($trg_db, $matching_tables[$table_counter],$trg_link);
for ($a = 0; $a<sizeof($source_indexes[$table_counter]); $a++)
for ($a = 0; $a < sizeof($source_indexes[$table_counter]); $a++)
{
$found = false;
$z = 0;
//Compares key name and non_unique characteristic of source indexes with target indexes
/*
* @todo compare the length of each sub part
*/
while (($z <= sizeof($target_indexes[$table_counter])) && ($found == false))
{
if($source_indexes[$table_counter][$a]['Column_name'] == $target_indexes[$table_counter][$z]['Column_name']) {
if (isset($source_indexes[$table_counter][$a]) && isset($target_indexes[$table_counter][$z]) && $source_indexes[$table_counter][$a]['Key_name'] == $target_indexes[$table_counter][$z]['Key_name']) {
$found = true;
if(($source_indexes[$table_counter][$a]['Key_name'] != $target_indexes[$table_counter][$z]['Key_name']) || ($source_indexes[$table_counter][$a]['Non_unique'] != $target_indexes[$table_counter][$z]['Non_unique'])) {
if(!(($source_indexes[$table_counter][$a]['Key_name']== "PRIMARY") || ($target_indexes[$table_counter][$z]['Key_name']== 'PRIMARY'))) {
$alter_indexes_array[$table_counter][] = $source_indexes[$table_counter][$a]['Column_name'];
$alter_indexes_array[$table_counter][] = $target_indexes[$table_counter][$z]['Key_name'];
if (($source_indexes[$table_counter][$a]['Column_name'] != $target_indexes[$table_counter][$z]['Column_name']) || ($source_indexes[$table_counter][$a]['Non_unique'] != $target_indexes[$table_counter][$z]['Non_unique'])) {
if (! (($source_indexes[$table_counter][$a]['Key_name'] == "PRIMARY") || ($target_indexes[$table_counter][$z]['Key_name'] == 'PRIMARY'))) {
$alter_indexes_array[$table_counter][] = $source_indexes[$table_counter][$a]['Key_name'];
}
}
}
$z++;
}
if ($found === false) {
if(!($source_indexes[$table_counter][$a]['Key_name'] == 'PRIMARY')) {
if(! ($source_indexes[$table_counter][$a]['Key_name'] == 'PRIMARY')) {
$add_indexes_array [$table_counter][] = $source_indexes[$table_counter][$a]['Column_name'];
}
}
}
//Finds indexes that are made on target table but not on source table
for ($b = 0; $b<sizeof($target_indexes[$table_counter]); $b++)
//Finds indexes that exist on target table but not on source table
for ($b = 0; $b < sizeof($target_indexes[$table_counter]); $b++)
{
$found = false;
$c = 0;
while (($c <= sizeof($source_indexes[$table_counter])) && ($found == false))
{
if($target_indexes[$table_counter][$b]['Column_name'] == $source_indexes[$table_counter][$c]['Column_name']) {
if ($target_indexes[$table_counter][$b]['Column_name'] == $source_indexes[$table_counter][$c]['Column_name']) {
$found = true;
}
$c++;
}
if ($found === false) {
$remove_indexes_array [$table_counter][] = $target_indexes[$table_counter][$b]['Key_name'];
$remove_indexes_array[$table_counter][] = $target_indexes[$table_counter][$b]['Key_name'];
}
}
}
@@ -1308,29 +1310,36 @@ function PMA_applyIndexesDiff ($trg_db, $trg_link, $matching_tables, $source_ind
}
}
//Alter indexes of target table
if(isset($alter_indexes_array[$table_counter])) {
$query = "ALTER TABLE " . PMA_backquote($trg_db) . "." . PMA_backquote($matching_tables[$table_counter]) . " DROP INDEX " ;
for ($a = 0; $a < sizeof($source_indexes[$table_counter]); $a++)
{
if(isset($alter_indexes_array[$table_counter][$a])) {
$query .= $alter_indexes_array[$table_counter][$a+1] . " , ADD ";
for ($z = 0; $z < sizeof($source_indexes[$table_counter]); $z++)
{
if($source_indexes[$table_counter][$z]['Column_name'] == $alter_indexes_array[$table_counter][$a]) {
if (isset($alter_indexes_array[$table_counter])) {
$query = "ALTER TABLE " . PMA_backquote($trg_db) . "." . PMA_backquote($matching_tables[$table_counter]);
for ($a = 0; $a < sizeof($alter_indexes_array[$table_counter]); $a++) {
if (isset($alter_indexes_array[$table_counter][$a])) {
$query .= ' DROP INDEX ' . PMA_backquote($alter_indexes_array[$table_counter][$a]) . " , ADD ";
$got_first_index_column = false;
for ($z = 0; $z < sizeof($source_indexes[$table_counter]); $z++) {
if ($source_indexes[$table_counter][$z]['Key_name'] == $alter_indexes_array[$table_counter][$a]) {
if (! $got_first_index_column) {
if ($source_indexes[$table_counter][$z]['Non_unique'] == '0') {
$query .= " UNIQUE ";
}
$query .= " INDEX " .$source_indexes[$table_counter][$z]['Key_name'] . " (" . $alter_indexes_array[$table_counter][$a] . " );";
$query .= " INDEX " . PMA_backquote($source_indexes[$table_counter][$z]['Key_name']) . " (" . PMA_backquote($source_indexes[$table_counter][$z]['Column_name']);
$got_first_index_column = true;
} else {
// another column for this index
$query .= ', ' . PMA_backquote($source_indexes[$table_counter][$z]['Column_name']);
}
}
}
$query .= " )";
}
}
if ($display == true) {
echo '<p>'.$query.'</p>';
echo '<p>' . $query . '</p>';
}
PMA_DBI_try_query($query, $trg_link, 0);
}
}
}
}
}
//Removes indexes from targe table
//Removes indexes from target table
if(isset($remove_indexes_array[$table_counter])) {
$drop_index_query = "ALTER TABLE " . PMA_backquote($trg_db) . "." . PMA_backquote($matching_tables[$table_counter]);
for ($a = 0; $a < sizeof($target_indexes[$table_counter]); $a++)

8
server_synchronize.php
View File

@@ -203,7 +203,7 @@ if ((isset($_REQUEST['submit_connect']))) {
$target_columns, $alter_str_array, $add_column_array, $uncommon_columns, $criteria, $target_tables_keys, $i);
PMA_indexesDiffInTables($src_db, $trg_db, $src_link, $trg_link, $matching_tables, $source_indexes, $target_indexes,
$add_indexes_array, $alter_indexes_array,$remove_indexes_array, $i);
$add_indexes_array, $alter_indexes_array, $remove_indexes_array, $i);
}
for($j = 0; $j < sizeof($source_tables_uncommon); $j++) {
@@ -321,7 +321,7 @@ if ((isset($_REQUEST['submit_connect']))) {
<td align="center">';
/**
* Calculating the number of alter columns, number of columns to be added, number of columns to be removed,
* number of index to added and renmoved.
* number of index to be added and removed.
*/
$num_alter_cols = 0;
$num_insert_cols = 0;
@@ -344,6 +344,10 @@ if ((isset($_REQUEST['submit_connect']))) {
if (isset($remove_indexes_array[$i])) {
$num_remove_index = sizeof($remove_indexes_array[$i]);
}
if (isset($alter_indexes_array[$i])) {
$num_add_index += sizeof($alter_indexes_array[$i]);
$num_remove_index += sizeof($alter_indexes_array[$i]);
}
/**
* Display the red button of structure synchronization if there exists any structure difference or index difference.
*/