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bug 965026 GROUP_CONCAT, previous commit was wrong

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This commit is contained in:
Marc Delisle
2004-07-29 16:48:08 +00:00
parent 54e5e1c649
commit 189dd358d2
2 changed files with 62 additions and 18 deletions
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3
libraries/sqlparser.data.php
View File

@@ -78,6 +78,7 @@ $PMA_SQPdata_function_name = array (
'FROM_UNIXTIME',
'GET_LOCK',
'GREATEST',
'GROUP_CONCAT',
'GROUP_UNIQUE_USERS',
'HEX',
'IFNULL',
@@ -168,7 +169,7 @@ $PMA_SQPdata_function_name = array (
'YEARWEEK'
);
//$PMA_SQPdata_function_name_cnt = count($PMA_SQPdata_function_name);
$PMA_SQPdata_function_name_cnt = 151;
$PMA_SQPdata_function_name_cnt = 152;
$PMA_SQPdata_column_attrib = array (
'AUTO_INCREMENT',

77
libraries/sqlparser.lib.php
View File

@@ -712,6 +712,9 @@ if ($is_minimum_common == FALSE) {
// so we track wether we are in the EXTRACT()
$in_extract = FALSE;
// for GROUP_CONCAT( ... )
$in_group_concat = FALSE;
/* Description of analyzer results
*
* lem9: db, table, column, alias
@@ -843,7 +846,7 @@ if ($is_minimum_common == FALSE) {
// loop #1 for each token: select_expr, table_ref for SELECT
for ($i = 0; $i < $size; $i++) {
//echo "trace <b>" . $arr[$i]['data'] . "</b> (" . $arr[$i]['type'] . ")<br />";
//DEBUG echo "trace loop1 <b>" . $arr[$i]['data'] . "</b> (" . $arr[$i]['type'] . ")<br />";
// High speed seek for locating the end of the current query
if ($seek_queryend == TRUE) {
@@ -867,6 +870,9 @@ if ($is_minimum_common == FALSE) {
if ($in_extract) {
$number_of_brackets_in_extract++;
}
if ($in_group_concat) {
$number_of_brackets_in_group_concat++;
}
}
// ==============================================================
if ($arr[$i]['type'] == 'punct_bracket_close_round') {
@@ -876,6 +882,12 @@ if ($is_minimum_common == FALSE) {
$in_extract = FALSE;
}
}
if ($in_group_concat) {
$number_of_brackets_in_group_concat--;
if ($number_of_brackets_in_group_concat == 0) {
$in_group_concat = FALSE;
}
}
}
// ==============================================================
if ($arr[$i]['type'] == 'alpha_functionName') {
@@ -884,6 +896,10 @@ if ($is_minimum_common == FALSE) {
$in_extract = TRUE;
$number_of_brackets_in_extract = 0;
}
if ($upper_data =='GROUP_CONCAT') {
$in_group_concat = TRUE;
$number_of_brackets_in_group_concat = 0;
}
}
// ==============================================================
@@ -946,7 +962,7 @@ if ($is_minimum_common == FALSE) {
break;
} // end switch
if ($subresult['querytype'] == 'SELECT') {
if ($subresult['querytype'] == 'SELECT' && !$in_group_concat) {
if (!$seen_from) {
if ($previous_was_identifier && isset($chain)) {
// found alias for this select_expr, save it
@@ -1153,11 +1169,17 @@ if ($is_minimum_common == FALSE) {
// if this is the last token, it implies that we have
// seen the end of table references
// Check for the end of table references
//
// Note: if we are analyzing a GROUP_CONCAT clause,
// we might find a word that seems to indicate that
// we have found the end of table refs (like ORDER)
// but it's a modifier of the GROUP_CONCAT so
// it's not the real end of table refs
if (($i == $size-1)
|| ($arr[$i]['type'] == 'alpha_reservedWord'
&& !$in_group_concat
&& PMA_STR_binarySearchInArr($upper_data, $words_ending_table_ref, $words_ending_table_ref_cnt))) {
$seen_end_of_table_ref = TRUE;
// to be able to save the last table ref, but do not
// set it true if we found a word like "ON" that has
// already set it to false
@@ -1180,22 +1202,22 @@ if ($is_minimum_common == FALSE) {
/*
if (isset($current_select_expr)) {
for ($trace=0; $trace<=$current_select_expr; $trace++) {
echo "<br />";
reset ($subresult['select_expr'][$trace]);
while (list ($key, $val) = each ($subresult['select_expr'][$trace]))
echo "sel expr $trace $key => $val<br />\n";
}
echo "<br />";
reset ($subresult['select_expr'][$trace]);
while (list ($key, $val) = each ($subresult['select_expr'][$trace]))
echo "sel expr $trace $key => $val<br />\n";
}
}
if (isset($current_table_ref)) {
echo "current_table_ref = " . $current_table_ref . "<br>";
for ($trace=0; $trace<=$current_table_ref; $trace++) {
echo "<br />";
reset ($subresult['table_ref'][$trace]);
while (list ($key, $val) = each ($subresult['table_ref'][$trace]))
echo "table ref $trace $key => $val<br />\n";
}
echo "<br />";
reset ($subresult['table_ref'][$trace]);
while (list ($key, $val) = each ($subresult['table_ref'][$trace]))
echo "table ref $trace $key => $val<br />\n";
}
}
*/
// -------------------------------------------------------
@@ -1219,6 +1241,7 @@ if ($is_minimum_common == FALSE) {
$in_select_expr = FALSE; // true when we are into the select expr clause
$in_where = FALSE; // true when we are into the WHERE clause
$in_from = FALSE;
$in_group_concat = FALSE;
for ($i = 0; $i < $size; $i++) {
//DEBUG echo "trace loop2 <b>" . $arr[$i]['data'] . "</b> (" . $arr[$i]['type'] . ")<br />";
@@ -1266,7 +1289,7 @@ if ($is_minimum_common == FALSE) {
$in_select_expr = TRUE;
$select_expr_clause = '';
}
if ($upper_data == 'DISTINCT') {
if ($upper_data == 'DISTINCT' && !$in_group_concat) {
$subresult['queryflags']['distinct'] = 1;
}
@@ -1297,7 +1320,7 @@ if ($is_minimum_common == FALSE) {
$in_select_expr = FALSE;
$in_from = FALSE;
}
if ($upper_data == 'ORDER') {
if ($upper_data == 'ORDER' && !$in_group_concat) {
$seen_order = TRUE;
$seen_group = FALSE;
$in_having = FALSE;
@@ -1357,10 +1380,31 @@ if ($is_minimum_common == FALSE) {
// do not add a blank after a function name
// TODO: can we combine loop 2 and loop 1?
// some code is repeated here...
$sep=' ';
if ($arr[$i]['type'] == 'alpha_functionName') {
$sep='';
$upper_data = strtoupper($arr[$i]['data']);
if ($upper_data =='GROUP_CONCAT') {
$in_group_concat = TRUE;
$number_of_brackets_in_group_concat = 0;
}
}
if ($arr[$i]['type'] == 'punct_bracket_open_round') {
if ($in_group_concat) {
$number_of_brackets_in_group_concat++;
}
}
if ($arr[$i]['type'] == 'punct_bracket_close_round') {
if ($in_group_concat) {
$number_of_brackets_in_group_concat--;
if ($number_of_brackets_in_group_concat == 0) {
$in_group_concat = FALSE;
}
}
}
if ($in_select_expr && $upper_data != 'SELECT' && $upper_data != 'DISTINCT') {
@@ -1558,7 +1602,6 @@ if ($is_minimum_common == FALSE) {
$subresult['position_of_first_select'] = $position_of_first_select;
}
// They are naughty and didn't have a trailing semi-colon,
// then still handle it properly
if ($subresult['querytype'] != '') {