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changed prestudent_id to uid(tbl_benutzer):

Browse Source 
-campus.tbl_studentbeispiel
	-campus.tbl_studentuebung
This commit is contained in:
Andreas Moik
2016-04-05 16:35:15 +02:00
parent 7cda05f4f9
commit 0963969c5e
1 changed files with 28 additions and 28 deletions
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system/dbupdate_eine_uid.php
+28 -28
View File
@@ -34,11 +34,11 @@ echo '<html>
$all_tables_to_update =
array
(
array("schema" => "bis", "name" => "tbl_bisio"),
array("schema" => "campus", "name" => "tbl_lvgesamtnote"),
array("schema" => "campus", "name" => "tbl_studentbeispiel"),
array("schema" => "campus", "name" => "tbl_studentuebung"),
array("schema" => "campus", "name" => "tbl_legesamtnote"),
array("schema" => "bis", "name" => "tbl_bisio", "from" => "student_uid", "to" => "prestudent_id", "datatype" => "int", "newTarget" => "tbl_prestudent", "newTargetSchema" => "public", "pickDataFrom" => "tbl_student", "pickDataFromCol" => "student_uid"),
array("schema" => "campus", "name" => "tbl_lvgesamtnote", "from" => "student_uid", "to" => "prestudent_id", "datatype" => "int", "newTarget" => "tbl_prestudent", "newTargetSchema" => "public", "pickDataFrom" => "tbl_student", "pickDataFromCol" => "student_uid"),
array("schema" => "campus", "name" => "tbl_studentbeispiel", "from" => "student_uid", "to" => "uid", "datatype" => "varchar(32)", "newTarget" => "tbl_benutzer", "newTargetSchema" => "public", "pickDataFrom" => "tbl_benutzer", "pickDataFromCol" => "uid" ),
array("schema" => "campus", "name" => "tbl_studentuebung", "from" => "student_uid", "to" => "uid", "datatype" => "varchar(32)", "newTarget" => "tbl_benutzer", "newTargetSchema" => "public", "pickDataFrom" => "tbl_benutzer", "pickDataFromCol" => "uid" ),
array("schema" => "campus", "name" => "tbl_legesamtnote", "from" => "student_uid", "to" => "prestudent_id", "datatype" => "int", "newTarget" => "tbl_prestudent", "newTargetSchema" => "public", "pickDataFrom" => "tbl_student", "pickDataFromCol" => "student_uid"),
);
if(!isset($_POST["action"]))
@@ -102,7 +102,6 @@ else if($_POST["action"] == "Starten")
//********************************CREATE ALL VIEWS AGAIN********************************
$create_view_qry = "
CREATE VIEW bis.vw_bisio AS SELECT tbl_prestudentstatus.studiensemester_kurzbz,
tbl_prestudentstatus.status_kurzbz,
@@ -182,16 +181,16 @@ echo '</body></html>';
function describeOneChange($db, $table)
{
if(!$result = @$db->db_query("SELECT prestudent_id FROM ".$table["schema"].".".$table["name"]." LIMIT 1;"))
if(!$result = @$db->db_query('SELECT '.$table["to"].' FROM '.$table["schema"].'.'.$table["name"].' LIMIT 1;'))
{
echo "<div>".$table["schema"].".".$table["name"].": student_uid wird <strong style='color:red;'>gelöscht</strong>!</div>";
echo "<div>".$table["schema"].".".$table["name"].": prestudent_id wird <strong style='color:green;'>eingefügt</strong>!</div>";
echo "<div>".$table["schema"].".".$table["name"].": ".$table["from"]." wird <strong style='color:red;'>gelöscht</strong>!</div>";
echo "<div>".$table["schema"].".".$table["name"].": ".$table["to"]." wird <strong style='color:green;'>eingefügt</strong>!</div>";
}
}
function checkForUpdates($db, $table)
{
if(!$result = @$db->db_query("SELECT prestudent_id FROM ".$table["schema"].".".$table["name"]." LIMIT 1;"))
if(!$result = @$db->db_query('SELECT '.$table["to"].' FROM '.$table["schema"].'.'.$table["name"].' LIMIT 1;'))
{
return true;
}
@@ -201,7 +200,7 @@ function checkForUpdates($db, $table)
function modifyOneTable($db, $table)
{
if(!$result = @$db->db_query("SELECT prestudent_id FROM ".$table["schema"].".".$table["name"]." LIMIT 1;"))
if(!$result = @$db->db_query('SELECT '.$table["to"].' FROM '.$table["schema"].'.'.$table["name"].' LIMIT 1;'))
{
$db->db_query("BEGIN;");
@@ -235,7 +234,7 @@ function modifyOneTable($db, $table)
return;
}
$constraint_add_query = str_replace ( "student_uid" , "prestudent_id" , $def->pg_get_constraintdef );
$constraint_add_query = str_replace ($table["from"], $table["to"], $def->pg_get_constraintdef );
$primary_keys[] = 'ALTER TABLE '.$table["schema"].".".$table["name"].' ADD CONSTRAINT '.$row->indexname.' '.$constraint_add_query;
}
else
@@ -247,7 +246,7 @@ function modifyOneTable($db, $table)
return;
}
$index_add_query = str_replace ( "student_uid" , "prestudent_id" , $row->indexdef );
$index_add_query = str_replace ($table["from"], $table["to"], $row->indexdef );
$indices[] = 'ALTER TABLE '.$table["schema"].".".$table["name"].' ADD CONSTRAINT '.$row->indexname.' '.$index_add_query;
}
}
@@ -255,13 +254,14 @@ function modifyOneTable($db, $table)
//spalte einfuegen
$add_qry = 'ALTER TABLE '.$table["schema"].".".$table["name"].' ADD COLUMN prestudent_id int;
UPDATE '.$table["schema"].".".$table["name"].' SET prestudent_id = (SELECT prestudent_id FROM public.tbl_student WHERE student_uid='.$table["schema"].".".$table["name"].'.student_uid);';
$db->db_query($add_qry);
$alter_update_qry = 'ALTER TABLE '.$table["schema"].'.'.$table["name"].' ADD COLUMN '.$table["to"].' '.$table["datatype"].';
UPDATE '.$table["schema"].".".$table["name"].' SET '.$table["to"].' = (SELECT '.$table["to"].' FROM '.$table["newTargetSchema"].'.'.$table["pickDataFrom"].' WHERE '.$table["pickDataFromCol"].'='.$table["schema"].'.'.$table["name"].'.'.$table["from"].');';
$db->db_query($alter_update_qry);
//constraints: prestudent_id FK, prestudent_id NOT NULL
$constraint_qry = 'ALTER TABLE '.$table["schema"].".".$table["name"].' ALTER COLUMN prestudent_id SET NOT NULL;
ALTER TABLE '.$table["schema"].".".$table["name"].' ADD CONSTRAINT fk_'.$table["name"].'_tbl_prestudent_prestudent_id FOREIGN KEY (prestudent_id) REFERENCES public.tbl_prestudent (prestudent_id);';
//constraints: $TO FK, $TO NOT NULL
$constraint_qry = 'ALTER TABLE '.$table["schema"].".".$table["name"].' ALTER COLUMN '.$table["to"].' SET NOT NULL;
ALTER TABLE '.$table["schema"].".".$table["name"].' ADD CONSTRAINT fk_'.$table["name"].'_'.$table["newTarget"].'_'.$table["to"].' FOREIGN KEY ('.$table["to"].') REFERENCES '.$table["newTargetSchema"].'.'.$table["newTarget"].' ('.$table["to"].');';
if(!$db->db_query($constraint_qry))
{
@@ -269,27 +269,27 @@ function modifyOneTable($db, $table)
}
else
{
echo ' '.$table["schema"].".".$table["name"].': Spalte prestudent_id hinzugefuegt!<br>';
echo ' '.$table["schema"].".".$table["name"].': Spalte student_uid auf prestudent_id geändert!<br>';
echo ' '.$table["schema"].".".$table["name"].': Spalte prestudent_id constraints eingefuegt!<br>';
echo ' '.$table["schema"].".".$table["name"].': Spalte '.$table["to"].' hinzugefuegt!<br>';
echo ' '.$table["schema"].".".$table["name"].': Spalte '.$table["from"].' auf '.$table["to"].' geändert!<br>';
echo ' '.$table["schema"].".".$table["name"].': Spalte '.$table["to"].' constraints eingefuegt!<br>';
//student_uid löschen
$qry = 'ALTER TABLE '.$table["schema"].".".$table["name"].' DROP COLUMN student_uid;';
//FROM löschen
$qry = 'ALTER TABLE '.$table["schema"].".".$table["name"].' DROP COLUMN '.$table["from"].';';
if(!$db->db_query($qry))
{
echo '<strong>'.$table["schema"].".".$table["name"].': '.$db->db_last_error().'</strong><br>';
echo '<strong>'.$table["schema"].".".$table["name"].': ACHTUNG! In diesem Fall sollte prestudent_id ordnungsgemäß eingetragen sein, jedoch student_uid nicht gelöscht worden sein. Das Skript erneut zu starten wird nicht funktionieren!</strong><br>';
echo '<strong>'.$table["schema"].".".$table["name"].': ACHTUNG! In diesem Fall sollte '.$table["to"].' ordnungsgemäß eingetragen sein, jedoch '.$table["from"].' nicht gelöscht worden sein. Das Skript erneut zu starten wird nicht funktionieren!</strong><br>';
}
else
{
echo ' '.$table["schema"].".".$table["name"].': Spalte student_uid gelöscht!<br>';
echo ' '.$table["schema"].".".$table["name"].': Spalte '.$table["from"].' gelöscht!<br>';
foreach( $primary_keys as $pk)
{
if(!$index_drop_result = $db->db_query($pk))
{
echo "<p><span style='color:red;'>ACHTUNG:</span> ADDEN von INDEX ".$row->indexname." fehlgeschlagen(wird übersprungen)</p>";
echo "<p><span style='color:red;'>ACHTUNG:</span> ADDEN von INDEX ".$row->indexname." fehlgeschlagen(wird übersprungen)</p>";
$db->db_query("ROLLBACK;");
return;
}
@@ -298,7 +298,7 @@ function modifyOneTable($db, $table)
{
if(!$index_drop_result = $db->db_query($ind))
{
echo "<p><span style='color:red;'>ACHTUNG:</span> ADDEN von INDEX ".$row->indexname." fehlgeschlagen(wird übersprungen)</p>";
echo "<p><span style='color:red;'>ACHTUNG:</span> ADDEN von INDEX ".$row->indexname." fehlgeschlagen(wird übersprungen)</p>";
$db->db_query("ROLLBACK;");
return;
}