From 5480cf28bc1ac6c26725cf7796d61c859ea20157 Mon Sep 17 00:00:00 2001
From: "Dr. Martin Goik" <goik@hdm-stuttgart.de>
Date: Sun, 24 Feb 2019 11:42:12 +0100
Subject: [PATCH] Transition to Postgresql
---
Doc/Sda1/prerequisites.xml | 254 ++++--------------
Klausuren/Sda1/2018Winter/Exam/.gitignore | 49 +---
.../Sda1/2018Winter/Exam/Schema/schema.sql | 2 +-
Klausuren/Sda1/2018Winter/Exam/pom.xml | 6 +-
.../de/hdm_stuttgart/mi/sda1/Book2Rdbms.java | 2 +-
.../hdm_stuttgart/mi/sda1}/Driver.java | 5 +-
Klausuren/Sda1/2018Winter/Solve/Doc/exam.xml | 8 +-
.../Sda1/2018Winter/Solve/Schema/schema.sql | 38 ++-
Klausuren/Sda1/2018Winter/Solve/pom.xml | 6 +-
.../de/hdm_stuttgart/mi/sda1/Book2Rdbms.java | 3 +-
.../hdm_stuttgart/mi/sda1}/Driver.java | 2 +-
11 files changed, 84 insertions(+), 291 deletions(-)
rename Klausuren/Sda1/2018Winter/Exam/src/main/java/{ => de/hdm_stuttgart/mi/sda1}/Driver.java (77%)
rename Klausuren/Sda1/2018Winter/Solve/src/main/java/{ => de/hdm_stuttgart/mi/sda1}/Driver.java (79%)
diff --git a/Doc/Sda1/prerequisites.xml b/Doc/Sda1/prerequisites.xml
index 90e62ad93..8908ad097 100644
--- a/Doc/Sda1/prerequisites.xml
+++ b/Doc/Sda1/prerequisites.xml
@@ -144,8 +144,8 @@
<itemizedlist>
<listitem>
- <para><link linkend="sda1_sect_setupMysql">Mysql database
- server</link></para>
+ <para><link linkend="sda1_sect_setupPostgresql">Postgresql
+ database server</link></para>
</listitem>
<listitem>
@@ -185,7 +185,7 @@
xlink:href="https://www.postgresql.org">Postgresql</productname>
database components</title>
- <figure xml:id="sda1_fig_installPostgresql">
+ <figure xml:id="sda1_fig_postgresqlInstall">
<title>Installing <xref linkend="glo_Soft_Postgresql"/></title>
<para>Installation references:</para>
@@ -205,145 +205,44 @@
</listitem>
</itemizedlist>
</figure>
- </section>
-
- <section xml:id="sda1_sect_setupMysql">
- <title><productname
- xlink:href="https://www.mysql.com">Mysql</productname> Database
- components</title>
-
- <figure xml:id="sda1_fig_installMysql">
- <title>Installing <xref linkend="glo_Soft_Mysql"/></title>
-
- <screen>root@goiki:~# aptitude -y install mysql-server
-The following NEW packages will be installed:
- libdbd-mysql-perl{a} libdbi-perl{a} libnet-daemon-perl{a} libplrpc-perl{a}
- mysql-client-5.5{a} mysql-server-5.5
-0 packages upgraded, 6 newly installed, 0 to remove and 0 not upgraded.
-...</screen>
- </figure>
-
- <para>During the installation you will be asked for the <productname
- xlink:href="https://www.mysql.com">Mysql</productname> servers
- <quote>root</quote> (Administrator) password:</para>
-
- <figure xml:id="sda1_fig_installMysqlSetRootPw">
- <title>Setting database root password</title>
-
- <screen> ┌────────────────┤ Configuring mysql-server-5.5 ├─────────────────â”
- │ While not mandatory, it is highly recommended that you │
- │ set a password for the MySQL administrative "root" user. │
- │ │
- │ If this field is left blank, the password will not be changed. │
- │ │
- │ New password for the MySQL "root" user: │
- │ │
- │ ********_______________________________________________________ │
- │ │
- │ <Ok> │
- └─────────────────────────────────────────────────────────────────┘
-</screen>
- </figure>
- <para>This has to be entered twice. Keep a <emphasis
- role="bold">permanent</emphasis> record of this entry. Alternatively set
- a bookmark to <uri
- xlink:href="https://help.ubuntu.com/community/MysqlPasswordReset">https://help.ubuntu.com/community/MysqlPasswordReset</uri>
- for later reference *** and don't blame me! ***.</para>
+ <figure xml:id="sda1_fig_postgresqlInstallUserPW">
+ <title>Configure <xref linkend="glo_Soft_Postgresql"/></title>
- <para>At this point we should be able to connect to our newly installed
- Server. We create a database <quote>hdm</quote> to be used for our
- exercises:</para>
+ <screen>useradd -r -s /usr/sbin/nologin hdmuser <co
+ linkends="sda1_fig_postgresqlInstallUserPW-1"
+ xml:id="sda1_fig_postgresqlInstallUserPW-1-co"/>
- <figure xml:id="sda1_fig_installMysqlConnectToDb">
- <title>Connect to database</title>
+su - postgres -c "PGPASSWORD=XYZ createdb --owner hdmuser hdm" <co
+ linkends="sda1_fig_postgresqlInstallUserPW-2"
+ xml:id="sda1_fig_postgresqlInstallUserPW-2-co"/>
- <screen>goik@hopc ~> mysql -u root -p
-Enter password:
-
-... messages omitted for brevity ...
-
-mysql> <emphasis role="bold">create database hdm CHARACTER SET utf8 DEFAULT COLLATE utf8_general_ci;</emphasis> <co
- linkends="sda1_prereq_screen_mysqlCreateDatabase-1"
- xml:id="sda1_prereq_screen_mysqlCreateDatabase-1-co"/>
-Query OK, 1 row affected (0.00 sec)</screen>
- </figure>
-
- <calloutlist role="slideExclude">
- <callout arearefs="sda1_prereq_screen_mysqlCreateDatabase-1-co"
- xml:id="sda1_prereq_screen_mysqlCreateDatabase-1">
- <para>This parameter setting mitigates key limitations, <link
- xlink:href="https://stackoverflow.com/questions/20014106/how-to-create-this-table-1071-specified-key-was-too-long-max-key-length-is/42497309#answer-49233800">see
- detailed explanation</link>.</para>
- </callout>
- </calloutlist>
-
- <para>Following <uri
- xlink:href="https://dev.mysql.com/doc/refman/5.5/en/adding-users.html">https://dev.mysql.com/doc/refman/5.5/en/adding-users.html</uri>
- we add <code>hdmuser</code> as a new user and grant full access to the
- newly created database <code>hdm</code>:</para>
-
- <figure xml:id="sda1_fig_installMysqlGrants">
- <title>New user and privileges</title>
-
- <screen>mysql> <emphasis role="bold">CREATE USER '<emphasis
- role="red">hdmuser</emphasis>'@'localhost' IDENTIFIED BY '<emphasis
- role="red">XYZ</emphasis>';</emphasis> <co
- linkends="sda1_fig_installMysqlGrants-1"
- xml:id="sda1_fig_installMysqlGrants-1-co"/>
-mysql> <emphasis role="bold">use</emphasis> <emphasis role="red">hdm</emphasis>; <co
- linkends="sda1_fig_installMysqlGrants-2"
- xml:id="sda1_fig_installMysqlGrants-2-co"/>
-mysql> <emphasis role="bold">GRANT ALL PRIVILEGES ON *.* TO 'hdmuser'@'localhost' WITH GRANT OPTION;</emphasis> <co
- linkends="sda1_fig_installMysqlGrants-3"
- xml:id="sda1_fig_installMysqlGrants-3-co"/>
-mysql> <emphasis role="bold">FLUSH PRIVILEGES;</emphasis> <co
- linkends="sda1_fig_installMysqlGrants-4"
- xml:id="sda1_fig_installMysqlGrants-4-co"/>
-mysql> exit;</screen>
+PGPASSWORD=XYZ psql -h localhost --username=hdmuser -d hdm <co
+ linkends="sda1_fig_postgresqlInstallUserPW-3"
+ xml:id="sda1_fig_postgresqlInstallUserPW-3-co"/></screen>
<calloutlist role="slideExclude">
- <callout arearefs="sda1_fig_installMysqlGrants-1-co"
- xml:id="sda1_fig_installMysqlGrants-1">
- <para>Create a new user <emphasis role="red">hdmuser</emphasis>
- setting his password to <emphasis role="red">XYZ</emphasis>. The
- localhost address will prevent external network access: The server
- will only listen for connections originating from your local
- machine.</para>
+ <callout arearefs="sda1_fig_postgresqlInstallUserPW-1-co"
+ xml:id="sda1_fig_postgresqlInstallUserPW-1">
+ <para>Create a system user <code>hdmuser</code> at OS level. For
+ security reasons no system level access rights are being granted
+ to this account.</para>
</callout>
- <callout arearefs="sda1_fig_installMysqlGrants-2-co"
- xml:id="sda1_fig_installMysqlGrants-2">
- <para>Switch to database <emphasis
- role="red">hdm</emphasis>.</para>
+ <callout arearefs="sda1_fig_postgresqlInstallUserPW-2-co"
+ xml:id="sda1_fig_postgresqlInstallUserPW-2">
+ <para>Create a database <code>hdm</code> with ownership
+ <code>hdmuser</code> using password <code>XYZ</code> on behalf of
+ user <code>postgres</code>.</para>
</callout>
- <callout arearefs="sda1_fig_installMysqlGrants-3-co"
- xml:id="sda1_fig_installMysqlGrants-3">
- <para>Grant all privileges within <code>hdm</code> database to
- <code>hdmuser</code>.</para>
- </callout>
-
- <callout arearefs="sda1_fig_installMysqlGrants-4-co"
- xml:id="sda1_fig_installMysqlGrants-4">
- <para>Make grants permanent.</para>
+ <callout arearefs="sda1_fig_postgresqlInstallUserPW-3-co"
+ xml:id="sda1_fig_postgresqlInstallUserPW-3">
+ <para>Connect to database <code>hdm</code> as user
+ <code>hdmuser</code> using password <code>XYZ</code>.</para>
</callout>
</calloutlist>
</figure>
-
- <para>You may want to test your configuration:</para>
-
- <figure xml:id="sda1_fig_installMysqlConectHdmuser">
- <title>Testing <code>hdmuser</code> access</title>
-
- <screen>goik@hopc ~> mysql --user=hdmuser --password=XYZ
-
-... messages omitted for brevity ...
-
-mysql> use hdm;show tables;
-Database changed
-Empty set (0,00 sec)</screen>
- </figure>
</section>
<section xml:id="sda1SqlClient">
@@ -352,7 +251,8 @@ Empty set (0,00 sec)</screen>
<para>Since we are dealing with <xref linkend="glo_Java"/> a <trademark
xlink:href="https://en.wikipedia.org/wiki/Java_Database_Connectivity">JDBC</trademark>
a corresponding driver is needed to connecting applications to our
- <productname xlink:href="https://www.mysql.com">Mysql</productname>
+ <productname
+ xlink:href="https://www.postgresql.org">Postgresql</productname>
server:</para>
<figure xml:id="sda1_fig_mysqlDriverByAptitude">
@@ -360,26 +260,27 @@ Empty set (0,00 sec)</screen>
<command
xlink:href="https://linux.die.net/man/8/aptitude">aptitude</command>.</title>
- <screen>#> <link xlink:href="https://linux.die.net/man/8/aptitude">aptitude</link> install libmysql-java</screen>
+ <screen>#> apt-get install libpostgresql-jdbc-java</screen>
- <screen>#> cd /usr/share/java
-#> ls -al <emphasis role="red">mysql</emphasis>*
--rw-r--r-- 1 ... 2011 <emphasis role="red">mysql-connector-java-5.1.16.jar</emphasis>
-lrwxrwxrwx 1 ... 2011 <emphasis role="red">mysql-connector-java.jar</emphasis> -> mysql-connector-java-5.1.16.jar
-lrwxrwxrwx 1 ... 2011 <emphasis role="red">mysql.jar</emphasis> -> mysql-connector-java.jar</screen>
+ <para>This provides:</para>
+
+ <screen># dpkg -L libpostgresql-jdbc-java
+/usr/share/java/postgresql.jar
+/usr/share/java/postgresql-jdbc4.jar
+...</screen>
</figure>
<para>A second approach works by adding the following dependency to your
Maven project:</para>
<figure xml:id="sda1_fig_mysqlDriverByMaven">
- <title>Installing <xref linkend="glo_Soft_Mysql"/> driver using <xref
- linkend="glo_Maven"/>.</title>
+ <title>Installing <xref linkend="glo_Soft_Postgresql"/> driver using
+ <xref linkend="glo_Maven"/>.</title>
<programlisting language="xml"><dependency>
- <groupId>mysql</groupId>
- <artifactId><emphasis role="red">mysql-connector-java</emphasis></artifactId>
- <version><emphasis role="red">8.0.12</emphasis></version>
+ <groupId>postgresql</groupId>
+ <artifactId>postgresql</artifactId>
+ <version>9.1-901-1.jdbc4</version>
</dependency></programlisting>
<screen>#> mvn compile
@@ -395,76 +296,11 @@ lrwxrwxrwx 1 ... 2011 <emphasis role="red">mysql.jar</emphasis> -> mysql-conn
<title><xref linkend="glo_Soft_IntellijIDEA"/> <xref
linkend="glo_Soft_Mysql"/> driver configuration</title>
- <para>Configuration and usage of <xref linkend="glo_Soft_Mysql"/> is
- being described in detail at <uri
- xlink:href="https://www.jetbrains.com/help/idea/connecting-to-a-database.html#mysql">https://www.jetbrains.com/help/idea/connecting-to-a-database.html#mysql</uri>.</para>
+ <para>Configuration and usage of <xref
+ linkend="glo_Soft_Postgresql"/> is being described in detail at <uri
+ xlink:href="https://www.jetbrains.com/help/idea/connecting-to-a-database.html#connect-to-postgresql-database">https://www.jetbrains.com/help/idea/connecting-to-a-database.html#mysql</uri>.</para>
</figure>
</section>
-
- <section xml:id="sda1ConfigOracleSqldevelop">
- <title>Configuring <productname
- xlink:href="http://www.oracle.com/technetwork/developer-tools/sql-developer">Oracle
- SQL Developer</productname>.</title>
-
- <figure xml:id="sda1_fig_mysqlSqldeveloperDriverConfig">
- <title><productname>Sqldeveloper</productname> <xref
- linkend="glo_Soft_Mysql"/> driver configuration</title>
-
- <mediaobject>
- <imageobjectco>
- <areaspec otherunits="imagemap" units="other">
- <area coords="40,349,180,379"
- linkends="sda1_fig_mysqlSqldeveloperDriverConfig-1"
- xml:id="__area-6xwfe4"/>
-
- <area coords="190,77,437,106"
- linkends="sda1_fig_mysqlSqldeveloperDriverConfig-2"
- xml:id="__area-yfm3td"/>
- </areaspec>
-
- <imageobject>
- <imagedata fileref="Ref/Fig/sqldevelopAddMysqlJdbc.png.marked.svg"/>
- </imageobject>
-
- <calloutlist role="slideExclude">
- <callout arearefs="__area-6xwfe4"
- xml:id="sda1_fig_mysqlSqldeveloperDriverConfig-1">
- <para>Select <option>Database</option> -> <option>Third
- Party JDBC Drivers</option>.</para>
- </callout>
-
- <callout arearefs="__area-yfm3td"
- xml:id="sda1_fig_mysqlSqldeveloperDriverConfig-2">
- <para>Using <orgname>MySQL or other database server products
- requires configuration of a related</orgname> <xref
- linkend="glo_JDBC"/> connector via <guimenu>Tools</guimenu>
- --> <guisubmenu>Preferences</guisubmenu> choosing from
- <guisubmenu>Database</guisubmenu> --> <guisubmenu>Third
- Party JDBC Drivers</guisubmenu>. The MI/Ubuntu systems
- already provide a driver instance at
- <filename>/usr/share/java/mysql-connector-java.jar</filename>.
- You may however use external downloads as well.</para>
- </callout>
- </calloutlist>
- </imageobjectco>
- </mediaobject>
- </figure>
-
- <figure xml:id="sda1_fig_mysqlSqldeveloperConnectionConfig">
- <title><productname>Sqldeveloper</productname> <xref
- linkend="glo_Soft_Mysql"/> connection configuration</title>
-
- <mediaobject>
- <imageobject>
- <imagedata fileref="Ref/Fig/sqldevelopChooseMysqlpng.png"/>
- </imageobject>
- </mediaobject>
- </figure>
-
- <para>In case of trouble you may want to consult <quote
- xlink:href="http://rpbouman.blogspot.de/2007/01/oracle-sql-developer-11-supports-mysql.html">Oracle
- SQL Developer 1.1 Supports MySQL</quote> for further details.</para>
- </section>
</section>
</section>
diff --git a/Klausuren/Sda1/2018Winter/Exam/.gitignore b/Klausuren/Sda1/2018Winter/Exam/.gitignore
index 9b36bc511..b9badad8b 100644
--- a/Klausuren/Sda1/2018Winter/Exam/.gitignore
+++ b/Klausuren/Sda1/2018Winter/Exam/.gitignore
@@ -1,3 +1,5 @@
+.idea
+*.iml
/target/
/.settings/
.classpath
@@ -5,50 +7,3 @@
dependency-reduced-pom.xml
*.log
-# Covers JetBrains IDEs: IntelliJ, RubyMine, PhpStorm, AppCode, PyCharm, CLion, Android Studio and Webstorm
-# Reference: https://intellij-support.jetbrains.com/hc/en-us/articles/206544839
-
-# User-specific stuff:
-.idea/**/workspace.xml
-.idea/**/tasks.xml
-.idea/dictionaries
-
-# Sensitive or high-churn files:
-.idea/**/dataSources/
-.idea/**/dataSources.ids
-.idea/**/dataSources.xml
-.idea/**/dataSources.local.xml
-.idea/**/sqlDataSources.xml
-.idea/**/dynamic.xml
-.idea/**/uiDesigner.xml
-
-# Gradle:
-.idea/**/gradle.xml
-.idea/**/libraries
-
-# CMake
-cmake-build-debug/
-
-# Mongo Explorer plugin:
-.idea/**/mongoSettings.xml
-
-*.iws
-
-
-# IntelliJ
-out/
-
-# mpeltonen/sbt-idea plugin
-.idea_modules/
-
-# JIRA plugin
-atlassian-ide-plugin.xml
-
-# Cursive Clojure plugin
-.idea/replstate.xml
-
-# Crashlytics plugin (for Android Studio and IntelliJ)
-com_crashlytics_export_strings.xml
-crashlytics.properties
-crashlytics-build.properties
-fabric.properties
diff --git a/Klausuren/Sda1/2018Winter/Exam/Schema/schema.sql b/Klausuren/Sda1/2018Winter/Exam/Schema/schema.sql
index 6d356e353..fc0b21311 100644
--- a/Klausuren/Sda1/2018Winter/Exam/Schema/schema.sql
+++ b/Klausuren/Sda1/2018Winter/Exam/Schema/schema.sql
@@ -15,7 +15,7 @@ INSERT INTO Para VALUES (
INSERT INTO Section VALUES ('valid', 'Valid documents', 'categories', NULL, 4);
-INSERT INTO Para VALUES ('valid', 'Valid documents require a schema.', NULL, 5);
+INSERT INTO Para VALUES ('valid', 'Valid documents require a schema.', 'changed', 5);
INSERT INTO Para VALUES ('valid', 'Common standards are DTD, XML Schema and Relax-NG.',NULL, 6);
INSERT INTO Section VALUES ('api', 'Available APIs', NULL, 'deleted', 7);
diff --git a/Klausuren/Sda1/2018Winter/Exam/pom.xml b/Klausuren/Sda1/2018Winter/Exam/pom.xml
index b5641d291..9799537cc 100644
--- a/Klausuren/Sda1/2018Winter/Exam/pom.xml
+++ b/Klausuren/Sda1/2018Winter/Exam/pom.xml
@@ -56,9 +56,9 @@
</dependency>
<dependency>
- <groupId>mysql</groupId>
- <artifactId>mysql-connector-java</artifactId>
- <version>6.0.6</version>
+ <groupId>postgresql</groupId>
+ <artifactId>postgresql</artifactId>
+ <version>9.1-901-1.jdbc4</version>
</dependency>
<dependency>
diff --git a/Klausuren/Sda1/2018Winter/Exam/src/main/java/de/hdm_stuttgart/mi/sda1/Book2Rdbms.java b/Klausuren/Sda1/2018Winter/Exam/src/main/java/de/hdm_stuttgart/mi/sda1/Book2Rdbms.java
index 62daf2166..fda3f75ab 100644
--- a/Klausuren/Sda1/2018Winter/Exam/src/main/java/de/hdm_stuttgart/mi/sda1/Book2Rdbms.java
+++ b/Klausuren/Sda1/2018Winter/Exam/src/main/java/de/hdm_stuttgart/mi/sda1/Book2Rdbms.java
@@ -21,7 +21,7 @@ public class Book2Rdbms {
public Book2Rdbms() {
try {
conn = DriverManager.getConnection(
- "jdbc:mysql://localhost/hdm?serverTimezone=UTC", "hdmuser", "XYZ");
+ "jdbc:postgresql://localhost/hdm", "hdmuser", "XYZ");
} catch (SQLException e) {
System.err.println("Unable to establish connection: " + e);
System.exit(1);
diff --git a/Klausuren/Sda1/2018Winter/Exam/src/main/java/Driver.java b/Klausuren/Sda1/2018Winter/Exam/src/main/java/de/hdm_stuttgart/mi/sda1/Driver.java
similarity index 77%
rename from Klausuren/Sda1/2018Winter/Exam/src/main/java/Driver.java
rename to Klausuren/Sda1/2018Winter/Exam/src/main/java/de/hdm_stuttgart/mi/sda1/Driver.java
index 5aed9b810..c339cecdf 100644
--- a/Klausuren/Sda1/2018Winter/Exam/src/main/java/Driver.java
+++ b/Klausuren/Sda1/2018Winter/Exam/src/main/java/de/hdm_stuttgart/mi/sda1/Driver.java
@@ -1,4 +1,4 @@
-import de.hdm_stuttgart.mi.sda1.Book2Rdbms;
+package de.hdm_stuttgart.mi.sda1;
public class Driver {
@@ -6,6 +6,5 @@ public class Driver {
final Book2Rdbms book2rdbms = new Book2Rdbms();
book2rdbms.execute();
-
}
-}
+}
\ No newline at end of file
diff --git a/Klausuren/Sda1/2018Winter/Solve/Doc/exam.xml b/Klausuren/Sda1/2018Winter/Solve/Doc/exam.xml
index 5a5198ec4..9ec4efb3d 100644
--- a/Klausuren/Sda1/2018Winter/Solve/Doc/exam.xml
+++ b/Klausuren/Sda1/2018Winter/Solve/Doc/exam.xml
@@ -292,7 +292,7 @@
the skeleton project import.</para>
<para>A database connection may already be configured on IDE level. If
- not configure a <productname>Mysql</productname> type database
+ not configure a <productname>Postgresql</productname> type database
connection yourself in <productname>IDEA</productname> (»Views« -->
»Tool Windows« --> »Database«) using:</para>
@@ -539,6 +539,12 @@
<para>Write a Java application reading <tag class="starttag">book</tag>
document instances and writing their content to a relational
database.</para>
+
+ <para>Class
+ <package>de.hdm_stuttgart.mi.sda1</package>.<classname>Book2Rdbms</classname>
+ already provides code establishing a database connection and reading
+ your <filename>sampledata.xml</filename> file upon execution by
+ <package>de.hdm_stuttgart.mi.sda1</package>.<classname>Driver</classname>.</para>
</section>
<section xml:id="task3_tasks">
diff --git a/Klausuren/Sda1/2018Winter/Solve/Schema/schema.sql b/Klausuren/Sda1/2018Winter/Solve/Schema/schema.sql
index dd4fafeed..e211e1b22 100644
--- a/Klausuren/Sda1/2018Winter/Solve/Schema/schema.sql
+++ b/Klausuren/Sda1/2018Winter/Solve/Schema/schema.sql
@@ -2,46 +2,42 @@ DROP TABLE IF EXISTS Para;
DROP TABLE IF EXISTS Section;
CREATE TABLE Section (
- id CHAR(100)
- ,PRIMARY KEY(id)
- ,title TEXT NOT NULL
- ,parent CHAR(100)
- ,FOREIGN KEY (parent) REFERENCES Section(id)
- ,revisionFlag CHAR(7)
- ,CHECK(revisionFlag in ('new', 'changed', 'deleted'))
- ,orderValue INT AUTO_INCREMENT UNIQUE
+ id VARCHAR(255) PRIMARY KEY
+ ,title TEXT NOT NULL
+ ,parent VARCHAR(255) NULL REFERENCES Section(id)
+ ,revisionFlag CHAR(7) NULL
+ ,orderValue INT NOT NULL GENERATED ALWAYS AS IDENTITY UNIQUE
+
+ ,CHECK (revisionFlag in ('new', 'changed', 'deleted'))
);
CREATE TABLE Para (
- section CHAR(100) NOT NULL
- ,FOREIGN KEY (section) REFERENCES Section(id)
- ,para LONGTEXT
- ,revisionFlag CHAR(7)
- ,CHECK(revisionFlag in ('new', 'changed', 'deleted'))
- ,orderValue INT AUTO_INCREMENT UNIQUE
+ section VARCHAR(100) NOT NULL REFERENCES Section
+ ,para TEXT NOT NULL
+ ,revisionFlag CHAR(7) NULL
+ ,orderValue INT NOT NULL GENERATED ALWAYS AS IDENTITY UNIQUE
+ ,CHECK ( revisionFlag in ('new', 'changed', 'deleted'))
);
-
INSERT INTO Section (id, title, parent, revisionFlag) VALUES ('categories', 'XML Document categories', NULL, 'new');
INSERT INTO Section (id, title, parent, revisionFlag) VALUES ('wellFormed', 'Well-formed documents', 'categories', NULL);
INSERT INTO Section (id, title, parent, revisionFlag) VALUES ('valid', 'Valid documents', 'categories', NULL);
INSERT INTO Section (id, title, parent, revisionFlag) VALUES ('api', 'Available APIs', NULL, 'deleted');
-
INSERT INTO Para (section, para, revisionFlag) VALUES
- ('categories', 'Documents belonging to this category do not adhere to any schema.','changed');
+('categories', 'Documents belonging to this category do not adhere to any schema.','changed');
INSERT INTO Para (section, para, revisionFlag) VALUES
- ('valid', 'Valid documents require a schema.', NULL);
+('valid', 'Valid documents require a schema.', 'changed');
INSERT INTO Para (section, para, revisionFlag) VALUES
- ('valid', 'Common standards are DTD, XML Schema and Relax-NG.', NULL);
+('valid', 'Common standards are DTD, XML Schema and Relax-NG.', NULL);
INSERT INTO Para (section, para, revisionFlag) VALUES
- ('api', 'We introduce SAX and DOM here.', NULL);
+('api', 'We introduce SAX and DOM here.', NULL);
INSERT INTO Para (section, para, revisionFlag) VALUES
- ('api', 'Some APIs offer multiple language bindings.', NULL);
+('api', 'Some APIs offer multiple language bindings.', NULL);
SELECT * FROM Section;
SELECT * FROM Para;
\ No newline at end of file
diff --git a/Klausuren/Sda1/2018Winter/Solve/pom.xml b/Klausuren/Sda1/2018Winter/Solve/pom.xml
index 1aad76638..0e23d4cad 100644
--- a/Klausuren/Sda1/2018Winter/Solve/pom.xml
+++ b/Klausuren/Sda1/2018Winter/Solve/pom.xml
@@ -56,9 +56,9 @@
</dependency>
<dependency>
- <groupId>mysql</groupId>
- <artifactId>mysql-connector-java</artifactId>
- <version>6.0.6</version>
+ <groupId>postgresql</groupId>
+ <artifactId>postgresql</artifactId>
+ <version>9.1-901-1.jdbc4</version>
</dependency>
<dependency>
diff --git a/Klausuren/Sda1/2018Winter/Solve/src/main/java/de/hdm_stuttgart/mi/sda1/Book2Rdbms.java b/Klausuren/Sda1/2018Winter/Solve/src/main/java/de/hdm_stuttgart/mi/sda1/Book2Rdbms.java
index 7705bde1b..0ecf22167 100644
--- a/Klausuren/Sda1/2018Winter/Solve/src/main/java/de/hdm_stuttgart/mi/sda1/Book2Rdbms.java
+++ b/Klausuren/Sda1/2018Winter/Solve/src/main/java/de/hdm_stuttgart/mi/sda1/Book2Rdbms.java
@@ -21,7 +21,7 @@ public class Book2Rdbms implements AutoCloseable {
public Book2Rdbms() {
try {
conn = DriverManager.getConnection(
- "jdbc:mysql://localhost/hdm?serverTimezone=UTC", "hdmuser", "XYZ");
+ "jdbc:postgresql://localhost/hdm", "hdmuser", "XYZ");
insertSection = conn.prepareStatement(
"INSERT INTO Section (id, title, parent, revisionFlag) VALUES (?, ?, ?, ?);");
@@ -69,6 +69,7 @@ public class Book2Rdbms implements AutoCloseable {
insertPara.setString(3, p.getAttributeValue("revisionflag"));
insertPara.execute();
} catch (final SQLException e) {
+ e.printStackTrace();
System.err.println("Unable to insert <para>: " + e);
System.exit(1);
}
diff --git a/Klausuren/Sda1/2018Winter/Solve/src/main/java/Driver.java b/Klausuren/Sda1/2018Winter/Solve/src/main/java/de/hdm_stuttgart/mi/sda1/Driver.java
similarity index 79%
rename from Klausuren/Sda1/2018Winter/Solve/src/main/java/Driver.java
rename to Klausuren/Sda1/2018Winter/Solve/src/main/java/de/hdm_stuttgart/mi/sda1/Driver.java
index ed7f34ded..5d57ee1b6 100644
--- a/Klausuren/Sda1/2018Winter/Solve/src/main/java/Driver.java
+++ b/Klausuren/Sda1/2018Winter/Solve/src/main/java/de/hdm_stuttgart/mi/sda1/Driver.java
@@ -1,4 +1,4 @@
-import de.hdm_stuttgart.mi.sda1.Book2Rdbms;
+package de.hdm_stuttgart.mi.sda1;
public class Driver {
--
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