initlal
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.gitignore
vendored
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.gitignore
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schema/initial-create-schema.sql
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98
schema/initial-create-schema.sql
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create database hausverwaltung;
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use hausverwaltung;
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create table objekt (
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id integer unsigned not null auto_increment,
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shortname varchar(32) not null,
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flaeche decimal (20, 10) not null,
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constraint primary key (id),
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constraint unique key uk_objekt_shortname (shortname)
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) engine=InnoDB;
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create table wohnung (
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id integer unsigned not null auto_increment,
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objekt integer unsigned not null,
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shortname varchar(64) not null,
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flaeche decimal (20, 10) not null,
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constraint primary key (id),
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constraint unique key uk_wohnung_objekt_shortname (objekt, shortname),
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constraint foreign key fk_wohnung_objekt (objekt)
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references objekt (id)
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on delete restrict
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on update cascade
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) engine=InnoDB;
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create table mieter (
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id integer unsigned not null auto_increment,
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wohnung integer unsigned not null,
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anrede varchar(32),
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vorname varchar(128),
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nachname varchar(128) not null,
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strasse varchar(128),
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plz varchar(10),
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ort varchar(128),
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telefon varchar(64),
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einzug date not null,
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auszug date,
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constraint primary key (id),
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constraint foreign key fk_mieter_wohnung (wohnung)
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references wohnung (id)
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on delete restrict
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on update cascade
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) engine=InnoDB;
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create table zahlung (
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id integer unsigned not null auto_increment,
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mieter integer unsigned not null,
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datum date not null,
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betrag decimal (20, 10) not null,
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constraint primary key (id),
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constraint foreign key fk_zahlung_mieter (mieter)
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references mieter (id)
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on delete restrict
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on update cascade
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) engine=InnoDB;
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create table miete (
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id integer unsigned not null auto_increment,
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wohnung integer unsigned not null,
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betrag decimal (20, 10) not null,
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gueltig_ab date not null,
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gueltig_bis date not null,
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constraint primary key (id),
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constraint unique key uk_miete_wohnung_gueltig_ab (wohnung, gueltig_ab),
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constraint unique key uk_miete_wohnung_gueltig_bis (wohnung, gueltig_bis),
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constraint foreign key fk_miete_wohnung (wohnung)
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references wohnung (id)
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on delete restrict
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on update cascade
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) engine=InnoDB;
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create table betriebskosten_vorauszahlung (
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id integer unsigned not null auto_increment,
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objekt integer unsigned not null,
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betrag decimal (20, 10) not null,
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gueltig_ab date not null,
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gueltig_bis date not null,
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constraint primary key (id),
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constraint unique key uk_betriebskosten_vorauszahlung_objekt_gueltig_ab (objekt, gueltig_ab),
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constraint unique key uk_betriebskosten_vorauszahlung_objekt_gueltig_bis (objekt, gueltig_bis),
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constraint foreign key fk_betriebskosten_vorauszahlung_objekt (objekt)
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references objekt (id)
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on delete restrict
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on update cascade
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) engine=InnoDB;
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create table betriebskosten_abrechnung (
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id integer unsigned not null auto_increment,
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objekt integer unsigned not null,
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jahr year not null,
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betrag decimal (20, 10) not null,
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constraint primary key (id),
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constraint unique key uk_betriebskosten_abrechnung_objekt_jahr (objekt, jahr),
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constraint foreign key fk_betriebskosten_abrechnung_objekt (objekt)
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references objekt (id)
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on delete restrict
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on update cascade
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) engine=InnoDB;
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