178 lines
3.7 KiB
MySQL
178 lines
3.7 KiB
MySQL
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<<<<<<< HEAD
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-- IBZ 2. Schultag
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--
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-- Berater Datenbank
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-------------------------------------------
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-- Datenbank BeraterDB anw<6E>hlen
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use Berater
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go
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-- Tabelle Kunde erstellen
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CREATE TABLE KUNDE
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(
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KUNDENNR INTEGER NOT NULL,
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KUNDENNAME VARCHAR(50) NULL,
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VORNAME VARCHAR(50) NULL,
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CONSTRAINT PK_KUNDE PRIMARY KEY (KUNDENNR)
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);
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go
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-- Tabelle Aufgabe erstellen
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CREATE TABLE AUFGABE
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(
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AUFGABEID INTEGER NOT NULL,
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AUFGABE VARCHAR(50) NULL
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CONSTRAINT PK_AUFGABE PRIMARY KEY (AUFGABEID)
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);
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go
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-- Tabelle Berater erstellen
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CREATE TABLE BERATER
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(
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BERATERID INTEGER NOT NULL,
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AUFGABEID INTEGER NOT NULL,
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BERATERNAME VARCHAR(50),
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STUNDENLOHN FLOAT,
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CONSTRAINT PK_BERATER PRIMARY KEY (BERATERID)
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);
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go
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-- Tabelle Arbeit erstellen
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CREATE TABLE ARBEIT
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(
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KUNDENNR INTEGER NOT NULL,
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BERATERID INTEGER NOT NULL,
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AZSTUNDEN FLOAT,
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CONSTRAINT PK_ARBEIT PRIMARY KEY (KUNDENNR, BERATERID)
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);
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go
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-- Foreign Key Constraints hinzuf<75>gen
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ALTER TABLE BERATER ADD CONSTRAINT FK_BERATER_AUFGABE
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FOREIGN KEY (AUFGABEID) REFERENCES AUFGABE (AUFGABEID);
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go
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ALTER TABLE ARBEIT ADD CONSTRAINT FK_ARBEIT_BERATER
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FOREIGN KEY (BERATERID) REFERENCES BERATER(BERATERID);
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go
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IF OBJECT_ID('dbo.[FK_ARBEIT_KUNDE]', 'F') IS NULL
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ALTER TABLE ARBEIT ADD CONSTRAINT FK_ARBEIT_KUNDE
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FOREIGN KEY (KUNDENNR) REFERENCES KUNDE(KUNDENNR);
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go
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-- Unique Constraints
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ALTER TABLE AUFGABE ADD CONSTRAINT UQ_AUFGABE_AUFGABE
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UNIQUE (AUFGABE);
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go
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-- Check Constraints
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ALTER TABLE BERATER ADD CONSTRAINT C_BERATER_STUNDENLOHN
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CHECK (STUNDENLOHN > 0.0);
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go
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-- Default Constraints
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ALTER TABLE ARBEIT
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ADD CONSTRAINT DF_ARBEIT_AZSTUNDEN
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DEFAULT 0.0 FOR AZSTUNDEN;
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/*
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C = CHECK constraint
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D = DEFAULT (constraint or stand-alone)
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F = FOREIGN KEY constraint
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PK = PRIMARY KEY constraint
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R = Rule (old-style, stand-alone)
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UQ = UNIQUE constraint
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*/
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=======
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-- IBZ 2. Schultag
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--
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-- Berater Datenbank
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-------------------------------------------
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-- Datenbank BeraterDB anw<6E>hlen
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use Berater
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go
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-- Tabelle Kunde erstellen
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CREATE TABLE KUNDE
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(
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KUNDENNR INTEGER NOT NULL,
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KUNDENNAME VARCHAR(50) NULL,
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VORNAME VARCHAR(50) NULL,
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CONSTRAINT PK_KUNDE PRIMARY KEY (KUNDENNR)
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);
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go
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-- Tabelle Aufgabe erstellen
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CREATE TABLE AUFGABE
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(
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AUFGABEID INTEGER NOT NULL,
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AUFGABE VARCHAR(50) NULL
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CONSTRAINT PK_AUFGABE PRIMARY KEY (AUFGABEID)
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);
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go
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-- Tabelle Berater erstellen
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CREATE TABLE BERATER
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(
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BERATERID INTEGER NOT NULL,
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AUFGABEID INTEGER NOT NULL,
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BERATERNAME VARCHAR(50),
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STUNDENLOHN FLOAT,
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CONSTRAINT PK_BERATER PRIMARY KEY (BERATERID)
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);
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go
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-- Tabelle Arbeit erstellen
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CREATE TABLE ARBEIT
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(
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KUNDENNR INTEGER NOT NULL,
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BERATERID INTEGER NOT NULL,
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AZSTUNDEN FLOAT,
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CONSTRAINT PK_ARBEIT PRIMARY KEY (KUNDENNR, BERATERID)
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);
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go
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-- Foreign Key Constraints hinzuf<75>gen
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ALTER TABLE BERATER ADD CONSTRAINT FK_BERATER_AUFGABE
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FOREIGN KEY (AUFGABEID) REFERENCES AUFGABE (AUFGABEID);
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go
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ALTER TABLE ARBEIT ADD CONSTRAINT FK_ARBEIT_BERATER
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FOREIGN KEY (BERATERID) REFERENCES BERATER(BERATERID);
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go
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IF OBJECT_ID('dbo.[FK_ARBEIT_KUNDE]', 'F') IS NULL
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ALTER TABLE ARBEIT ADD CONSTRAINT FK_ARBEIT_KUNDE
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FOREIGN KEY (KUNDENNR) REFERENCES KUNDE(KUNDENNR);
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go
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-- Unique Constraints
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ALTER TABLE AUFGABE ADD CONSTRAINT UQ_AUFGABE_AUFGABE
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UNIQUE (AUFGABE);
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go
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-- Check Constraints
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ALTER TABLE BERATER ADD CONSTRAINT C_BERATER_STUNDENLOHN
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CHECK (STUNDENLOHN > 0.0);
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go
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-- Default Constraints
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ALTER TABLE ARBEIT
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ADD CONSTRAINT DF_ARBEIT_AZSTUNDEN
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DEFAULT 0.0 FOR AZSTUNDEN;
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/*
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C = CHECK constraint
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D = DEFAULT (constraint or stand-alone)
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F = FOREIGN KEY constraint
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PK = PRIMARY KEY constraint
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R = Rule (old-style, stand-alone)
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UQ = UNIQUE constraint
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*/
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>>>>>>> 91c37e0a13ad9148d1d6356ee6197441ad0a42e5
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