44 lines
20 KiB
Plaintext
44 lines
20 KiB
Plaintext
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SQLite format 3 @ $ $ .zq
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ø
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ž �ËK ¬
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ž „ 3 ‡QtriggerCHK_Bookings_InsertBookingsCREATE TRIGGER CHK_Bookings_Insert
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BEFORE INSERT ON Bookings
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BEGIN
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SELECT RAISE(
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FAIL,
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"Reservation of table is not possible due to the existing reservation"
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)
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FROM (
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SELECT
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datetime(NEW.reservation) AS new_res_dt,
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datetime(reservation) AS res_dt,
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datetime(reservation, time_reserve) AS reserved_until,
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id_tables
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FROM Bookings
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)
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WHERE
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(new_res_dt >= res_dt AND new_res_dt < reserved_until)
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AND id_tables = NEW.id_tables;
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ENDƒ † tableBookingsBookingsCREATE TABLE Bookings (
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id INTEGER
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CONSTRAINT PK_Bookings PRIMARY KEY AUTOINCREMENT,
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id_tables INTEGER,
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reservation TEXT NOT NULL,
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time_reserve TEXT NOT NULL,
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who_booked TEXT NOT NULL,
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CONSTRAINT FK_Bookings_Tables FOREIGN KEY (id_tables) REFERENCES Tables (id),
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CONSTRAINT CHK_min_max_time_reserve CHECK (time_reserve BETWEEN "00:30" AND "12:00")
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)P++Ytablesqlite_sequencesqlite_sequenceCREATE TABLE sqlite_sequence(name,seq)‚+„1tableTablesTablesCREATE TABLE Tables (
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id INTEGER
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CONSTRAINT PK_Tables PRIMARY KEY AUTOINCREMENT,
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name INTEGER NOT NULL UNIQUE,
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max_people INTEGER NOT NULL,
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room TEXT NOT NULL,
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CONSTRAINT CHK_max_people CHECK (
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max_people > 0
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AND max_people < 11
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)
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)+? indexsqlite_autoindex_Tables_1Tables
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“ ãÔ¹Åò“ $ G
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Больша� комната
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VIP
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