EBK CONCEPTS OF DATABASE MANAGEMENT
8th Edition
ISBN: 8220100706004
Author: Last
Publisher: Cengage Learning US
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Chapter 4, Problem 12CATC
To determine
a. To modify the table Customer to include a column PreviousTrip and create and run totals query on reservation table to get number of reservations by customer and update the location table with these values manually.
To determine
b.
To create and check data macro for the after-insert event for reservation table to increment the PreviousTrip field for the appropriate customer when inserting a row in the reservation table.
To determine
c.
To create and check data macro for the after-delete event for reservation table to decrement the PreviousTrip field value for the appropriate customer when deleting a row from the reservation table.
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I need help with this problem, and an explanation for the solution is described below (Fundamentals of Computer Engineering: ModelSim - standard edition). I need help fixing errors on the VHDL so that the counter counts up from 1 to 6 of both files, as the attached image shows when compiled.
Counter_1_to_6.vhdl:
library IEEE;use IEEE.STD_LOGIC_1164.ALL;use IEEE.STD_LOGIC_ARITH.ALL;use IEEE.STD_LOGIC_UNSIGNED.ALL;
entity Counter_1_to_6 is Port ( clk : in STD_LOGIC; -- Clock input reset : in STD_LOGIC; -- Asynchronous reset count : out STD_LOGIC_VECTOR (2 downto 0) -- 3-bit output (1 to 6) );end Counter_1_to_6;
architecture Behavioral of Counter_1_to_6 is signal counter_reg : STD_LOGIC_VECTOR (2 downto 0) := "001"; -- Start at 1begin
process(clk, reset) begin if reset = '1' then counter_reg <= "001"; -- Reset to 1 elsif rising_edge(clk) then if counter_reg =…
I need help with this problem, and an explanation for the solution is described below (Fundamentals of Computer Engineering: ModelSim - standard edition). I need help modifying the below codes of "VHDL so that the counter counts up from 1 to 7" of both files into "VHDL to design a counter to count up from 1 to 6". (Fundamentals of Computer Engineering: ModelSim - standard edition).
Counter_1_to_7.vhdl:
library IEEE;
use IEEE.STD_LOGIC_1164.ALL;
use IEEE.STD_LOGIC_ARITH.ALL;
use IEEE.STD_LOGIC_UNSIGNED.ALL;
entity Counter_1_to_7 is
Port (
clk : in STD_LOGIC; -- Clock input
reset : in STD_LOGIC; -- Asynchronous reset
count : out STD_LOGIC_VECTOR (2 downto 0) -- 3-bit output (1 to 7)
);
end Counter_1_to_7;
architecture Behavioral of Counter_1_to_7 is
signal counter_reg : STD_LOGIC_VECTOR (2 downto 0) := "001"; -- Start at 1
begin
process(clk, reset)
begin
if reset = '1' then
counter_reg <= "001"; -- Reset to 1
elsif rising_edge(clk) then
if…
Chapter 4 Solutions
EBK CONCEPTS OF DATABASE MANAGEMENT
Ch. 4 - Prob. 1RQCh. 4 - Prob. 2RQCh. 4 - Prob. 3RQCh. 4 - Prob. 4RQCh. 4 - Prob. 5RQCh. 4 - Prob. 6RQCh. 4 - Prob. 7RQCh. 4 - Prob. 8RQCh. 4 - Prob. 9RQCh. 4 - Prob. 10RQ
Ch. 4 - Prob. 11RQCh. 4 - Prob. 12RQCh. 4 - Prob. 13RQCh. 4 - Prob. 14RQCh. 4 - Prob. 15RQCh. 4 - Prob. 16RQCh. 4 - Prob. 17RQCh. 4 - Prob. 18RQCh. 4 - Prob. 1TDECh. 4 - Prob. 2TDECh. 4 - Prob. 3TDECh. 4 - Prob. 4TDECh. 4 - Prob. 5TDECh. 4 - Prob. 6TDECh. 4 - Prob. 7TDECh. 4 - Prob. 8TDECh. 4 - Prob. 9TDECh. 4 - Prob. 10TDECh. 4 - Prob. 11TDECh. 4 - Prob. 12TDECh. 4 - Prob. 13TDECh. 4 - Prob. 1CATCCh. 4 - Prob. 2CATCCh. 4 - Prob. 3CATCCh. 4 - Prob. 4CATCCh. 4 - Prob. 5CATCCh. 4 - Prob. 6CATCCh. 4 - Prob. 7CATCCh. 4 - Prob. 8CATCCh. 4 - Prob. 9CATCCh. 4 - Prob. 10CATCCh. 4 - Prob. 11CATCCh. 4 - Prob. 12CATCCh. 4 - Prob. 13CATCCh. 4 - Prob. 14CATCCh. 4 - Prob. 1SCGCCh. 4 - Prob. 2SCGCCh. 4 - Prob. 3SCGCCh. 4 - Prob. 4SCGCCh. 4 - Prob. 5SCGCCh. 4 - Prob. 6SCGCCh. 4 - Prob. 7SCGCCh. 4 - Prob. 8SCGCCh. 4 - Prob. 9SCGCCh. 4 - Prob. 10SCGCCh. 4 - Prob. 11SCGCCh. 4 - Prob. 12SCGC
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