Tài liệu SQL Puzzles & Answers- P7 docx

... VALUES ('Al'), ('Ben'), ('Charlie'), ('David'), 'Ed'), ('Frank'), ('Greg'), ('Howard'), ('Ida'), ('Joe'), ... '1997-01-12', '1997-01-15'), (8, '1997-01-13', '1997-01-14'), (9, '1997-01-14', '1997-01-14'), (10, '1997-0...

Ngày tải lên: 21/01/2014, 08:20

... (1995, '1994-10-01', '1995-09-30') (1996, '1995-10-01', '1996-08-30') <== error! (1997, '1996-10-01', '1997-09-30') (1998, '1997-10-01', ... ====================================== 10 'Baker' 08:00 11:00 20 'Baker' 09:00 13:00 30 'Dow' 09:00 15:30 40 'Dow' 08:00 13:30...

Ngày tải lên: 21/01/2014, 08:20

... 10 'Meyer' 'SF' '1994-03-01' 10 'Dow' 'AP' '1994-01-01' 10 'Dow' 'OR' '1994-02-01' 20 'Meyer' ... 'AP' '1994-01-01' 20 'Meyer' 'OR' '1994-02-01' 20 'Baker' 'AP' '1994-01-01' 30 'Johnson' 'AP&apo...

Ngày tải lên: 21/01/2014, 08:20

... fam ================================ 'Bob' 'A' 1 NULL 'Joe' 'B' 3 NULL 'Mark' 'C' 5 NULL 'Mary' 'A' 2 1 'Vickie' 'B' 4 3 'Wayne' ... sales_person ==================== 1 'Harpo' 1 'Moe' 1 'Larry' 2 'Dick' 2 'Fred' 2 &ap...

Ngày tải lên: 21/01/2014, 08:20

... '1994-06-02' 'Bill' '1994-06-03' 'Bill' '1994-06-04' 'Bill' '1994-06-05' 'Bill' '1994-06-06' 'Bill' '1994-06-07' 'Fred' ... ======================= 'city1' 'city1' 'city2' 'city2' 'city3' 'city3' 'coun...

Ngày tải lên: 21/01/2014, 08:20

... SUBSTRING(STUFF(STUFF(STUFF('1234567', a, 1, ''), b, 1, ''), c, 1, ''), d, 1) || SUBSTRING(STUFF(STUFF(STUFF(STUFF('1234567', a, 1, ''), b, 1, ''), ... 1, ''), d, 1, ''), e, 1) || SUBSTRING(STUFF(STUFF(STUFF(STUFF(STUFF('1234567', a, 1, ''), b, 1, ''), c, 1, '&a...

Ngày tải lên: 21/01/2014, 08:20

... 'Beta' 1 'Beta' 2 'Delta' 4 'Delta' 4 'Delta' 4 'Delta' 4 'Gamma' 12 'Gamma' 12 'Gamma' 13 'Gamma' ... ======= 'Alpha' 1 'Alpha' 1 'Alpha' 1 'Alpha' 1 'Beta' 1 'Alpha' and 'Beta' are ready to harvest 'Bet...

Ngày tải lên: 21/01/2014, 08:20

... ('h1' || H1.wife, 'h2' || H2.wife, 'h3' || H3.wife, 'h4' || H4.wife, 'h5' || H5.wife, 'h6' || H6.wife, 'h7' || H7.wife, 'h8' ... ('w1', 'h2', 3); INSERT INTO Wives VALUES ('w1', 'h3', 7); INSERT INTO Wives VALUES ('w1', 'h4', 1); INSERT INTO Wives...

Ngày tải lên: 26/01/2014, 08:20

... provide real-world insights into SQL program- ming. His best-selling books include Joe Celko’s SQL for Smarties: Advanced SQL Programming, second edition; Joe Celko’s SQL Puzzles and Answers; and Joe ... list subqueries, 145 set operators, 100 SQL- 99, OLAP functions, 153 SQL- 2003, OLAP functions, 147 SQL for Smarties, 242 SQL puzzles absentees, 4–8 age ranges for products,...

Ngày tải lên: 26/01/2014, 08:20