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Comment:Test case updates.
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SHA1:0360fec7c093870269211447e9642b5ee34ff778
User & Date: drh 2013-06-04 15:31:16
Context
2013-06-04
18:03
Get the index-only optimization working for OR queries. check-in: 774d5ff8 user: drh tags: nextgen-query-plan-exp
15:31
Test case updates. check-in: 0360fec7 user: drh tags: nextgen-query-plan-exp
13:37
Better determination of when an index is UNIQUE. check-in: 63fd025a user: drh tags: nextgen-query-plan-exp
Changes
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Changes to test/orderby1.test.

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        (NULL, 2, 1, 'two-a'),
        (NULL, 3, 1, 'three-a');
    COMMIT;
  }
} {}
do_test 1.1a {
  db eval {
    SELECT name FROM album CROSS JOIN track USING (aid) ORDER BY title, tn
  }
} {one-a one-c two-a two-b three-a three-c}

# Verify that the ORDER BY clause is optimized out
#
do_test 1.1b {
  db eval {
................................................................................
} {~/ORDER BY/}  ;# ORDER BY optimized out

# The same query with ORDER BY clause optimization disabled via + operators
# should give exactly the same answer.
#
do_test 1.2a {
  db eval {
    SELECT name FROM album CROSS JOIN track USING (aid) ORDER BY +title, +tn
  }
} {one-a one-c two-a two-b three-a three-c}

# The output is sorted manually in this case.
#
do_test 1.2b {
  db eval {
    EXPLAIN QUERY PLAN
    SELECT name FROM album CROSS JOIN track USING (aid) ORDER BY +title, +tn
  }
} {/ORDER BY/}   ;# separate sorting pass due to "+" on ORDER BY terms

# The same query with ORDER BY optimizations turned off via built-in test.
#
do_test 1.3a {
  optimization_control db order-by-idx-join 0
  db cache flush
  db eval {
    SELECT name FROM album CROSS JOIN track USING (aid) ORDER BY title, tn
  }
} {one-a one-c two-a two-b three-a three-c}
do_test 1.3b {
  db eval {
    EXPLAIN QUERY PLAN
    SELECT name FROM album CROSS JOIN track USING (aid) ORDER BY title, tn
  }
} {/ORDER BY/}   ;# separate sorting pass due to disabled optimization
optimization_control db all 1
db cache flush

# Reverse order sorts
#
do_test 1.4a {
  db eval {
    SELECT name FROM album CROSS JOIN track USING (aid) ORDER BY title DESC, tn
  }
} {three-a three-c two-a two-b one-a one-c}
do_test 1.4b {
  db eval {
    SELECT name FROM album CROSS JOIN track USING (aid) ORDER BY +title DESC, +tn
  }
} {three-a three-c two-a two-b one-a one-c}  ;# verify same order after sorting
do_test 1.4c {
  db eval {
    EXPLAIN QUERY PLAN
    SELECT name FROM album CROSS JOIN track USING (aid) ORDER BY title DESC, tn
  }
} {~/ORDER BY/}  ;# optimized out


do_test 1.5a {
  db eval {
    SELECT name FROM album CROSS JOIN track USING (aid) ORDER BY title, tn DESC
  }
} {one-c one-a two-b two-a three-c three-a}
do_test 1.5b {
  db eval {
    SELECT name FROM album CROSS JOIN track USING (aid) ORDER BY +title, +tn DESC
  }
} {one-c one-a two-b two-a three-c three-a}  ;# verify same order after sorting
do_test 1.5c {
  db eval {
    EXPLAIN QUERY PLAN
    SELECT name FROM album CROSS JOIN track USING (aid) ORDER BY title, tn DESC
  }
} {~/ORDER BY/}  ;# optimized out

do_test 1.6a {
  db eval {
    SELECT name FROM album CROSS JOIN track USING (aid) ORDER BY title DESC, tn DESC

  }
} {three-c three-a two-b two-a one-c one-a}
do_test 1.6b {
  db eval {
    SELECT name FROM album CROSS JOIN track USING (aid) ORDER BY +title DESC, +tn DESC

  }
} {three-c three-a two-b two-a one-c one-a}  ;# verify same order after sorting
do_test 1.6c {
  db eval {
    EXPLAIN QUERY PLAN
    SELECT name FROM album CROSS JOIN track USING (aid) ORDER BY title DESC, tn DESC

  }
} {~/ORDER BY/}  ;# ORDER BY optimized-out


# Reconstruct the test data to use indices rather than integer primary keys.
#
do_test 2.0 {
  db eval {
    BEGIN;
................................................................................
        (20, 1, 'two-a'),
        (3,  1, 'three-a');
    COMMIT;
  }
} {}
do_test 2.1a {
  db eval {
    SELECT name FROM album CROSS JOIN track USING (aid) ORDER BY title, tn
  }
} {one-a one-c two-a two-b three-a three-c}

# Verify that the ORDER BY clause is optimized out
#
do_test 2.1b {
  db eval {
    EXPLAIN QUERY PLAN
    SELECT name FROM album CROSS JOIN track USING (aid) ORDER BY title, tn
  }
} {~/ORDER BY/}  ;# ORDER BY optimized out

do_test 2.1c {
  db eval {
    SELECT name FROM album CROSS JOIN track USING (aid) ORDER BY title, aid, tn
  }
} {one-a one-c two-a two-b three-a three-c}
do_test 2.1d {
  db eval {
    EXPLAIN QUERY PLAN
    SELECT name FROM album CROSS JOIN track USING (aid) ORDER BY title, aid, tn
  }
} {~/ORDER BY/}  ;# ORDER BY optimized out

# The same query with ORDER BY clause optimization disabled via + operators
# should give exactly the same answer.
#
do_test 2.2a {
  db eval {
    SELECT name FROM album CROSS JOIN track USING (aid) ORDER BY +title, +tn
  }
} {one-a one-c two-a two-b three-a three-c}

# The output is sorted manually in this case.
#
do_test 2.2b {
  db eval {
    EXPLAIN QUERY PLAN
    SELECT name FROM album CROSS JOIN track USING (aid) ORDER BY +title, +tn
  }
} {/ORDER BY/}   ;# separate sorting pass due to "+" on ORDER BY terms

# The same query with ORDER BY optimizations turned off via built-in test.
#
do_test 2.3a {
  optimization_control db order-by-idx-join 0
  db cache flush
  db eval {
    SELECT name FROM album CROSS JOIN track USING (aid) ORDER BY title, tn
  }
} {one-a one-c two-a two-b three-a three-c}
do_test 2.3b {
  db eval {
    EXPLAIN QUERY PLAN
    SELECT name FROM album CROSS JOIN track USING (aid) ORDER BY title, tn
  }
} {/ORDER BY/}   ;# separate sorting pass due to disabled optimization
optimization_control db all 1
db cache flush

# Reverse order sorts
#
do_test 2.4a {
  db eval {
    SELECT name FROM album CROSS JOIN track USING (aid) ORDER BY title DESC, tn
  }
} {three-a three-c two-a two-b one-a one-c}
do_test 2.4b {
  db eval {
    SELECT name FROM album CROSS JOIN track USING (aid) ORDER BY +title DESC, +tn
  }
} {three-a three-c two-a two-b one-a one-c}  ;# verify same order after sorting
do_test 2.4c {
  db eval {
    EXPLAIN QUERY PLAN
    SELECT name FROM album CROSS JOIN track USING (aid) ORDER BY title DESC, tn
  }
} {~/ORDER BY/}  ;# optimized out


do_test 2.5a {
  db eval {
    SELECT name FROM album CROSS JOIN track USING (aid) ORDER BY title, tn DESC
  }
} {one-c one-a two-b two-a three-c three-a}
do_test 2.5b {
  db eval {
    SELECT name FROM album CROSS JOIN track USING (aid) ORDER BY +title, +tn DESC
  }
} {one-c one-a two-b two-a three-c three-a}  ;# verify same order after sorting
do_test 2.5c {
  db eval {
    EXPLAIN QUERY PLAN
    SELECT name FROM album CROSS JOIN track USING (aid) ORDER BY title, tn DESC
  }
} {~/ORDER BY/}  ;# optimized out

do_test 2.6a {
  db eval {
    SELECT name FROM album CROSS JOIN track USING (aid) ORDER BY title DESC, tn DESC
  }
} {three-c three-a two-b two-a one-c one-a}
do_test 2.6b {
  db eval {
    SELECT name FROM album CROSS JOIN track USING (aid) ORDER BY +title DESC, +tn DESC
  }
} {three-c three-a two-b two-a one-c one-a}  ;# verify same order after sorting
do_test 2.6c {
  db eval {
    EXPLAIN QUERY PLAN
    SELECT name FROM album CROSS JOIN track USING (aid) ORDER BY title DESC, tn DESC
  }
} {~/ORDER BY/}  ;# ORDER BY optimized out


# Generate another test dataset, but this time using mixed ASC/DESC indices.
#
do_test 3.0 {
  db eval {
    BEGIN;
................................................................................
} {~/ORDER BY/}  ;# ORDER BY optimized out

# The same query with ORDER BY clause optimization disabled via + operators
# should give exactly the same answer.
#
do_test 3.2a {
  db eval {
    SELECT name FROM album CROSS JOIN track USING (aid) ORDER BY +title, +tn DESC
  }
} {one-c one-a two-b two-a three-c three-a}

# The output is sorted manually in this case.
#
do_test 3.2b {
  db eval {
    EXPLAIN QUERY PLAN
    SELECT name FROM album CROSS JOIN track USING (aid) ORDER BY +title, +tn DESC
  }
} {/ORDER BY/}   ;# separate sorting pass due to "+" on ORDER BY terms

# The same query with ORDER BY optimizations turned off via built-in test.
#
do_test 3.3a {
  optimization_control db order-by-idx-join 0
  db cache flush
  db eval {
    SELECT name FROM album CROSS JOIN track USING (aid) ORDER BY title, tn DESC
  }
} {one-c one-a two-b two-a three-c three-a}
do_test 3.3b {
  db eval {
    EXPLAIN QUERY PLAN
    SELECT name FROM album CROSS JOIN track USING (aid) ORDER BY title, tn DESC
  }
} {/ORDER BY/}   ;# separate sorting pass due to disabled optimization
optimization_control db all 1
db cache flush

# Without the mixed ASC/DESC on ORDER BY
#
do_test 3.4a {
  db eval {
    SELECT name FROM album CROSS JOIN track USING (aid) ORDER BY title, tn
  }
} {one-a one-c two-a two-b three-a three-c}
do_test 3.4b {
  db eval {
    SELECT name FROM album CROSS JOIN track USING (aid) ORDER BY +title, +tn
  }
} {one-a one-c two-a two-b three-a three-c}  ;# verify same order after sorting
do_test 3.4c {
  db eval {
    EXPLAIN QUERY PLAN
    SELECT name FROM album CROSS JOIN track USING (aid) ORDER BY title, tn
  }
} {~/ORDER BY/}  ;# optimized out


do_test 3.5a {
  db eval {
    SELECT name FROM album CROSS JOIN track USING (aid) ORDER BY title DESC, tn DESC
  }
} {three-c three-a two-b two-a one-c one-a}
do_test 3.5b {
  db eval {
    SELECT name FROM album CROSS JOIN track USING (aid) ORDER BY +title DESC, +tn DESC
  }
} {three-c three-a two-b two-a one-c one-a}  ;# verify same order after sorting
do_test 3.5c {
  db eval {
    EXPLAIN QUERY PLAN
    SELECT name FROM album CROSS JOIN track USING (aid) ORDER BY title DESC, tn DESC
  }
} {~/ORDER BY/}  ;# optimzed out


do_test 3.6a {
  db eval {
    SELECT name FROM album CROSS JOIN track USING (aid) ORDER BY title DESC, tn
  }
} {three-a three-c two-a two-b one-a one-c}
do_test 3.6b {
  db eval {
    SELECT name FROM album CROSS JOIN track USING (aid) ORDER BY +title DESC, +tn

  }
} {three-a three-c two-a two-b one-a one-c}  ;# verify same order after sorting
do_test 3.6c {
  db eval {
    EXPLAIN QUERY PLAN
    SELECT name FROM album CROSS JOIN track USING (aid) ORDER BY title DESC, tn
  }
} {~/ORDER BY/}  ;# inverted ASC/DESC is optimized out



















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        (NULL, 2, 1, 'two-a'),
        (NULL, 3, 1, 'three-a');
    COMMIT;
  }
} {}
do_test 1.1a {
  db eval {
    SELECT name FROM album JOIN track USING (aid) ORDER BY title, tn
  }
} {one-a one-c two-a two-b three-a three-c}

# Verify that the ORDER BY clause is optimized out
#
do_test 1.1b {
  db eval {
................................................................................
} {~/ORDER BY/}  ;# ORDER BY optimized out

# The same query with ORDER BY clause optimization disabled via + operators
# should give exactly the same answer.
#
do_test 1.2a {
  db eval {
    SELECT name FROM album JOIN track USING (aid) ORDER BY +title, +tn
  }
} {one-a one-c two-a two-b three-a three-c}

# The output is sorted manually in this case.
#
do_test 1.2b {
  db eval {
    EXPLAIN QUERY PLAN
    SELECT name FROM album JOIN track USING (aid) ORDER BY +title, +tn
  }
} {/ORDER BY/}   ;# separate sorting pass due to "+" on ORDER BY terms

# The same query with ORDER BY optimizations turned off via built-in test.
#
do_test 1.3a {
  optimization_control db order-by-idx-join 0
  db cache flush
  db eval {
    SELECT name FROM album JOIN track USING (aid) ORDER BY title, tn
  }
} {one-a one-c two-a two-b three-a three-c}
do_test 1.3b {
  db eval {
    EXPLAIN QUERY PLAN
    SELECT name FROM album JOIN track USING (aid) ORDER BY title, tn
  }
} {/ORDER BY/}   ;# separate sorting pass due to disabled optimization
optimization_control db all 1
db cache flush

# Reverse order sorts
#
do_test 1.4a {
  db eval {
    SELECT name FROM album JOIN track USING (aid) ORDER BY title DESC, tn
  }
} {three-a three-c two-a two-b one-a one-c}
do_test 1.4b {
  db eval {
    SELECT name FROM album JOIN track USING (aid) ORDER BY +title DESC, +tn
  }
} {three-a three-c two-a two-b one-a one-c}  ;# verify same order after sorting
do_test 1.4c {
  db eval {
    EXPLAIN QUERY PLAN
    SELECT name FROM album JOIN track USING (aid) ORDER BY title DESC, tn
  }
} {/ORDER BY/}  ;# separate sorting pass due to mixed DESC/ASC


do_test 1.5a {
  db eval {
    SELECT name FROM album JOIN track USING (aid) ORDER BY title, tn DESC
  }
} {one-c one-a two-b two-a three-c three-a}
do_test 1.5b {
  db eval {
    SELECT name FROM album JOIN track USING (aid) ORDER BY +title, +tn DESC
  }
} {one-c one-a two-b two-a three-c three-a}  ;# verify same order after sorting
do_test 1.5c {
  db eval {
    EXPLAIN QUERY PLAN
    SELECT name FROM album JOIN track USING (aid) ORDER BY title, tn DESC
  }
} {/ORDER BY/}  ;# separate sorting pass due to mixed DESC/ASC

do_test 1.6a {
  db eval {
    SELECT name FROM album CROSS JOIN track USING (aid)
     ORDER BY title DESC, tn DESC
  }
} {three-c three-a two-b two-a one-c one-a}
do_test 1.6b {
  db eval {
    SELECT name FROM album CROSS JOIN track USING (aid)
     ORDER BY +title DESC, +tn DESC
  }
} {three-c three-a two-b two-a one-c one-a}  ;# verify same order after sorting
do_test 1.6c {
  db eval {
    EXPLAIN QUERY PLAN
    SELECT name FROM album CROSS JOIN track USING (aid)
     ORDER BY title DESC, tn DESC
  }
} {~/ORDER BY/}  ;# ORDER BY 


# Reconstruct the test data to use indices rather than integer primary keys.
#
do_test 2.0 {
  db eval {
    BEGIN;
................................................................................
        (20, 1, 'two-a'),
        (3,  1, 'three-a');
    COMMIT;
  }
} {}
do_test 2.1a {
  db eval {
    SELECT name FROM album JOIN track USING (aid) ORDER BY title, tn
  }
} {one-a one-c two-a two-b three-a three-c}

# Verify that the ORDER BY clause is optimized out
#
do_test 2.1b {
  db eval {
    EXPLAIN QUERY PLAN
    SELECT name FROM album JOIN track USING (aid) ORDER BY title, tn
  }
} {/ORDER BY/}  ;# ORDER BY required because of missing aid term in ORDER BY

do_test 2.1c {
  db eval {
    SELECT name FROM album JOIN track USING (aid) ORDER BY title, aid, tn
  }
} {one-a one-c two-a two-b three-a three-c}
do_test 2.1d {
  db eval {
    EXPLAIN QUERY PLAN
    SELECT name FROM album JOIN track USING (aid) ORDER BY title, aid, tn
  }
} {/ORDER BY/}  ;# ORDER BY required in this case

# The same query with ORDER BY clause optimization disabled via + operators
# should give exactly the same answer.
#
do_test 2.2a {
  db eval {
    SELECT name FROM album JOIN track USING (aid) ORDER BY +title, +tn
  }
} {one-a one-c two-a two-b three-a three-c}

# The output is sorted manually in this case.
#
do_test 2.2b {
  db eval {
    EXPLAIN QUERY PLAN
    SELECT name FROM album JOIN track USING (aid) ORDER BY +title, +tn
  }
} {/ORDER BY/}   ;# separate sorting pass due to "+" on ORDER BY terms

# The same query with ORDER BY optimizations turned off via built-in test.
#
do_test 2.3a {
  optimization_control db order-by-idx-join 0
  db cache flush
  db eval {
    SELECT name FROM album JOIN track USING (aid) ORDER BY title, tn
  }
} {one-a one-c two-a two-b three-a three-c}
do_test 2.3b {
  db eval {
    EXPLAIN QUERY PLAN
    SELECT name FROM album JOIN track USING (aid) ORDER BY title, tn
  }
} {/ORDER BY/}   ;# separate sorting pass due to disabled optimization
optimization_control db all 1
db cache flush

# Reverse order sorts
#
do_test 2.4a {
  db eval {
    SELECT name FROM album JOIN track USING (aid) ORDER BY title DESC, tn
  }
} {three-a three-c two-a two-b one-a one-c}
do_test 2.4b {
  db eval {
    SELECT name FROM album JOIN track USING (aid) ORDER BY +title DESC, +tn
  }
} {three-a three-c two-a two-b one-a one-c}  ;# verify same order after sorting
do_test 2.4c {
  db eval {
    EXPLAIN QUERY PLAN
    SELECT name FROM album JOIN track USING (aid) ORDER BY title DESC, tn
  }
} {/ORDER BY/}  ;# separate sorting pass due to mixed DESC/ASC


do_test 2.5a {
  db eval {
    SELECT name FROM album JOIN track USING (aid) ORDER BY title, tn DESC
  }
} {one-c one-a two-b two-a three-c three-a}
do_test 2.5b {
  db eval {
    SELECT name FROM album JOIN track USING (aid) ORDER BY +title, +tn DESC
  }
} {one-c one-a two-b two-a three-c three-a}  ;# verify same order after sorting
do_test 2.5c {
  db eval {
    EXPLAIN QUERY PLAN
    SELECT name FROM album JOIN track USING (aid) ORDER BY title, tn DESC
  }
} {/ORDER BY/}  ;# separate sorting pass due to mixed ASC/DESC

do_test 2.6a {
  db eval {
    SELECT name FROM album JOIN track USING (aid) ORDER BY title DESC, tn DESC
  }
} {three-c three-a two-b two-a one-c one-a}
do_test 2.6b {
  db eval {
    SELECT name FROM album JOIN track USING (aid) ORDER BY +title DESC, +tn DESC
  }
} {three-c three-a two-b two-a one-c one-a}  ;# verify same order after sorting
do_test 2.6c {
  db eval {
    EXPLAIN QUERY PLAN
    SELECT name FROM album JOIN track USING (aid) ORDER BY title DESC, tn DESC
  }
} {/ORDER BY/}  ;# ORDER BY required


# Generate another test dataset, but this time using mixed ASC/DESC indices.
#
do_test 3.0 {
  db eval {
    BEGIN;
................................................................................
} {~/ORDER BY/}  ;# ORDER BY optimized out

# The same query with ORDER BY clause optimization disabled via + operators
# should give exactly the same answer.
#
do_test 3.2a {
  db eval {
    SELECT name FROM album JOIN track USING (aid) ORDER BY +title, +tn DESC
  }
} {one-c one-a two-b two-a three-c three-a}

# The output is sorted manually in this case.
#
do_test 3.2b {
  db eval {
    EXPLAIN QUERY PLAN
    SELECT name FROM album JOIN track USING (aid) ORDER BY +title, +tn DESC
  }
} {/ORDER BY/}   ;# separate sorting pass due to "+" on ORDER BY terms

# The same query with ORDER BY optimizations turned off via built-in test.
#
do_test 3.3a {
  optimization_control db order-by-idx-join 0
  db cache flush
  db eval {
    SELECT name FROM album JOIN track USING (aid) ORDER BY title, tn DESC
  }
} {one-c one-a two-b two-a three-c three-a}
do_test 3.3b {
  db eval {
    EXPLAIN QUERY PLAN
    SELECT name FROM album JOIN track USING (aid) ORDER BY title, tn DESC
  }
} {/ORDER BY/}   ;# separate sorting pass due to disabled optimization
optimization_control db all 1
db cache flush

# Without the mixed ASC/DESC on ORDER BY
#
do_test 3.4a {
  db eval {
    SELECT name FROM album JOIN track USING (aid) ORDER BY title, tn
  }
} {one-a one-c two-a two-b three-a three-c}
do_test 3.4b {
  db eval {
    SELECT name FROM album JOIN track USING (aid) ORDER BY +title, +tn
  }
} {one-a one-c two-a two-b three-a three-c}  ;# verify same order after sorting
do_test 3.4c {
  db eval {
    EXPLAIN QUERY PLAN
    SELECT name FROM album JOIN track USING (aid) ORDER BY title, tn
  }
} {/ORDER BY/}  ;# separate sorting pass due to mismatched DESC/ASC


do_test 3.5a {
  db eval {
    SELECT name FROM album JOIN track USING (aid) ORDER BY title DESC, tn DESC
  }
} {three-c three-a two-b two-a one-c one-a}
do_test 3.5b {
  db eval {
    SELECT name FROM album JOIN track USING (aid) ORDER BY +title DESC, +tn DESC
  }
} {three-c three-a two-b two-a one-c one-a}  ;# verify same order after sorting
do_test 3.5c {
  db eval {
    EXPLAIN QUERY PLAN
    SELECT name FROM album JOIN track USING (aid) ORDER BY title DESC, tn DESC
  }
} {/ORDER BY/}  ;# separate sorting pass due to mismatched ASC/DESC


do_test 3.6a {
  db eval {
    SELECT name FROM album CROSS JOIN track USING (aid) ORDER BY title DESC, tn
  }
} {three-a three-c two-a two-b one-a one-c}
do_test 3.6b {
  db eval {
    SELECT name FROM album CROSS JOIN track USING (aid)
     ORDER BY +title DESC, +tn
  }
} {three-a three-c two-a two-b one-a one-c}  ;# verify same order after sorting
do_test 3.6c {
  db eval {
    EXPLAIN QUERY PLAN
    SELECT name FROM album CROSS JOIN track USING (aid) ORDER BY title DESC, tn
  }
} {~/ORDER BY/}  ;# inverted ASC/DESC is optimized out

# Ticket 5ed1772895bf3deeab78c5e3519b1da9165c541b (2013-06-04)
# Incorrect ORDER BY on an indexed JOIN
#
do_test 4.0 {
  db eval {
    CREATE TABLE t41(a INT UNIQUE NOT NULL, b INT NOT NULL);
    CREATE INDEX t41ba ON t41(b,a);
    CREATE TABLE t42(x INT NOT NULL REFERENCES t41(a), y INT NOT NULL);
    CREATE UNIQUE INDEX t42xy ON t42(x,y);
    INSERT INTO t41 VALUES(1,1),(3,1);
    INSERT INTO t42 VALUES(1,13),(1,15),(3,14),(3,16);
    
    SELECT b, y FROM t41 CROSS JOIN t42 ON x=a ORDER BY b, y;
  }
} {1 13 1 14 1 15 1 16}



finish_test