[sqlite] Remove obsolete reference version 3.8.7.4.

third_party/sqlite/sqlite-src-3080704/test/cost.test

-# 2014-04-26
-#
-# The author disclaims copyright to this source code.  In place of
-# a legal notice, here is a blessing:
-#
-#    May you do good and not evil.
-#    May you find forgiveness for yourself and forgive others.
-#    May you share freely, never taking more than you give.
-#
-#***********************************************************************
-# 
-
-set testdir [file dirname $argv0]
-source $testdir/tester.tcl
-set testprefix cost
-
-
-do_execsql_test 1.1 {
-  CREATE TABLE t3(id INTEGER PRIMARY KEY, b NOT NULL);
-  CREATE TABLE t4(c, d, e);
-  CREATE UNIQUE INDEX i3 ON t3(b);
-  CREATE UNIQUE INDEX i4 ON t4(c, d);
-}
-do_eqp_test 1.2 {
-  SELECT e FROM t3, t4 WHERE b=c ORDER BY b, d;
-} {
-  0 0 0 {SCAN TABLE t3 USING COVERING INDEX i3} 
-  0 1 1 {SEARCH TABLE t4 USING INDEX i4 (c=?)}
-}
-
-
-do_execsql_test 2.1 {
-  CREATE TABLE t1(a, b);
-  CREATE INDEX i1 ON t1(a);
-}
-
-# It is better to use an index for ORDER BY than sort externally, even 
-# if the index is a non-covering index.
-do_eqp_test 2.2 {
-  SELECT * FROM t1 ORDER BY a;
-} {
-  0 0 0 {SCAN TABLE t1 USING INDEX i1}
-}
-
-do_execsql_test 3.1 {
-  CREATE TABLE t5(a INTEGER PRIMARY KEY,b,c,d,e,f,g);
-  CREATE INDEX t5b ON t5(b);
-  CREATE INDEX t5c ON t5(c);
-  CREATE INDEX t5d ON t5(d);
-  CREATE INDEX t5e ON t5(e);
-  CREATE INDEX t5f ON t5(f);
-  CREATE INDEX t5g ON t5(g);
-}
-
-do_eqp_test 3.2 {
-  SELECT a FROM t5 
-  WHERE b IS NULL OR c IS NULL OR d IS NULL 
-  ORDER BY a;
-} {
-  0 0 0 {SEARCH TABLE t5 USING INDEX t5b (b=?)} 
-  0 0 0 {SEARCH TABLE t5 USING INDEX t5c (c=?)} 
-  0 0 0 {SEARCH TABLE t5 USING INDEX t5d (d=?)} 
-  0 0 0 {USE TEMP B-TREE FOR ORDER BY}
-}
-
-#-------------------------------------------------------------------------
-# If there is no likelihood() or stat3 data, SQLite assumes that a closed
-# range scan (e.g. one constrained by "col BETWEEN ? AND ?" constraint)
-# visits 1/64 of the rows in a table.
-#
-# Note: 1/63 =~ 0.016
-# Note: 1/65 =~ 0.015
-#
-reset_db
-do_execsql_test 4.1 {
-  CREATE TABLE t1(a, b);
-  CREATE INDEX i1 ON t1(a);
-  CREATE INDEX i2 ON t1(b);
-}
-do_eqp_test 4.2 {
-  SELECT * FROM t1 WHERE likelihood(a=?, 0.014) AND b BETWEEN ? AND ?;
-} {
-  0 0 0 {SEARCH TABLE t1 USING INDEX i1 (a=?)}
-}
-do_eqp_test 4.3 {
-  SELECT * FROM t1 WHERE likelihood(a=?, 0.016) AND b BETWEEN ? AND ?;
-} {
-  0 0 0 {SEARCH TABLE t1 USING INDEX i2 (b>? AND b<?)}
-}
-
-
-#-------------------------------------------------------------------------
-#
-reset_db
-do_execsql_test 5.1 {
-  CREATE TABLE t2(x, y);
-  CREATE INDEX t2i1 ON t2(x);
-}
-
-do_eqp_test 5.2 {
-  SELECT * FROM t2 ORDER BY x, y;
-} {
-  0 0 0 {SCAN TABLE t2 USING INDEX t2i1} 
-  0 0 0 {USE TEMP B-TREE FOR RIGHT PART OF ORDER BY}
-}
-
-do_eqp_test 5.3 {
-  SELECT * FROM t2 WHERE x BETWEEN ? AND ? ORDER BY rowid;
-} {
-  0 0 0 {SEARCH TABLE t2 USING INDEX t2i1 (x>? AND x<?)} 
-  0 0 0 {USE TEMP B-TREE FOR ORDER BY}
-}
-
-# where7.test, where8.test:
-#
-do_execsql_test 6.1 {
-  CREATE TABLE t3(a INTEGER PRIMARY KEY, b, c);
-  CREATE INDEX t3i1 ON t3(b);
-  CREATE INDEX t3i2 ON t3(c);
-}
-
-do_eqp_test 6.2 {
-  SELECT a FROM t3 WHERE (b BETWEEN 2 AND 4) OR c=100 ORDER BY a
-} {
-  0 0 0 {SEARCH TABLE t3 USING INDEX t3i1 (b>? AND b<?)} 
-  0 0 0 {SEARCH TABLE t3 USING INDEX t3i2 (c=?)}
-  0 0 0 {USE TEMP B-TREE FOR ORDER BY}
-}
-
-#-------------------------------------------------------------------------
-#
-reset_db
-do_execsql_test 7.1 {
-  CREATE TABLE t1(a INTEGER PRIMARY KEY,b,c,d,e,f,g);
-  CREATE INDEX t1b ON t1(b);
-  CREATE INDEX t1c ON t1(c);
-  CREATE INDEX t1d ON t1(d);
-  CREATE INDEX t1e ON t1(e);
-  CREATE INDEX t1f ON t1(f);
-  CREATE INDEX t1g ON t1(g);
-}
-
-do_eqp_test 7.2 {
-  SELECT a FROM t1
-     WHERE (b>=950 AND b<=1010) OR (b IS NULL AND c NOT NULL)
-  ORDER BY a
-} {
-  0 0 0 {SEARCH TABLE t1 USING INDEX t1b (b>? AND b<?)} 
-  0 0 0 {SEARCH TABLE t1 USING INDEX t1b (b=?)} 
-  0 0 0 {USE TEMP B-TREE FOR ORDER BY}
-}
-
-do_eqp_test 7.3 {
-  SELECT rowid FROM t1
-  WHERE (+b IS NULL AND c NOT NULL AND d NOT NULL)
-        OR (b NOT NULL AND c IS NULL AND d NOT NULL)
-        OR (b NOT NULL AND c NOT NULL AND d IS NULL)
-} {
-  0 0 0 {SCAN TABLE t1}
-}
-
-do_eqp_test 7.4 {
-  SELECT rowid FROM t1 WHERE (+b IS NULL AND c NOT NULL) OR c IS NULL
-} {
-  0 0 0 {SCAN TABLE t1}
-}
-
-#-------------------------------------------------------------------------
-#
-reset_db
-do_execsql_test 8.1 {
-  CREATE TABLE composer(
-    cid INTEGER PRIMARY KEY,
-    cname TEXT
-  );
-  CREATE TABLE album(
-    aid INTEGER PRIMARY KEY,
-    aname TEXT
-  );
-  CREATE TABLE track(
-    tid INTEGER PRIMARY KEY,
-    cid INTEGER REFERENCES composer,
-    aid INTEGER REFERENCES album,
-    title TEXT
-  );
-  CREATE INDEX track_i1 ON track(cid);
-  CREATE INDEX track_i2 ON track(aid);
-}
-
-do_eqp_test 8.2 {
-  SELECT DISTINCT aname
-    FROM album, composer, track
-   WHERE cname LIKE '%bach%'
-     AND unlikely(composer.cid=track.cid)
-     AND unlikely(album.aid=track.aid);
-} {
-  0 0 2 {SCAN TABLE track} 
-  0 1 0 {SEARCH TABLE album USING INTEGER PRIMARY KEY (rowid=?)}
-  0 2 1 {SEARCH TABLE composer USING INTEGER PRIMARY KEY (rowid=?)}
-  0 0 0 {USE TEMP B-TREE FOR DISTINCT}
-}
-
-#-------------------------------------------------------------------------
-#
-do_execsql_test 9.1 {
-  CREATE TABLE t1(
-    a,b,c,d,e, f,g,h,i,j,
-    k,l,m,n,o, p,q,r,s,t
-  );
-  CREATE INDEX i1 ON t1(k,l,m,n,o,p,q,r,s,t);
-}
-do_test 9.2 {
-  for {set i 0} {$i < 100} {incr i} {
-    execsql { INSERT INTO t1 DEFAULT VALUES }
-  }
-  execsql {
-    ANALYZE;
-    CREATE INDEX i2 ON t1(a,b,c,d,e,f,g,h,i,j);
-  }
-} {}
-
-set L [list a=? b=? c=? d=? e=? f=? g=? h=? i=? j=?]
-foreach {tn nTerm nRow} {
-  1   1 10
-  2   2  9
-  3   3  8
-  4   4  7
-  5   5  6
-  6   6  5
-  7   7  5
-  8   8  5
-  9   9  5
-  10 10  5
-} {
-  set w [join [lrange $L 0 [expr $nTerm-1]] " AND "]
-  set p1 [expr ($nRow-1) / 100.0]
-  set p2 [expr ($nRow+1) / 100.0]
-
-  set sql1 "SELECT * FROM t1 WHERE likelihood(k=?, $p1) AND $w"
-  set sql2 "SELECT * FROM t1 WHERE likelihood(k=?, $p2) AND $w"
-
-  do_eqp_test 9.3.$tn.1 $sql1 {/INDEX i1/}
-  do_eqp_test 9.3.$tn.2 $sql2 {/INDEX i2/}
-}
-
-
-#-------------------------------------------------------------------------
-#
-
-ifcapable stat4 {
-  do_execsql_test 10.1 {
-    CREATE TABLE t6(a, b, c);
-    CREATE INDEX t6i1 ON t6(a, b);
-    CREATE INDEX t6i2 ON t6(c);
-  }
-  
-  do_test 10.2 {
-    for {set i 0} {$i < 16} {incr i} {
-      execsql { INSERT INTO t6 VALUES($i%4, 'xyz', $i%8) }
-    }
-    execsql ANALYZE
-  } {}
-
-  do_eqp_test 10.3 {
-    SELECT rowid FROM t6 WHERE a=0 AND c=0
-  } {
-    0 0 0 {SEARCH TABLE t6 USING INDEX t6i2 (c=?)}
-  }
-
-  do_eqp_test 10.4 {
-    SELECT rowid FROM t6 WHERE a=0 AND b='xyz' AND c=0
-  } {
-    0 0 0 {SEARCH TABLE t6 USING INDEX t6i2 (c=?)}
-  }
-
-  do_eqp_test 10.5 {
-    SELECT rowid FROM t6 WHERE likelihood(a=0, 0.1) AND c=0
-  } {
-    0 0 0 {SEARCH TABLE t6 USING INDEX t6i1 (a=?)}
-  }
-
-  do_eqp_test 10.6 {
-    SELECT rowid FROM t6 WHERE likelihood(a=0, 0.1) AND b='xyz' AND c=0
-  } {
-    0 0 0 {SEARCH TABLE t6 USING INDEX t6i1 (a=? AND b=?)}
-  }
-}
-
-finish_test
-
-
-