Adding upstream version 1.37.0.
Signed-off-by: Daniel Baumann <daniel@debian.org>
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385
testdata/tcl/indexedby.test
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testdata/tcl/indexedby.test
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# 2008-10-04
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#
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# The author disclaims copyright to this source code. In place of
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# a legal notice, here is a blessing:
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#
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# May you do good and not evil.
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# May you find forgiveness for yourself and forgive others.
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# May you share freely, never taking more than you give.
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#
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#***********************************************************************
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#
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set testdir [file dirname $argv0]
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source $testdir/tester.tcl
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set ::testprefix indexedby
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# Create a schema with some indexes.
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#
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do_test indexedby-1.1 {
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execsql {
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CREATE TABLE t1(a, b);
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CREATE INDEX i1 ON t1(a);
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CREATE INDEX i2 ON t1(b);
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CREATE TABLE t2(c, d);
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CREATE INDEX i3 ON t2(c);
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CREATE INDEX i4 ON t2(d);
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CREATE TABLE t3(e PRIMARY KEY, f);
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CREATE VIEW v1 AS SELECT * FROM t1;
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}
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} {}
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# Explain Query Plan
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#
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proc EQP {sql} {
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uplevel "execsql {EXPLAIN QUERY PLAN $sql}"
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}
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# These tests are to check that "EXPLAIN QUERY PLAN" is working as expected.
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#
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do_eqp_test indexedby-1.2 {
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select * from t1 WHERE a = 10;
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} {SEARCH t1 USING INDEX i1 (a=?)}
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do_eqp_test indexedby-1.3 {
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select * from t1 ;
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} {SCAN t1}
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do_eqp_test indexedby-1.4 {
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select * from t1, t2 WHERE c = 10;
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} {
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QUERY PLAN
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|--SEARCH t2 USING INDEX i3 (c=?)
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`--SCAN t1
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}
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# Parser tests. Test that an INDEXED BY or NOT INDEX clause can be
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# attached to a table in the FROM clause, but not to a sub-select or
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# SQL view. Also test that specifying an index that does not exist or
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# is attached to a different table is detected as an error.
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#
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# X-EVIDENCE-OF: R-07004-11522 -- syntax diagram qualified-table-name
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#
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# EVIDENCE-OF: R-58230-57098 The "INDEXED BY index-name" phrase
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# specifies that the named index must be used in order to look up values
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# on the preceding table.
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#
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do_test indexedby-2.1 {
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execsql { SELECT * FROM t1 NOT INDEXED WHERE a = 'one' AND b = 'two'}
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} {}
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do_test indexedby-2.1b {
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execsql { SELECT * FROM main.t1 NOT INDEXED WHERE a = 'one' AND b = 'two'}
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} {}
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do_test indexedby-2.2 {
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execsql { SELECT * FROM t1 INDEXED BY i1 WHERE a = 'one' AND b = 'two'}
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} {}
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do_test indexedby-2.2b {
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execsql { SELECT * FROM main.t1 INDEXED BY i1 WHERE a = 'one' AND b = 'two'}
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} {}
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do_test indexedby-2.3 {
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execsql { SELECT * FROM t1 INDEXED BY i2 WHERE a = 'one' AND b = 'two'}
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} {}
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# EVIDENCE-OF: R-44699-55558 The INDEXED BY clause does not give the
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# optimizer hints about which index to use; it gives the optimizer a
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# requirement of which index to use.
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# EVIDENCE-OF: R-15800-25719 If index-name does not exist or cannot be
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# used for the query, then the preparation of the SQL statement fails.
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#
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do_test indexedby-2.4 {
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catchsql { SELECT * FROM t1 INDEXED BY i3 WHERE a = 'one' AND b = 'two'}
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} {1 {no such index: i3}}
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# EVIDENCE-OF: R-05301-32681 If the query optimizer is unable to use the
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# index specified by the INDEXED BY clause, then the query will fail
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# with an error.
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do_test indexedby-2.4.1 {
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catchsql { SELECT b FROM t1 INDEXED BY i1 WHERE b = 'two' }
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} {0 {}}
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do_test indexedby-2.5 {
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catchsql { SELECT * FROM t1 INDEXED BY i5 WHERE a = 'one' AND b = 'two'}
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} {1 {no such index: i5}}
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do_test indexedby-2.6 {
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catchsql { SELECT * FROM t1 INDEXED BY WHERE a = 'one' AND b = 'two'}
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} {1 {near "WHERE": syntax error}}
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do_test indexedby-2.7 {
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catchsql { SELECT * FROM v1 INDEXED BY i1 WHERE a = 'one' }
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} {1 {no such index: i1}}
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# Tests for single table cases.
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#
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# EVIDENCE-OF: R-37002-28871 The "NOT INDEXED" clause specifies that no
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# index shall be used when accessing the preceding table, including
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# implied indices create by UNIQUE and PRIMARY KEY constraints. However,
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# the rowid can still be used to look up entries even when "NOT INDEXED"
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# is specified.
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#
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do_eqp_test indexedby-3.1 {
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SELECT * FROM t1 WHERE a = 'one' AND b = 'two'
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} {/SEARCH t1 USING INDEX/}
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do_eqp_test indexedby-3.1.1 {
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SELECT * FROM t1 NOT INDEXED WHERE a = 'one' AND b = 'two'
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} {SCAN t1}
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do_eqp_test indexedby-3.1.2 {
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SELECT * FROM t1 NOT INDEXED WHERE rowid=1
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} {/SEARCH t1 USING INTEGER PRIMARY KEY .rowid=/}
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do_eqp_test indexedby-3.2 {
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SELECT * FROM t1 INDEXED BY i1 WHERE a = 'one' AND b = 'two'
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} {SEARCH t1 USING INDEX i1 (a=?)}
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do_eqp_test indexedby-3.3 {
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SELECT * FROM t1 INDEXED BY i2 WHERE a = 'one' AND b = 'two'
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} {SEARCH t1 USING INDEX i2 (b=?)}
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do_test indexedby-3.4 {
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catchsql { SELECT * FROM t1 INDEXED BY i2 WHERE a = 'one' }
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} {0 {}}
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do_test indexedby-3.5 {
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catchsql { SELECT * FROM t1 INDEXED BY i2 ORDER BY a }
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} {0 {}}
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do_test indexedby-3.6 {
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catchsql { SELECT * FROM t1 INDEXED BY i1 WHERE a = 'one' }
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} {0 {}}
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do_test indexedby-3.7 {
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catchsql { SELECT * FROM t1 INDEXED BY i1 ORDER BY a }
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} {0 {}}
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do_eqp_test indexedby-3.8 {
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SELECT * FROM t3 INDEXED BY sqlite_autoindex_t3_1 ORDER BY e
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} {SCAN t3 USING INDEX sqlite_autoindex_t3_1}
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do_eqp_test indexedby-3.9 {
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SELECT * FROM t3 INDEXED BY sqlite_autoindex_t3_1 WHERE e = 10
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} {SEARCH t3 USING INDEX sqlite_autoindex_t3_1 (e=?)}
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do_test indexedby-3.10 {
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catchsql { SELECT * FROM t3 INDEXED BY sqlite_autoindex_t3_1 WHERE f = 10 }
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} {0 {}}
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do_test indexedby-3.11 {
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catchsql { SELECT * FROM t3 INDEXED BY sqlite_autoindex_t3_2 WHERE f = 10 }
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} {1 {no such index: sqlite_autoindex_t3_2}}
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# Tests for multiple table cases.
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#
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do_eqp_test indexedby-4.1 {
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SELECT * FROM t1, t2 WHERE a = c
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} {
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QUERY PLAN
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|--SCAN t1
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`--SEARCH t2 USING INDEX i3 (c=?)
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}
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do_eqp_test indexedby-4.2 {
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SELECT * FROM t1 INDEXED BY i1, t2 WHERE a = c
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} {
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QUERY PLAN
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|--SCAN t1 USING INDEX i1
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`--SEARCH t2 USING INDEX i3 (c=?)
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}
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do_test indexedby-4.3 {
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catchsql {
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SELECT * FROM t1 INDEXED BY i1, t2 INDEXED BY i3 WHERE a=c
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}
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} {0 {}}
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do_test indexedby-4.4 {
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catchsql {
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SELECT * FROM t2 INDEXED BY i3, t1 INDEXED BY i1 WHERE a=c
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}
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} {0 {}}
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# Test embedding an INDEXED BY in a CREATE VIEW statement. This block
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# also tests that nothing bad happens if an index refered to by
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# a CREATE VIEW statement is dropped and recreated.
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#
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do_execsql_test indexedby-5.1 {
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CREATE VIEW v2 AS SELECT * FROM t1 INDEXED BY i1 WHERE a > 5;
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EXPLAIN QUERY PLAN SELECT * FROM v2
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} {/*SEARCH t1 USING INDEX i1 (a>?)*/}
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do_execsql_test indexedby-5.2 {
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EXPLAIN QUERY PLAN SELECT * FROM v2 WHERE b = 10
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} {/*SEARCH t1 USING INDEX i1 (a>?)*/}
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do_test indexedby-5.3 {
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execsql { DROP INDEX i1 }
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catchsql { SELECT * FROM v2 }
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} {1 {no such index: i1}}
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do_test indexedby-5.4 {
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# Recreate index i1 in such a way as it cannot be used by the view query.
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execsql { CREATE INDEX i1 ON t1(b) }
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catchsql { SELECT * FROM v2 }
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} {0 {}}
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do_test indexedby-5.5 {
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# Drop and recreate index i1 again. This time, create it so that it can
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# be used by the query.
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execsql { DROP INDEX i1 ; CREATE INDEX i1 ON t1(a) }
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catchsql { SELECT * FROM v2 }
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} {0 {}}
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# Test that "NOT INDEXED" may use the rowid index, but not others.
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#
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do_eqp_test indexedby-6.1 {
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SELECT * FROM t1 WHERE b = 10 ORDER BY rowid
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} {SEARCH t1 USING INDEX i2 (b=?)}
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do_eqp_test indexedby-6.2 {
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SELECT * FROM t1 NOT INDEXED WHERE b = 10 ORDER BY rowid
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} {SCAN t1}
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# EVIDENCE-OF: R-40297-14464 The INDEXED BY phrase forces the SQLite
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# query planner to use a particular named index on a DELETE, SELECT, or
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# UPDATE statement.
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#
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# Test that "INDEXED BY" can be used in a DELETE statement.
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#
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do_eqp_test indexedby-7.1 {
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DELETE FROM t1 WHERE a = 5
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} {SEARCH t1 USING INDEX i1 (a=?)}
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do_eqp_test indexedby-7.2 {
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DELETE FROM t1 NOT INDEXED WHERE a = 5
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} {SCAN t1}
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do_eqp_test indexedby-7.3 {
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DELETE FROM t1 INDEXED BY i1 WHERE a = 5
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} {SEARCH t1 USING INDEX i1 (a=?)}
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do_eqp_test indexedby-7.4 {
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DELETE FROM t1 INDEXED BY i1 WHERE a = 5 AND b = 10
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} {SEARCH t1 USING INDEX i1 (a=?)}
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do_eqp_test indexedby-7.5 {
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DELETE FROM t1 INDEXED BY i2 WHERE a = 5 AND b = 10
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} {SEARCH t1 USING INDEX i2 (b=?)}
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do_test indexedby-7.6 {
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catchsql { DELETE FROM t1 INDEXED BY i2 WHERE a = 5}
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} {0 {}}
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# Test that "INDEXED BY" can be used in an UPDATE statement.
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#
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do_eqp_test indexedby-8.1 {
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UPDATE t1 SET rowid=rowid+1 WHERE a = 5
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} {SEARCH t1 USING COVERING INDEX i1 (a=?)}
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do_eqp_test indexedby-8.2 {
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UPDATE t1 NOT INDEXED SET rowid=rowid+1 WHERE a = 5
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} {SCAN t1}
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do_eqp_test indexedby-8.3 {
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UPDATE t1 INDEXED BY i1 SET rowid=rowid+1 WHERE a = 5
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} {SEARCH t1 USING COVERING INDEX i1 (a=?)}
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do_eqp_test indexedby-8.4 {
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UPDATE t1 INDEXED BY i1 SET rowid=rowid+1 WHERE a = 5 AND b = 10
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} {SEARCH t1 USING INDEX i1 (a=?)}
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do_eqp_test indexedby-8.5 {
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UPDATE t1 INDEXED BY i2 SET rowid=rowid+1 WHERE a = 5 AND b = 10
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} {SEARCH t1 USING INDEX i2 (b=?)}
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do_test indexedby-8.6 {
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catchsql { UPDATE t1 INDEXED BY i2 SET rowid=rowid+1 WHERE a = 5}
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} {0 {}}
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# Test that bug #3560 is fixed.
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#
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do_test indexedby-9.1 {
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execsql {
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CREATE TABLE maintable( id integer);
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CREATE TABLE joinme(id_int integer, id_text text);
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CREATE INDEX joinme_id_text_idx on joinme(id_text);
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CREATE INDEX joinme_id_int_idx on joinme(id_int);
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}
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} {}
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do_test indexedby-9.2 {
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catchsql {
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select * from maintable as m inner join
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joinme as j indexed by joinme_id_text_idx
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on ( m.id = j.id_int)
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}
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} {0 {}}
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do_test indexedby-9.3 {
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catchsql { select * from maintable, joinme INDEXED by joinme_id_text_idx }
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} {0 {}}
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# Make sure we can still create tables, indices, and columns whose name
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# is "indexed".
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#
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do_test indexedby-10.1 {
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execsql {
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CREATE TABLE indexed(x,y);
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INSERT INTO indexed VALUES(1,2);
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SELECT * FROM indexed;
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}
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} {1 2}
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do_test indexedby-10.2 {
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execsql {
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CREATE INDEX i10 ON indexed(x);
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SELECT * FROM indexed indexed by i10 where x>0;
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}
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} {1 2}
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do_test indexedby-10.3 {
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execsql {
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DROP TABLE indexed;
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CREATE TABLE t10(indexed INTEGER);
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INSERT INTO t10 VALUES(1);
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CREATE INDEX indexed ON t10(indexed);
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SELECT * FROM t10 indexed by indexed WHERE indexed>0
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}
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} {1}
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#-------------------------------------------------------------------------
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# Ensure that the rowid at the end of each index entry may be used
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# for equality constraints in the same way as other indexed fields.
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#
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do_execsql_test 11.1 {
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CREATE TABLE x1(a, b TEXT);
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CREATE INDEX x1i ON x1(a, b);
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INSERT INTO x1 VALUES(1, 1);
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INSERT INTO x1 VALUES(1, 1);
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INSERT INTO x1 VALUES(1, 1);
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INSERT INTO x1 VALUES(1, 1);
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}
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do_execsql_test 11.2 {
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SELECT a,b,rowid FROM x1 INDEXED BY x1i WHERE a=1 AND b=1 AND rowid=3;
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} {1 1 3}
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do_execsql_test 11.3 {
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SELECT a,b,rowid FROM x1 INDEXED BY x1i WHERE a=1 AND b=1 AND rowid='3';
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} {1 1 3}
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do_execsql_test 11.4 {
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SELECT a,b,rowid FROM x1 INDEXED BY x1i WHERE a=1 AND b=1 AND rowid='3.0';
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} {1 1 3}
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do_eqp_test 11.5 {
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SELECT a,b,rowid FROM x1 INDEXED BY x1i WHERE a=1 AND b=1 AND rowid='3.0';
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} {SEARCH x1 USING COVERING INDEX x1i (a=? AND b=? AND rowid=?)}
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do_execsql_test 11.6 {
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CREATE TABLE x2(c INTEGER PRIMARY KEY, a, b TEXT);
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CREATE INDEX x2i ON x2(a, b);
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INSERT INTO x2 VALUES(1, 1, 1);
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INSERT INTO x2 VALUES(2, 1, 1);
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INSERT INTO x2 VALUES(3, 1, 1);
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INSERT INTO x2 VALUES(4, 1, 1);
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}
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do_execsql_test 11.7 {
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SELECT a,b,c FROM x2 INDEXED BY x2i WHERE a=1 AND b=1 AND c=3;
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} {1 1 3}
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do_execsql_test 11.8 {
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SELECT a,b,c FROM x2 INDEXED BY x2i WHERE a=1 AND b=1 AND c='3';
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} {1 1 3}
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do_execsql_test 11.9 {
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SELECT a,b,c FROM x2 INDEXED BY x2i WHERE a=1 AND b=1 AND c='3.0';
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} {1 1 3}
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do_eqp_test 11.10 {
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SELECT a,b,c FROM x2 INDEXED BY x2i WHERE a=1 AND b=1 AND c='3.0';
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} {SEARCH x2 USING COVERING INDEX x2i (a=? AND b=? AND rowid=?)}
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#-------------------------------------------------------------------------
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# Check INDEXED BY works (throws an exception) with partial indexes that
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# cannot be used.
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do_execsql_test 12.1 {
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CREATE TABLE o1(x INTEGER PRIMARY KEY, y, z);
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CREATE INDEX p1 ON o1(z);
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CREATE INDEX p2 ON o1(y) WHERE z=1;
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}
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do_catchsql_test 12.2 {
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SELECT * FROM o1 INDEXED BY p2 ORDER BY 1;
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} {1 {no query solution}}
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do_execsql_test 12.3 {
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DROP INDEX p1;
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DROP INDEX p2;
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CREATE INDEX p2 ON o1(y) WHERE z=1;
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CREATE INDEX p1 ON o1(z);
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}
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do_catchsql_test 12.4 {
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SELECT * FROM o1 INDEXED BY p2 ORDER BY 1;
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} {1 {no query solution}}
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finish_test
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