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} {t1i1 {4 4} t1i2 {4 1} t1i3 {4 4 1}}
do_test analyze-3.3 {
execsql {
INSERT INTO t1 VALUES(2,5);
ANALYZE main;
SELECT idx, stat FROM sqlite_stat1 ORDER BY idx;
}
} {t1i1 {5 4} t1i2 {5 2} t1i3 {5 4 1}}
} {t1i1 {5 3} t1i2 {5 2} t1i3 {5 3 1}}
do_test analyze-3.4 {
execsql {
CREATE TABLE t2 AS SELECT * FROM t1;
CREATE INDEX t2i1 ON t2(a);
CREATE INDEX t2i2 ON t2(b);
CREATE INDEX t2i3 ON t2(a,b);
ANALYZE;
SELECT idx, stat FROM sqlite_stat1 ORDER BY idx;
}
} {t1i1 {5 4} t1i2 {5 2} t1i3 {5 4 1} t2i1 {5 4} t2i2 {5 2} t2i3 {5 4 1}}
} {t1i1 {5 3} t1i2 {5 2} t1i3 {5 3 1} t2i1 {5 3} t2i2 {5 2} t2i3 {5 3 1}}
do_test analyze-3.5 {
execsql {
DROP INDEX t2i3;
ANALYZE t1;
SELECT idx, stat FROM sqlite_stat1 ORDER BY idx;
}
} {t1i1 {5 4} t1i2 {5 2} t1i3 {5 4 1} t2i1 {5 4} t2i2 {5 2}}
} {t1i1 {5 3} t1i2 {5 2} t1i3 {5 3 1} t2i1 {5 3} t2i2 {5 2}}
do_test analyze-3.6 {
execsql {
ANALYZE t2;
SELECT idx, stat FROM sqlite_stat1 ORDER BY idx;
}
} {t1i1 {5 4} t1i2 {5 2} t1i3 {5 4 1} t2i1 {5 4} t2i2 {5 2}}
} {t1i1 {5 3} t1i2 {5 2} t1i3 {5 3 1} t2i1 {5 3} t2i2 {5 2}}
do_test analyze-3.7 {
execsql {
DROP INDEX t2i2;
ANALYZE t2;
SELECT idx, stat FROM sqlite_stat1 ORDER BY idx;
}
} {t1i1 {5 4} t1i2 {5 2} t1i3 {5 4 1} t2i1 {5 4}}
} {t1i1 {5 3} t1i2 {5 2} t1i3 {5 3 1} t2i1 {5 3}}
do_test analyze-3.8 {
execsql {
CREATE TABLE t3 AS SELECT a, b, rowid AS c, 'hi' AS d FROM t1;
CREATE INDEX t3i1 ON t3(a);
CREATE INDEX t3i2 ON t3(a,b,c,d);
CREATE INDEX t3i3 ON t3(d,b,c,a);
DROP TABLE t1;
DROP TABLE t2;
SELECT idx, stat FROM sqlite_stat1 ORDER BY idx;
}
} {}
do_test analyze-3.9 {
execsql {
ANALYZE;
SELECT idx, stat FROM sqlite_stat1 ORDER BY idx;
}
} {t3i1 {5 4} t3i2 {5 4 1 1 1} t3i3 {5 5 2 1 1}}
} {t3i1 {5 3} t3i2 {5 3 1 1 1} t3i3 {5 5 2 1 1}}
do_test analyze-3.10 {
execsql {
CREATE TABLE [silly " name](a, b, c);
CREATE INDEX 'foolish '' name' ON [silly " name](a, b);
CREATE INDEX 'another foolish '' name' ON [silly " name](c);
INSERT INTO [silly " name] VALUES(1, 2, 3);
INSERT INTO [silly " name] VALUES(4, 5, 6);
ANALYZE;
SELECT idx, stat FROM sqlite_stat1 ORDER BY idx;
}
} {{another foolish ' name} {2 1} {foolish ' name} {2 1 1} t3i1 {5 4} t3i2 {5 4 1 1 1} t3i3 {5 5 2 1 1}}
} {{another foolish ' name} {2 1} {foolish ' name} {2 1 1} t3i1 {5 3} t3i2 {5 3 1 1 1} t3i3 {5 5 2 1 1}}
do_test analyze-3.11 {
execsql {
DROP INDEX "foolish ' name";
SELECT idx, stat FROM sqlite_stat1 ORDER BY idx;
}
} {{another foolish ' name} {2 1} t3i1 {5 4} t3i2 {5 4 1 1 1} t3i3 {5 5 2 1 1}}
} {{another foolish ' name} {2 1} t3i1 {5 3} t3i2 {5 3 1 1 1} t3i3 {5 5 2 1 1}}
do_test analyze-3.11 {
execsql {
DROP TABLE "silly "" name";
SELECT idx, stat FROM sqlite_stat1 ORDER BY idx;
}
} {t3i1 {5 4} t3i2 {5 4 1 1 1} t3i3 {5 5 2 1 1}}
} {t3i1 {5 3} t3i2 {5 3 1 1 1} t3i3 {5 5 2 1 1}}
# Try corrupting the sqlite_stat1 table and make sure the
# database is still able to function.
#
do_test analyze-4.0 {
sqlite3 db2 test.db
db2 eval {
CREATE TABLE t4(x,y,z);
CREATE INDEX t4i1 ON t4(x);
CREATE INDEX t4i2 ON t4(y);
INSERT INTO t4 SELECT a,b,c FROM t3;
}
db2 close
db close
sqlite3 db test.db
execsql {
ANALYZE;
SELECT idx, stat FROM sqlite_stat1 ORDER BY idx;
}
} {t3i1 {5 4} t3i2 {5 4 1 1 1} t3i3 {5 5 2 1 1} t4i1 {5 4} t4i2 {5 2}}
} {t3i1 {5 3} t3i2 {5 3 1 1 1} t3i3 {5 5 2 1 1} t4i1 {5 3} t4i2 {5 2}}
do_test analyze-4.1 {
execsql {
PRAGMA writable_schema=on;
INSERT INTO sqlite_stat1 VALUES(null,null,null);
PRAGMA writable_schema=off;
}
db close
|