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Avoid an infinite recursion on an illegal recursive definition of an

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fts5vocab table.

FossilOrigin-Name: 109ee07433b274a39954cef62bf67d47bcda960df9bef56127210ebf1c3c104c
This commit is contained in:
drh
2020-02-16 17:40:35 +00:00
parent fdfd45aef3
commit ac9e184e1f
4 changed files with 29 additions and 9 deletions
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13
ext/fts5/test/fts5vocab.test
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@ -542,5 +542,16 @@ do_execsql_test 10.7.3 {
SELECT * FROM t2 WHERE term=?;
}
finish_test
# 2020-02-16 Detect recursively define fts5vocab() tables.
# Error found by dbsqlfuzz.
#
reset_db
do_execsql_test 11.100 {
CREATE VIRTUAL TABLE t3 USING fts5vocab(rowid , 'col');
CREATE VIRTUAL TABLE rowid USING fts5vocab(rowid , 'instance');
} {}
do_catchsql_test 11.110 {
SELECT rowid+1,rowid, * FROM t3 WHERE null>rowid ;
} {1 {SQL logic error}}
finish_test