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Do not confuse the constant SQLITE_MAX_ATTACHED with the maximum number of

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schemas.  Add the new SQLITE_MAX_DB constant for the maximum number of
schemas.  [forum:/forumpost/a006d86f72|Forum post a006d86f72].

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drh
2021-03-10 16:35:37 +00:00
parent bc3c4e0830
commit 099b385d17
9 changed files with 74 additions and 20 deletions
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15
test/attach.test
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@ -910,4 +910,19 @@ do_execsql_test attach-12.1 {
PRAGMA integrity_check;
} {ok}
# 2021-03-10 Forum post https://sqlite.org/forum/forumpost/a006d86f72
#
reset_db
do_test attach-13.1 {
sqlite3 db :memory:
db eval {CREATE TABLE base(x);}
for {set i 0} {$i<$SQLITE_MAX_ATTACHED} {incr i} {
db eval "ATTACH ':memory:' AS a$i"
}
set m "a[expr {$SQLITE_MAX_ATTACHED-1}]"
db eval "CREATE TABLE $m.t1(a INTEGER PRIMARY KEY, b);"
db eval "CREATE TABLE $m.t2(a INTEGER PRIMARY KEY, b);"
db eval {SELECT a FROM t1 WHERE b IN (SELECT a FROM t2);}
} {}
finish_test