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Do not allow parameters in a DEFAULT clause of a CREATE TABLE statement.

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Ticket [78c0c8c3c9f7c1].

FossilOrigin-Name: 1ad2bc1ed4c4ac81ac67a9660761f0eeb47c7fef
This commit is contained in:
drh
2014-09-24 13:20:22 +00:00
parent 9bfdc25062
commit feada2df39
6 changed files with 73 additions and 23 deletions
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28
test/default.test
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@ -99,4 +99,32 @@ do_execsql_test default-3.3 {
SELECT * FROM t300;
} {2147483647 2147483648 9223372036854775807 -2147483647 -2147483648 -9223372036854775808 9.22337203685478e+18 9223372036854775807}
# Do now allow bound parameters in new DEFAULT values.
# Silently convert bound parameters to NULL in DEFAULT causes
# in the sqlite_master table, for backwards compatibility.
#
db close
forcedelete test.db
sqlite3 db test.db
do_execsql_test default-4.0 {
CREATE TABLE t1(a TEXT, b TEXT DEFAULT(99));
PRAGMA writable_schema=ON;
UPDATE sqlite_master SET sql='CREATE TABLE t1(a TEXT, b TEXT DEFAULT(:xyz))';
} {}
db close
sqlite3 db test.db
do_execsql_test default-4.1 {
INSERT INTO t1(a) VALUES('xyzzy');
SELECT a, quote(b) FROM t1;
} {xyzzy NULL}
do_catchsql_test default-4.2 {
CREATE TABLE t2(a TEXT, b TEXT DEFAULT(:xyz));
} {1 {default value of column [b] is not constant}}
do_catchsql_test default-4.3 {
CREATE TABLE t2(a TEXT, b TEXT DEFAULT(abs(:xyz)));
} {1 {default value of column [b] is not constant}}
do_catchsql_test default-4.4 {
CREATE TABLE t2(a TEXT, b TEXT DEFAULT(98+coalesce(5,:xyz)));
} {1 {default value of column [b] is not constant}}
finish_test