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Prevent NULLS FIRST/LAST from being used in CREATE INDEX and other statements.

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FossilOrigin-Name: bb9767a287097a615aeb4abdba689b10e1a1c36c016c8e55905b508075e62c86
This commit is contained in:
dan
2019-08-19 17:26:32 +00:00
parent 8328369740
commit 9105fd5189
8 changed files with 96 additions and 17 deletions
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38
test/nulls1.test
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@ -83,5 +83,43 @@ do_execsql_test 2.2 {
1 1 1
}
#-------------------------------------------------------------------------
reset_db
do_execsql_test 3.0 {
CREATE TABLE t1(a, b, c, d, UNIQUE (b));
}
foreach {tn sql err} {
1 { CREATE INDEX i1 ON t1(a ASC NULLS LAST) } LAST
2 { CREATE INDEX i1 ON t1(a ASC NULLS FIRST) } FIRST
3 { CREATE INDEX i1 ON t1(a, b ASC NULLS LAST) } LAST
4 { CREATE INDEX i1 ON t1(a, b ASC NULLS FIRST) } FIRST
5 { CREATE INDEX i1 ON t1(a DESC NULLS LAST) } LAST
6 { CREATE INDEX i1 ON t1(a DESC NULLS FIRST) } FIRST
7 { CREATE INDEX i1 ON t1(a, b DESC NULLS LAST) } LAST
8 { CREATE INDEX i1 ON t1(a, b DESC NULLS FIRST) } FIRST
9 { CREATE TABLE t2(a, b, PRIMARY KEY(a DESC, b NULLS FIRST)) } FIRST
10 { CREATE TABLE t2(a, b, UNIQUE(a DESC NULLS FIRST, b)) } FIRST
11 { INSERT INTO t1 VALUES(1, 2, 3, 4)
ON CONFLICT (b DESC NULLS LAST) DO UPDATE SET a = a+1 } LAST
12 {
CREATE TRIGGER tr1 AFTER INSERT ON t1 BEGIN
INSERT INTO t1 VALUES(1, 2, 3, 4)
ON CONFLICT (b DESC NULLS FIRST) DO UPDATE SET a = a+1;
END
} FIRST
} {
do_catchsql_test 3.1.$tn $sql "1 {unsupported use of NULLS $err}"
}
do_execsql_test 3.2 {
CREATE TABLE first(nulls, last);
INSERT INTO first(last, nulls) VALUES(100,200), (300,400), (200,300);
SELECT * FROM first ORDER BY nulls;
} {
200 100
300 200
400 300
}
finish_test