99 lines
2.4 KiB
Plaintext
99 lines
2.4 KiB
Plaintext
# 2012 March 31
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#
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# The author disclaims copyright to this source code. In place of
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# a legal notice, here is a blessing:
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#
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# May you do good and not evil.
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# May you find forgiveness for yourself and forgive others.
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# May you share freely, never taking more than you give.
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#
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#***********************************************************************
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#
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# Focus on the interaction between RELEASE and ROLLBACK TO with
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# pending query aborts. See ticket [27ca74af3c083f787a1c44b11fbb7c53bdbbcf1e].
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#
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set testdir [file dirname $argv0]
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source $testdir/tester.tcl
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# The RELEASE of an inner savepoint should not effect pending queries.
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#
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do_test savepoint7-1.1 {
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db eval {
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CREATE TABLE t1(a,b,c);
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CREATE TABLE t2(x,y,z);
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INSERT INTO t1 VALUES(1,2,3);
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INSERT INTO t1 VALUES(4,5,6);
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INSERT INTO t1 VALUES(7,8,9);
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SAVEPOINT x1;
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}
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db eval {SELECT * FROM t1} {
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db eval {
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SAVEPOINT x2;
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CREATE TABLE IF NOT EXISTS t3(xyz);
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INSERT INTO t2 VALUES($a,$b,$c);
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RELEASE x2;
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}
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}
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db eval {SELECT * FROM t2; RELEASE x1}
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} {1 2 3 4 5 6 7 8 9}
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do_test savepoint7-1.2 {
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db eval {DELETE FROM t2;}
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db eval {SELECT * FROM t1} {
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db eval {
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SAVEPOINT x2;
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INSERT INTO t2 VALUES($a,$b,$c);
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RELEASE x2;
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}
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}
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db eval {SELECT * FROM t2;}
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} {1 2 3 4 5 6 7 8 9}
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do_test savepoint7-1.3 {
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db eval {DELETE FROM t2; BEGIN;}
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db eval {SELECT * FROM t1} {
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db eval {
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SAVEPOINT x2;
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INSERT INTO t2 VALUES($a,$b,$c);
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RELEASE x2;
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}
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}
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db eval {SELECT * FROM t2; ROLLBACK;}
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} {1 2 3 4 5 6 7 8 9}
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# However, a ROLLBACK of an inner savepoint will abort all queries, including
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# queries in outer contexts.
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#
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do_test savepoint7-2.1 {
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db eval {DELETE FROM t2; SAVEPOINT x1; CREATE TABLE t4(abc);}
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set rc [catch {
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db eval {SELECT * FROM t1} {
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db eval {
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SAVEPOINT x2;
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INSERT INTO t2 VALUES($a,$b,$c);
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ROLLBACK TO x2;
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}
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}
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} msg]
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db eval {RELEASE x1}
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list $rc $msg [db eval {SELECT * FROM t2}]
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} {1 {abort due to ROLLBACK} {}}
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do_test savepoint7-2.2 {
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db eval {DELETE FROM t2;}
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set rc [catch {
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db eval {SELECT * FROM t1} {
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db eval {
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SAVEPOINT x2;
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CREATE TABLE t5(pqr);
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INSERT INTO t2 VALUES($a,$b,$c);
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ROLLBACK TO x2;
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}
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}
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} msg]
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list $rc $msg [db eval {SELECT * FROM t2}]
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} {1 {abort due to ROLLBACK} {}}
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finish_test
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