The function core.(*LogicalProjection).DeriveStats encountered a panic error #47331
Description
Bug Report
The function core.(*LogicalProjection).DeriveStats encountered a panic error.
1. Minimal reproduce step (Required)
SQL> create table t1(id1 varchar(2) DEFAULT '00',id2 varchar(30) NOT NULL ,id3 datetime DEFAULT NULL,id4 varchar(100) NOT NULL DEFAULT 'ecifdata',id5 datetime NOT NULL DEFAULT CURRENT_TIMESTAMP ,id6 int(11) DEFAULT NULL,id7 int(11) DEFAULT NULL, UNIQUE KEY `UI_id2` (`id2`), KEY `ix_id1` (`id1`));
SQL> create table t2(id10 varchar(40) NOT NULL ,id2 varchar(30) NOT NULL, KEY `IX_id2` (`id2`),
PRIMARY KEY (`id10`) /*T![clustered_index] NONCLUSTERED */ );
SQL> create table t3(id20 varchar(40) DEFAULT NULL, UNIQUE KEY `IX_id20` (`id20`) );
SQL> explain UPDATE t1 a
SET a.id1 = '04',
a.id3 = CURRENT_TIMESTAMP,
a.id4 = SUBSTRING_INDEX(USER(), '@', 1),
a.id5 = CURRENT_TIMESTAMP
WHERE a.id1 = '03'
AND a.id6 - IFNULL(a.id7, 0) =
(SELECT COUNT(1)
FROM t2 b, t3 c
WHERE b.id10 = c.id20
AND b.id2 = a.id2
AND b.id2 in (select rn.id2
from t1 rn
WHERE rn.id1 = '03'));
2. What did you expect to see? (Required)
No errors
3. What did you see instead (Required)
ERROR 1105 (HY000): runtime error: index out of range [8] with length 8
stack:
[err="runtime error: index out of range [8] with length 8"] [stack="github.com/pingcap/tidb/server.(*clientConn).Run.func1\n\t/home/jenkins/agent/workspace/build-common/go/src/github.com/pingcap/tidb/server/conn.go:1090\nruntime.gopanic\n\t/usr/local/go/src/runtime/panic.go:884\ngithub.com/pingcap/tidb/executor.(*Compiler).Compile.func1\n\t/home/jenkins/agent/workspace/build-common/go/src/github.com/pingcap/tidb/executor/compiler.go:72\nruntime.gopanic\n\t/usr/local/go/src/runtime/panic.go:884\nruntime.goPanicIndex\n\t/usr/local/go/src/runtime/panic.go:113\ngithub.com/pingcap/tidb/planner/core.(*LogicalProjection).DeriveStats\n\t/home/jenkins/agent/workspace/build-common/go/src/github.com/pingcap/tidb/planner/core/stats.go:1101\ngithub.com/pingcap/tidb/planner/core.(*baseLogicalPlan).recursiveDeriveStats\n\t/home/jenkins/agent/workspace/build-common/go/src/github.com/pingcap/tidb/planner/core/stats.go:133\ngithub.com/pingcap/tidb/planner/core.(*baseLogicalPlan).recursiveDeriveStats\n\t/home/jenkins/agent/workspace/build-common/go/src/github.com/pingcap/tidb/planner/core/stats.go:126\ngithub.com/pingcap/tidb/planner/core.(*baseLogicalPlan).recursiveDeriveStats\n\t/home/jenkins/agent/workspace/build-common/go/src/github.com/pingcap/tidb/planner/core/stats.go:126\ngithub.com/pingcap/tidb/planner/core.(*baseLogicalPlan).recursiveDeriveStats\n\t/home/jenkins/agent/workspace/build-common/go/src/github.com/pingcap/tidb/planner/core/stats.go:126\ngithub.com/pingcap/tidb/planner/core.(*baseLogicalPlan).recursiveDeriveStats\n\t/home/jenkins/agent/workspace/build-common/go/src/github.com/pingcap/tidb/planner/core/stats.go:126\ngithub.com/pingcap/tidb/planner/core.physicalOptimize\n\t/home/jenkins/agent/workspace/build-common/go/src/github.com/pingcap/tidb/planner/core/optimizer.go:889\ngithub.com/pingcap/tidb/planner/core.DoOptimize\n\t/home/jenkins/agent/workspace/build-common/go/src/github.com/pingcap/tidb/planner/core/optimizer.go:296\ngithub.com/pingcap/tidb/planner/core.(*PlanBuilder).buildUpdate\n\t/home/jenkins/agent/workspace/build-common/go/src/github.com/pingcap/tidb/planner/core/logical_plan_builder.go:5479\ngithub.com/pingcap/tidb/planner/core.(*PlanBuilder).Build\n\t/home/jenkins/agent/workspace/build-common/go/src/github.com/pingcap/tidb/planner/core/planbuilder.go:808\ngithub.com/pingcap/tidb/planner.buildLogicalPlan\n\t/home/jenkins/agent/workspace/build-common/go/src/github.com/pingcap/tidb/planner/optimize.go:461\ngithub.com/pingcap/tidb/planner.optimize\n\t/home/jenkins/agent/workspace/build-common/go/src/github.com/pingcap/tidb/planner/optimize.go:382\ngithub.com/pingcap/tidb/planner.Optimize\n\t/home/jenkins/agent/workspace/build-common/go/src/github.com/pingcap/tidb/planner/optimize.go:245\ngithub.com/pingcap/tidb/planner/core.(*PlanBuilder).buildExplain\n\t/home/jenkins/agent/workspace/build-common/go/src/github.com/pingcap/tidb/planner/core/planbuilder.go:4808\ngithub.com/pingcap/tidb/planner/core.(*PlanBuilder).Build\n\t/home/jenkins/agent/workspace/build-common/go/src/github.com/pingcap/tidb/planner/core/planbuilder.go:779\ngithub.com/pingcap/tidb/planner.buildLogicalPlan\n\t/home/jenkins/agent/workspace/build-common/go/src/github.com/pingcap/tidb/planner/optimize.go:461\ngithub.com/pingcap/tidb/planner.optimize\n\t/home/jenkins/agent/workspace/build-common/go/src/github.com/pingcap/tidb/planner/optimize.go:382\ngithub.com/pingcap/tidb/planner.Optimize\n\t/home/jenkins/agent/workspace/build-common/go/src/github.com/pingcap/tidb/planner/optimize.go:245\ngithub.com/pingcap/tidb/executor.(*Compiler).Compile\n\t/home/jenkins/agent/workspace/build-common/go/src/github.com/pingcap/tidb/executor/compiler.go:116\ngithub.com/pingcap/tidb/session.(*session).ExecuteStmt\n\t/home/jenkins/agent/workspace/build-common/go/src/github.com/pingcap/tidb/session/session.go:2199\ngithub.com/pingcap/tidb/server.(*TiDBContext).ExecuteStmt\n\t/home/jenkins/agent/workspace/build-common/go/src/github.com/pingcap/tidb/server/driver_tidb.go:252\ngithub.com/pingcap/tidb/server.(*clientConn).handleStmt\n\t/home/jenkins/agent/workspace/build-common/go/src/github.com/pingcap/tidb/server/conn.go:2122\ngithub.com/pingcap/tidb/server.(*clientConn).handleQuery\n\t/home/jenkins/agent/workspace/build-common/go/src/github.com/pingcap/tidb/server/conn.go:1972\ngithub.com/pingcap/tidb/server.(*clientConn).dispatch\n\t/home/jenkins/agent/workspace/build-common/go/src/github.com/pingcap/tidb/server/conn.go:1403\ngithub.com/pingcap/tidb/server.(*clientConn).Run\n\t/home/jenkins/agent/workspace/build-common/go/src/github.com/pingcap/tidb/server/conn.go:1152\ngithub.com/pingcap/tidb/server.(*Server).onConn\n\t/home/jenkins/agent/workspace/build-common/go/src/github.com/pingcap/tidb/server/server.go:648"]