xxq250
/
homework-jianmu
1
0
Fork 0
Code Issues Pull Requests 1 Actions Packages Projects Releases Wiki Activity

Merge pull request #6501 from taosdata/feature/TD-4394 

[TD-4394]fix core when select data after modify tag width
This commit is contained in:
codedump 2021-06-17 13:56:30 +08:00 committed by GitHub
parent 3e928774d1 c77c1091a3
commit 4066fb7c50
No known key found for this signature in database
GPG Key ID: 4AEE18F83AFDEB23
3 changed files with 8 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
src/mnode/src/mnodeTable.c
View File

@ -1475,6 +1475,7 @@ static int32_t mnodeChangeSuperTableColumn(SMnodeMsg *pMsg) {
SSchema *schema = (SSchema *) (pStable->schema + col);
ASSERT(schema->type == TSDB_DATA_TYPE_BINARY || schema->type == TSDB_DATA_TYPE_NCHAR);
schema->bytes = pAlter->schema[0].bytes;
pStable->sversion++;
mInfo("msg:%p, app:%p stable %s, start to modify column %s len to %d", pMsg, pMsg->rpcMsg.ahandle, pStable->info.tableId,
name, schema->bytes);
@ -1504,6 +1505,7 @@ static int32_t mnodeChangeSuperTableTag(SMnodeMsg *pMsg) {
SSchema *schema = (SSchema *) (pStable->schema + col + pStable->numOfColumns);
ASSERT(schema->type == TSDB_DATA_TYPE_BINARY || schema->type == TSDB_DATA_TYPE_NCHAR);
schema->bytes = pAlter->schema[0].bytes;
pStable->tversion++;
mInfo("msg:%p, app:%p stable %s, start to modify tag len %s to %d", pMsg, pMsg->rpcMsg.ahandle, pStable->info.tableId,
name, schema->bytes);

3
src/query/src/qExecutor.c
View File

@ -7527,7 +7527,8 @@ static void doSetTagValueToResultBuf(char* output, const char* val, int16_t type
if (IS_VAR_DATA_TYPE(type)) {
// Binary data overflows for sort of unknown reasons. Let trim the overflow data
if (varDataTLen(val) > bytes) {
int32_t len = bytes - VARSTR_HEADER_SIZE; // remain available space
int32_t maxLen = bytes - VARSTR_HEADER_SIZE;
int32_t len = (varDataLen(val) > maxLen)? maxLen:varDataLen(val);
memcpy(varDataVal(output), varDataVal(val), len);
varDataSetLen(output, len);
} else {

6
src/tsdb/src/tsdbMeta.c
View File

@ -148,7 +148,9 @@ int tsdbCreateTable(STsdbRepo *repo, STableCfg *pCfg) {
return 0;
_err:
tsdbFreeTable(super);
if (newSuper) {
tsdbFreeTable(super);
}
tsdbFreeTable(table);
return -1;
}
@ -211,7 +213,7 @@ void *tsdbGetTableTagVal(const void* pTable, int32_t colId, int16_t type, int16_
}
char *val = tdGetKVRowValOfCol(((STable*)pTable)->tagVal, colId);
assert(type == pCol->type && bytes == pCol->bytes);
assert(type == pCol->type && bytes >= pCol->bytes);
// if (val != NULL && IS_VAR_DATA_TYPE(type)) {
// assert(varDataLen(val) < pCol->bytes);