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[td-225]fix error.

This commit is contained in:
Haojun Liao 2021-03-16 11:26:29 +08:00
parent 497a0e3b31
commit 01962da413
3 changed files with 24 additions and 22 deletions
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42
src/client/src/tscSQLParser.c
View File

@ -6508,6 +6508,7 @@ int32_t doValidateSqlNode(SSqlObj* pSql, SQuerySqlNode* pQuerySqlNode, int32_t i
const char* msg5 = "too many columns in selection clause";
const char* msg6 = "too many tables in from clause";
const char* msg7 = "invalid table alias name";
const char* msg8 = "alias name too long";
int32_t code = TSDB_CODE_SUCCESS;
@ -6545,13 +6546,12 @@ int32_t doValidateSqlNode(SSqlObj* pSql, SQuerySqlNode* pQuerySqlNode, int32_t i
}
pQueryInfo->command = TSDB_SQL_SELECT;
if (fromSize > 2) {
return invalidSqlErrMsg(tscGetErrorMsgPayload(pCmd), msg6);
}
// set all query tables, which are maybe more than one.
for (int32_t i = 0; i < fromSize; ) {
for (int32_t i = 0; i < fromSize; ++i) {
STableNamePair* item = taosArrayGet(pQuerySqlNode->from->tableList, i);
SStrToken* pTableItem = &item->name;
@ -6559,7 +6559,7 @@ int32_t doValidateSqlNode(SSqlObj* pSql, SQuerySqlNode* pQuerySqlNode, int32_t i
return invalidSqlErrMsg(tscGetErrorMsgPayload(pCmd), msg0);
}
pTableItem->n = strdequote(pTableItem->z);
tscDequoteAndTrimToken(pTableItem);
SStrToken tableName = {.z = pTableItem->z, .n = pTableItem->n, .type = TK_STRING};
if (tscValidateName(&tableName) != TSDB_CODE_SUCCESS) {
@ -6570,39 +6570,41 @@ int32_t doValidateSqlNode(SSqlObj* pSql, SQuerySqlNode* pQuerySqlNode, int32_t i
tscAddEmptyMetaInfo(pQueryInfo);
}
STableMetaInfo* pTableMetaInfo1 = tscGetMetaInfo(pQueryInfo, i/2);
SStrToken t = {.type = TSDB_DATA_TYPE_BINARY, .n = pTableItem->n, .z = pTableItem->z};
code = tscSetTableFullName(pTableMetaInfo1, &t, pSql);
STableMetaInfo* pTableMetaInfo1 = tscGetMetaInfo(pQueryInfo, i);
code = tscSetTableFullName(pTableMetaInfo1, pTableItem, pSql);
if (code != TSDB_CODE_SUCCESS) {
return code;
}
SStrToken* aliasName = &item->aliasName;
if (aliasName->type != TSDB_DATA_TYPE_BINARY) {
return invalidSqlErrMsg(tscGetErrorMsgPayload(pCmd), msg7);
}
if (TPARSER_HAS_TOKEN(*aliasName)) {
if (aliasName->type != TSDB_DATA_TYPE_BINARY) {
return invalidSqlErrMsg(tscGetErrorMsgPayload(pCmd), msg7);
}
if (TPARSER_HAS_TOKEN(*aliasName) && tscValidateName(aliasName) != TSDB_CODE_SUCCESS) {
return invalidSqlErrMsg(tscGetErrorMsgPayload(pCmd), msg7);
}
tscDequoteAndTrimToken(aliasName);
// has no table alias name
if (!TPARSER_HAS_TOKEN(*aliasName)) {
strncpy(pTableMetaInfo1->aliasName, tNameGetTableName(&pTableMetaInfo1->name), tListLen(pTableMetaInfo1->aliasName));
SStrToken aliasName1 = {.z = aliasName->z, .n = aliasName->n, .type = TK_STRING};
if (tscValidateName(&aliasName1) != TSDB_CODE_SUCCESS) {
return invalidSqlErrMsg(tscGetErrorMsgPayload(pCmd), msg7);
}
if (aliasName1.n >= TSDB_TABLE_NAME_LEN) {
return invalidSqlErrMsg(tscGetErrorMsgPayload(pCmd), msg8);
}
strncpy(pTableMetaInfo1->aliasName, aliasName1.z, aliasName1.n);
} else {
tstrncpy(pTableMetaInfo1->aliasName, aliasName->z, sizeof(pTableMetaInfo1->aliasName));
strncpy(pTableMetaInfo1->aliasName, tNameGetTableName(&pTableMetaInfo1->name), tListLen(pTableMetaInfo1->aliasName));
}
code = tscGetTableMeta(pSql, pTableMetaInfo1);
if (code != TSDB_CODE_SUCCESS) {
return code;
}
i += 2;
}
assert(pQueryInfo->numOfTables == taosArrayGetSize(pQuerySqlNode->from->tableList) / 2);
assert(pQueryInfo->numOfTables == taosArrayGetSize(pQuerySqlNode->from->tableList));
bool isSTable = false;
if (UTIL_TABLE_IS_SUPER_TABLE(pTableMetaInfo)) {

2
src/query/inc/sql.y
View File

@ -520,7 +520,7 @@ tablelist(A) ::= ids(X) cpxName(Y) ids(Z). {
toTSDBType(X.type);
toTSDBType(Z.type);
X.n += Y.n;
A = setTableNameList(NULL, &X, &Y);
A = setTableNameList(NULL, &X, &Z);
}
tablelist(A) ::= tablelist(Y) COMMA ids(X) cpxName(Z). {

2
src/query/src/sql.c
View File

@ -2671,7 +2671,7 @@ static void yy_reduce(
toTSDBType(yymsp[-2].minor.yy0.type);
toTSDBType(yymsp[0].minor.yy0.type);
yymsp[-2].minor.yy0.n += yymsp[-1].minor.yy0.n;
yylhsminor.yy285 = setTableNameList(NULL, &yymsp[-2].minor.yy0, &yymsp[-1].minor.yy0);
yylhsminor.yy285 = setTableNameList(NULL, &yymsp[-2].minor.yy0, &yymsp[0].minor.yy0);
}
yymsp[-2].minor.yy285 = yylhsminor.yy285;
break;