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fix: fix show create table crash issue

This commit is contained in:
dapan1121 2022-10-21 17:24:06 +08:00
parent a80f382c5d
commit 1b65cd2089
2 changed files with 10 additions and 2 deletions
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2
include/libs/nodes/cmdnodes.h
View File

@ -34,7 +34,7 @@ extern "C" {
#define SHOW_CREATE_TB_RESULT_COLS 2 #define SHOW_CREATE_TB_RESULT_COLS 2
#define SHOW_CREATE_TB_RESULT_FIELD1_LEN (TSDB_TABLE_NAME_LEN + VARSTR_HEADER_SIZE) #define SHOW_CREATE_TB_RESULT_FIELD1_LEN (TSDB_TABLE_NAME_LEN + VARSTR_HEADER_SIZE)
#define SHOW_CREATE_TB_RESULT_FIELD2_LEN (TSDB_MAX_BINARY_LEN + VARSTR_HEADER_SIZE) #define SHOW_CREATE_TB_RESULT_FIELD2_LEN (TSDB_MAX_ALLOWED_SQL_LEN * 3)
#define SHOW_LOCAL_VARIABLES_RESULT_COLS 2 #define SHOW_LOCAL_VARIABLES_RESULT_COLS 2
#define SHOW_LOCAL_VARIABLES_RESULT_FIELD1_LEN (TSDB_CONFIG_OPTION_LEN + VARSTR_HEADER_SIZE) #define SHOW_LOCAL_VARIABLES_RESULT_FIELD1_LEN (TSDB_CONFIG_OPTION_LEN + VARSTR_HEADER_SIZE)

10
source/libs/command/src/command.c
View File

@ -496,7 +496,12 @@ static int32_t setCreateTBResultIntoDataBlock(SSDataBlock* pBlock, SDbCfgInfo* p
colDataAppend(pCol1, 0, buf1, false); colDataAppend(pCol1, 0, buf1, false);
SColumnInfoData* pCol2 = taosArrayGet(pBlock->pDataBlock, 1); SColumnInfoData* pCol2 = taosArrayGet(pBlock->pDataBlock, 1);
char buf2[SHOW_CREATE_TB_RESULT_FIELD2_LEN] = {0}; char* buf2 = taosMemoryMalloc(SHOW_CREATE_TB_RESULT_FIELD2_LEN);
if (NULL == buf2) {
terrno = TSDB_CODE_TSC_OUT_OF_MEMORY;
return terrno;
}
int32_t len = 0; int32_t len = 0;
if (TSDB_SUPER_TABLE == pCfg->tableType) { if (TSDB_SUPER_TABLE == pCfg->tableType) {
@ -512,6 +517,7 @@ static int32_t setCreateTBResultIntoDataBlock(SSDataBlock* pBlock, SDbCfgInfo* p
len += sprintf(buf2 + VARSTR_HEADER_SIZE + len, ") TAGS ("); len += sprintf(buf2 + VARSTR_HEADER_SIZE + len, ") TAGS (");
code = appendTagValues(buf2, &len, pCfg); code = appendTagValues(buf2, &len, pCfg);
if (code) { if (code) {
taosMemoryFree(buf2);
return code; return code;
} }
len += sprintf(buf2 + VARSTR_HEADER_SIZE + len, ")"); len += sprintf(buf2 + VARSTR_HEADER_SIZE + len, ")");
@ -527,6 +533,8 @@ static int32_t setCreateTBResultIntoDataBlock(SSDataBlock* pBlock, SDbCfgInfo* p
colDataAppend(pCol2, 0, buf2, false); colDataAppend(pCol2, 0, buf2, false);
taosMemoryFree(buf2);
return TSDB_CODE_SUCCESS; return TSDB_CODE_SUCCESS;
} }