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enh: add nchar column convertion

This commit is contained in:
dapan1121 2022-12-02 21:41:18 +08:00
parent 472d3a347d
commit f4f0f93866
1 changed files with 57 additions and 4 deletions
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61
source/libs/parser/src/parInsertStmt.c
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@ -156,31 +156,84 @@ end:
return code; return code;
} }
int32_t convertStmtNcharCol(SSchema* pSchema, TAOS_MULTI_BIND* src, TAOS_MULTI_BIND* dst) {
int32_t output = 0;
int32_t newBuflen = pSchema->bytes - VARSTR_HEADER_SIZE;
if (dst->buffer_length < newBuflen) {
dst->buffer = taosMemoryRealloc(dst->buffer, newBuflen);
if (NULL == dst->buffer) {
return TSDB_CODE_OUT_OF_MEMORY;
}
}
if (NULL == dst->length) {
dst->length = taosMemoryRealloc(dst->length, sizeof(int32_t) * src->num);
if (NULL == dst->buffer) {
taosMemoryFreeClear(dst->buffer);
return TSDB_CODE_OUT_OF_MEMORY;
}
}
if (!taosMbsToUcs4(value, len, (TdUcs4*)varDataVal(rowEnd), pa->schema->bytes - VARSTR_HEADER_SIZE, &output)) {
if (errno == E2BIG) {
return generateSyntaxErrMsg(pMsgBuf, TSDB_CODE_PAR_VALUE_TOO_LONG, pa->schema->name);
}
char buf[512] = {0};
snprintf(buf, tListLen(buf), "%s", strerror(errno));
return buildSyntaxErrMsg(pMsgBuf, buf, value);
}
}
int32_t qBindStmtColsValue(void* pBlock, TAOS_MULTI_BIND* bind, char* msgBuf, int32_t msgBufLen) { int32_t qBindStmtColsValue(void* pBlock, TAOS_MULTI_BIND* bind, char* msgBuf, int32_t msgBufLen) {
STableDataCxt* pDataBlock = (STableDataCxt*)pBlock; STableDataCxt* pDataBlock = (STableDataCxt*)pBlock;
SSchema* pSchema = getTableColumnSchema(pDataBlock->pMeta); SSchema* pSchema = getTableColumnSchema(pDataBlock->pMeta);
SBoundColInfo* boundInfo = &pDataBlock->boundColsInfo; SBoundColInfo* boundInfo = &pDataBlock->boundColsInfo;
SMsgBuf pBuf = {.buf = msgBuf, .len = msgBufLen}; SMsgBuf pBuf = {.buf = msgBuf, .len = msgBufLen};
int32_t rowNum = bind->num; int32_t rowNum = bind->num;
TAOS_MULTI_BIND ncharBind = {0};
TAOS_MULTI_BIND* pBind = NULL;
int32_t code = 0;
char tmpBuf[128];
for (int c = 0; c < boundInfo->numOfBound; ++c) { for (int c = 0; c < boundInfo->numOfBound; ++c) {
SSchema* pColSchema = &pSchema[boundInfo->pColIndex[c]]; SSchema* pColSchema = &pSchema[boundInfo->pColIndex[c]];
SColData* pCol = taosArrayGet(pDataBlock->pData->aCol, c); SColData* pCol = taosArrayGet(pDataBlock->pData->aCol, c);
if (bind[c].num != rowNum) { if (bind[c].num != rowNum) {
return buildInvalidOperationMsg(&pBuf, "row number in each bind param should be the same"); code = buildInvalidOperationMsg(&pBuf, "row number in each bind param should be the same");
goto _return;
} }
if (bind[c].buffer_type != pColSchema->type) { if (bind[c].buffer_type != pColSchema->type) {
return buildInvalidOperationMsg(&pBuf, "column type mis-match with buffer type"); code = buildInvalidOperationMsg(&pBuf, "column type mis-match with buffer type");
goto _return;
} }
tColDataAddValueByBind(pCol, bind + c); if (TSDB_DATA_TYPE_NCHAR == pColSchema->type) {
code = convertStmtNcharCol(pColSchema, bind + c, &ncharBind);
if (code) {
snprintf(tmpBuf, sizeof(tmpBuf) - 1, "The %dth nchar column convert to ucs4 failed, error:%s", c, tstrerror(code));
tmpBuf[sizeof(tmpBuf) - 1] = 0;
code = buildInvalidOperationMsg(&pBuf, tmpBuf);
goto _return;
}
pBind = &ncharBind;
} else {
pBind = bind + c;
}
tColDataAddValueByBind(pCol, pBind);
} }
qDebug("stmt all %d columns bind %d rows data", boundInfo->numOfBound, rowNum); qDebug("stmt all %d columns bind %d rows data", boundInfo->numOfBound, rowNum);
return TSDB_CODE_SUCCESS; _return:
taosMemoryFree(ncharBind.buffer);
taosMemoryFree(ncharBind.length);
return code;
} }
int32_t qBindStmtSingleColValue(void* pBlock, TAOS_MULTI_BIND* bind, char* msgBuf, int32_t msgBufLen, int32_t colIdx, int32_t qBindStmtSingleColValue(void* pBlock, TAOS_MULTI_BIND* bind, char* msgBuf, int32_t msgBufLen, int32_t colIdx,