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code optimization

This commit is contained in:
kailixu 2021-07-13 06:43:49 +00:00
parent e65340519e
commit 9dcaa53e12
2 changed files with 4 additions and 4 deletions
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4
src/client/src/tscParseInsert.c
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@ -685,8 +685,8 @@ static int32_t tsParseOneColumnKV(SSchema *pSchema, SStrToken *pToken, char *pay
if (pToken->type == TK_NULL) {
payloadColSetId(payload, pSchema->colId);
payloadColSetType(payload, pSchema->type);
memcpy(POINTER_SHIFT(payloadStart,tOffset), tdGetNullVal(TSDB_DATA_TYPE_NCHAR), VARSTR_HEADER_SIZE + INT_BYTES);
*sizeAppend = (TDRowLenT)(VARSTR_HEADER_SIZE + INT_BYTES);
memcpy(POINTER_SHIFT(payloadStart,tOffset), tdGetNullVal(TSDB_DATA_TYPE_NCHAR), VARSTR_HEADER_SIZE + TSDB_NCHAR_SIZE);
*sizeAppend = (TDRowLenT)(VARSTR_HEADER_SIZE + TSDB_NCHAR_SIZE);
} else {
// if the converted output len is over than pColumnModel->bytes, return error: 'Argument list too long'
int32_t output = 0;

4
src/inc/taosdef.h
View File

@ -199,9 +199,9 @@ do { \
* In some scenarios uint16_t (0~65535) is used to store the row len.
* - Firstly, we use 65531(65535 - 4), as the SDataRow and SKVRow including 4 bits header.
* - Secondly, if all cols are VarType except primary key, we need 4 bits to store the offset, thus
* the final value is 65531-8-4095*4 = 49143.
* the final value is 65531-(4096-1)*4 = 49151.
*/
#define TSDB_MAX_BYTES_PER_ROW 49143
#define TSDB_MAX_BYTES_PER_ROW 49151
#define TSDB_MAX_TAGS_LEN 16384
#define TSDB_MAX_TAGS 128
#define TSDB_MAX_TAG_CONDITIONS 1024