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Merge pull request #6089 from taosdata/fix/query 

[td-4147]<fix>: report error if the column name is too long.
This commit is contained in:
haojun Liao 2021-05-12 16:58:17 +08:00 committed by GitHub
parent 545749c003 64ae1f9a36
commit e2c9099e63
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GPG Key ID: 4AEE18F83AFDEB23
6 changed files with 19 additions and 15 deletions
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3
src/common/inc/texpr.h
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@ -89,9 +89,6 @@ void exprTreeToBinary(SBufferWriter* bw, tExprNode* pExprTree);
bool exprTreeApplayFilter(tExprNode *pExpr, const void *pItem, SExprTraverseSupp *param);
typedef void (*_arithmetic_operator_fn_t)(void *left, int32_t numLeft, int32_t leftType, void *right, int32_t numRight,
int32_t rightType, void *output, int32_t order);
void arithmeticTreeTraverse(tExprNode *pExprs, int32_t numOfRows, char *pOutput, void *param, int32_t order,
char *(*cb)(void *, const char*, int32_t));

14
src/query/src/qSqlParser.c
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@ -588,14 +588,14 @@ void tSetDbName(SStrToken *pCpxName, SStrToken *pDb) {
void tSetColumnInfo(TAOS_FIELD *pField, SStrToken *pName, TAOS_FIELD *pType) {
int32_t maxLen = sizeof(pField->name) / sizeof(pField->name[0]);
// truncate the column name
if ((int32_t)pName->n >= maxLen) {
pName->n = maxLen - 1;
}
strncpy(pField->name, pName->z, pName->n);
pField->name[pName->n] = 0;
// column name is too long, set the it to be invalid.
if ((int32_t) pName->n >= maxLen) {
pName->n = -1;
} else {
strncpy(pField->name, pName->z, pName->n);
pField->name[pName->n] = 0;
}
pField->type = pType->type;
if(!isValidDataType(pField->type)){

5
tests/pytest/table/column_name.py
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@ -88,10 +88,9 @@ class TDTestCase:
# TSIM:
# TSIM: print =============== step4
tdLog.info('=============== step4')
# TSIM: sql create table $tb (ts timestamp,
# a0123456789012345678901234567890123456789 int)
# TSIM: sql create table $tb (ts timestamp, a0123456789012345678901234567890123456789 int)
getMaxColNum = "grep -w '#define TSDB_COL_NAME_LEN' ../../src/inc/taosdef.h|awk '{print $3}'"
boundary = int(subprocess.check_output(getMaxColNum, shell=True))
boundary = int(subprocess.check_output(getMaxColNum, shell=True)) - 1
tdLog.info("get max column name length is %d" % boundary)
chars = string.ascii_uppercase + string.ascii_lowercase

2
tests/script/general/parser/alter_stable.sim
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@ -22,7 +22,7 @@ sql_error alter table mt1 change tag a 1
sql_error create table mtx1 (ts timestamp, c1 int) tags (123 int)
sql create table mt2 (ts timestamp, c1 int) tags (abc012345678901234567890123456789012345678901234567890123456789def int)
sql_error create table mt2 (ts timestamp, c1 int) tags (abc012345678901234567890123456789012345678901234567890123456789def int)
sql create table mt3 (ts timestamp, c1 int) tags (abc012345678901234567890123456789012345678901234567890123456789 int)
sql_error alter table mt3 change tag abc012345678901234567890123456789012345678901234567890123456789 abcdefg012345678901234567890123456789012345678901234567890123456789
sql alter table mt3 change tag abc012345678901234567890123456789012345678901234567890123456789 abcdefg0123456789012345678901234567890123456789

6
tests/script/general/parser/create_tb.sim
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@ -114,7 +114,11 @@ sql_error create table $tb (ts timestamp, $tag int)
sql_error create table $tb (ts timestamp, $tags int)
sql_error create table $tb (ts timestamp, $sint int)
sql_error create table $tb (ts timestamp, $tint int)
sql_error create table $tb (ts timestamp, $nchar int)
sql_error create table $tb (ts timestamp, $nchar int)
# too long column name
sql_error create table $tb (ts timestamp, abcde_123456789_123456789_123456789_123456789_123456789_123456789 int)
sql_error create table tx(ts timestamp, k int) tags(abcd5_123456789_123456789_123456789_123456789_123456789_123456789 int)
print illegal_column_names test passed
# case5: chinese_char_in_table_support

4
tests/script/general/parser/dbtbnameValidate.sim
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@ -119,4 +119,8 @@ if $rows != 4 then
return -1
endi
print ================>td-4147
sql_error create table tx(ts timestamp, a1234_0123456789_0123456789_0123456789_0123456789_0123456789_0123456789 int)
system sh/exec.sh -n dnode1 -s stop -x SIGINT