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Merge pull request #7226 from taosdata/hotfix/TD-5868 

[TD-5868]block string column name
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dapan1121 2021-08-11 16:11:57 +08:00 committed by GitHub
parent e7a388f8d3 6f29dc505f
commit e233ab6265
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GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 5 additions and 1 deletions
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6
src/client/src/tscSQLParser.c
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@ -4253,11 +4253,15 @@ static bool isValidExpr(tSqlExpr* pLeft, tSqlExpr* pRight, int32_t optr) {
if (pRight == NULL) {
return true;
}
if (pLeft->tokenId >= TK_BOOL && pLeft->tokenId <= TK_BINARY && pRight->tokenId >= TK_BOOL && pRight->tokenId <= TK_BINARY) {
return false;
}
if (pLeft->tokenId >= TK_BOOL && pLeft->tokenId <= TK_BINARY && (optr == TK_NOTNULL || optr == TK_ISNULL)) {
return false;
}
return true;
}