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Support ends_with function (#2746)

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This commit is contained in:
frwrdt
2020-01-14 22:37:20 +08:00
committed by ZHAO Chun
parent ef6cd9ae25
commit f071d5a307
7 changed files with 142 additions and 0 deletions
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10
be/src/exprs/string_functions.cpp
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@ -79,6 +79,16 @@ StringVal StringFunctions::right(
return substring(context, str, IntVal(pos), len);
}
BooleanVal StringFunctions::ends_with(
FunctionContext* context, const StringVal& str, const StringVal& suffix) {
if (str.is_null || suffix.is_null) {
return BooleanVal::null();
}
re2::StringPiece str_sp(reinterpret_cast<char*>(str.ptr), str.len);
re2::StringPiece suffix_sp(reinterpret_cast<char*>(suffix.ptr), suffix.len);
return BooleanVal(str_sp.ends_with(suffix_sp));
}
StringVal StringFunctions::space(FunctionContext* context, const IntVal& len) {
if (len.is_null){
return StringVal::null();