145 lines
6.2 KiB
C++
145 lines
6.2 KiB
C++
// Licensed to the Apache Software Foundation (ASF) under one
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// or more contributor license agreements. See the NOTICE file
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// distributed with this work for additional information
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// regarding copyright ownership. The ASF licenses this file
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// to you under the Apache License, Version 2.0 (the
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// "License"); you may not use this file except in compliance
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// with the License. You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing,
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// software distributed under the License is distributed on an
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// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
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// KIND, either express or implied. See the License for the
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// specific language governing permissions and limitations
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// under the License.
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#ifndef DORIS_BE_SRC_QUERY_EXPRS_STRING_FUNCTIONS_H
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#define DORIS_BE_SRC_QUERY_EXPRS_STRING_FUNCTIONS_H
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#include <re2/re2.h>
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#include "runtime/string_value.h"
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#include "runtime/string_search.hpp"
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namespace doris {
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class Expr;
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class OpcodeRegistry;
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class TupleRow;
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class StringFunctions {
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public:
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static void init();
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static doris_udf::StringVal substring(
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doris_udf::FunctionContext* context, const doris_udf::StringVal& str,
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const doris_udf::IntVal& pos, const doris_udf::IntVal& len);
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static doris_udf::StringVal substring(
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doris_udf::FunctionContext* context, const doris_udf::StringVal& str,
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const doris_udf::IntVal& pos);
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static doris_udf::StringVal left(
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doris_udf::FunctionContext* context, const doris_udf::StringVal& str,
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const doris_udf::IntVal& len);
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static doris_udf::StringVal right(
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doris_udf::FunctionContext* context, const doris_udf::StringVal& str,
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const doris_udf::IntVal& len);
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static doris_udf::StringVal space(
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doris_udf::FunctionContext* context, const doris_udf::IntVal& len);
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static doris_udf::StringVal repeat(
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doris_udf::FunctionContext* context, const doris_udf::StringVal& str,
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const doris_udf::IntVal& n);
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static doris_udf::StringVal lpad(
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doris_udf::FunctionContext* context, const doris_udf::StringVal& str,
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const doris_udf::IntVal& len, const doris_udf::StringVal& pad);
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static doris_udf::StringVal rpad(
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doris_udf::FunctionContext* context, const doris_udf::StringVal& str,
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const doris_udf::IntVal& len, const doris_udf::StringVal& pad);
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static doris_udf::IntVal length(
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doris_udf::FunctionContext* context, const doris_udf::StringVal& str);
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static doris_udf::StringVal lower(
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doris_udf::FunctionContext* context, const doris_udf::StringVal& str);
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static doris_udf::StringVal upper(
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doris_udf::FunctionContext* context, const doris_udf::StringVal& str);
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static doris_udf::StringVal reverse(
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doris_udf::FunctionContext* context, const doris_udf::StringVal& str);
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static doris_udf::StringVal trim(
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doris_udf::FunctionContext* context, const doris_udf::StringVal& str);
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static doris_udf::StringVal ltrim(
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doris_udf::FunctionContext* context, const doris_udf::StringVal& str);
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static doris_udf::StringVal rtrim(
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doris_udf::FunctionContext* context, const doris_udf::StringVal& str);
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static doris_udf::IntVal ascii(
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doris_udf::FunctionContext* context, const doris_udf::StringVal& str);
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static doris_udf::IntVal instr(
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doris_udf::FunctionContext* context, const doris_udf::StringVal& str,
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const doris_udf::StringVal&);
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static doris_udf::IntVal locate(
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doris_udf::FunctionContext* context, const doris_udf::StringVal& str,
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const doris_udf::StringVal&);
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static doris_udf::IntVal locate_pos(
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doris_udf::FunctionContext* context, const doris_udf::StringVal& str,
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const doris_udf::StringVal&, const doris_udf::IntVal&);
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static bool set_re2_options(
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const doris_udf::StringVal& match_parameter,
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std::string* error_str,
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re2::RE2::Options* opts);
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static void regexp_prepare(
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doris_udf::FunctionContext*,
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doris_udf::FunctionContext::FunctionStateScope);
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static StringVal regexp_extract(
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doris_udf::FunctionContext*, const doris_udf::StringVal& str,
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const doris_udf::StringVal& pattern, const doris_udf::BigIntVal& index);
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static StringVal regexp_replace(
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doris_udf::FunctionContext*, const doris_udf::StringVal& str,
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const doris_udf::StringVal& pattern, const doris_udf::StringVal& replace);
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static void regexp_close(
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doris_udf::FunctionContext*,
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doris_udf::FunctionContext::FunctionStateScope);
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#if 0
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static void RegexpMatchCountPrepare(FunctionContext* context,
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FunctionContext::FunctionStateScope scope);
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static IntVal RegexpMatchCount2Args(FunctionContext* context, const StringVal& str,
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const StringVal& pattern);
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static IntVal RegexpMatchCount4Args(FunctionContext* context, const StringVal& str,
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const StringVal& pattern, const IntVal& start_pos,
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const StringVal& match_parameter);
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#endif
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static StringVal concat(
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doris_udf::FunctionContext*,
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int num_children,
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const StringVal* strs);
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static StringVal concat_ws(
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doris_udf::FunctionContext*,
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const doris_udf::StringVal& sep,
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int num_children,
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const doris_udf::StringVal* strs);
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static IntVal find_in_set(
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doris_udf::FunctionContext*,
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const doris_udf::StringVal& str,
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const doris_udf::StringVal& str_set);
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static void parse_url_prepare(
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doris_udf::FunctionContext*,
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doris_udf::FunctionContext::FunctionStateScope);
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static StringVal parse_url(
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doris_udf::FunctionContext*,
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const doris_udf::StringVal& url,
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const doris_udf::StringVal& part);
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static StringVal parse_url_key(
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doris_udf::FunctionContext*,
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const doris_udf::StringVal& url,
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const doris_udf::StringVal& key,
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const doris_udf::StringVal& part);
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static void parse_url_close(
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doris_udf::FunctionContext*,
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doris_udf::FunctionContext::FunctionStateScope);
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};
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}
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#endif
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