[doris] 05/06: [optimize](match) optimize unnecessary conversions (#24389)

[kxiao]

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kxiao pushed a commit to branch branch-2.0
in repository https://gitbox.apache.org/repos/asf/doris.git

commit 49d75b82d4ee753d85468df02033bae2399180cb
Author: zzzxl <33418555+zzzxl1...@users.noreply.github.com>
AuthorDate: Thu Sep 21 15:29:10 2023 +0800

    [optimize](match) optimize unnecessary conversions (#24389)
---
 be/src/vec/functions/match.cpp | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/be/src/vec/functions/match.cpp b/be/src/vec/functions/match.cpp
index bba640fa9f..a549762c7d 100644
--- a/be/src/vec/functions/match.cpp
+++ b/be/src/vec/functions/match.cpp
@@ -25,7 +25,9 @@ namespace doris::vectorized {
 Status FunctionMatchBase::execute_impl(FunctionContext* context, Block& block,
                                        const ColumnNumbers& arguments, size_t 
result,
                                        size_t input_rows_count) {
-    auto match_query_str = block.get_by_position(arguments[1]).to_string(0);
+    ColumnPtr& column_ptr = block.get_by_position(arguments[1]).column;
+    DataTypePtr& type_ptr = block.get_by_position(arguments[1]).type;
+    auto match_query_str = type_ptr->to_string(*column_ptr, 0);
     std::string column_name = block.get_by_position(arguments[0]).name;
     auto match_pred_column_name =
             BeConsts::BLOCK_TEMP_COLUMN_PREFIX + column_name + "_match_" + 
match_query_str;


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