add examples

infiniflow · Oct 17, 2024 · 0273926 · 0273926
1 parent 64367a0
commit 0273926
Show file tree

Hide file tree

Showing 3 changed files with 35 additions and 9 deletions.
diff --git a/example/http/functions.sh b/example/http/functions.sh
@@ -203,6 +203,21 @@ curl --request GET \
         "filter": "regex(body, '\''('[0-9A-Za-z_]+'('[-+.][0-9A-Za-z_]+')''*'')'@'('[0-9A-Za-z_]+'('[-.][0-9A-Za-z_]+')''*'')''\\'.'('[0-9A-Za-z_]+'('[-.][0-9A-Za-z_]+')''*'')'\'')"
      } '
 
+# show rows of 'tbl1' where first 4 chars of body is 'test'
+echo -e '\n\n-- show rows of 'tbl1' where first 4 chars of body is 'test''
+curl --request GET \
+     --url http://localhost:23820/databases/default_db/tables/tbl1/docs \
+     --header 'accept: application/json' \
+     --header 'content-type: application/json' \
+     --data '
+     {
+         "output":
+         [
+             "body"
+         ],
+        "filter": "substring(body, 0, 4) = '\'test\''"
+     } '
+
 # drop tbl1
 echo -e '\n\n-- drop tbl1'
 curl --request DELETE \

diff --git a/src/function/scalar/regex.cpp b/src/function/scalar/regex.cpp
@@ -42,11 +42,11 @@ void RegisterRegexFunction(const UniquePtr<Catalog> &catalog_ptr){
 
     SharedPtr<ScalarFunctionSet> function_set_ptr = MakeShared<ScalarFunctionSet>(func_name);
 
-    ScalarFunction Regex_function(func_name,
+    ScalarFunction regex_function(func_name,
                                      {DataType(LogicalType::kVarchar), DataType(LogicalType::kVarchar)},
                                      DataType(LogicalType::kBoolean),
                                      &ScalarFunction::BinaryFunction<VarcharT, VarcharT, BooleanT, RegexFunction>);
-    function_set_ptr->AddFunction(Regex_function);
+    function_set_ptr->AddFunction(regex_function);
 
     Catalog::AddFunctionSet(catalog_ptr.get(), function_set_ptr);
 }

diff --git a/test/sql/dql/type/varchar.slt b/test/sql/dql/type/varchar.slt
@@ -68,13 +68,6 @@ SELECT * FROM test_varchar_filter where md5(c1) = md5('abcdddde');
 abcdddde abcddddd 3
 abcdddde abcdddde 4
 
-SELECT * FROM test_varchar_filter where substring(c1, 0, 4) = 'abcd';
-----
-abcddddd abcddddd 1
-abcddddc abcddddd 2
-abcdddde abcddddd 3
-abcdddde abcdddde 4
-
 statement ok
 INSERT INTO test_varchar_filter VALUES ('[email protected]', '[email protected]', 6);
 
@@ -94,5 +87,23 @@ SELECT * FROM test_varchar_filter where regex(c1, '(\w+([-+.]\w+)*)@(\w+([-.]\w+
 ----
 [email protected] [email protected] 6
 
+query XIII
+SELECT * FROM test_varchar_filter where substring(c1, 0, 4) = 'abcd';
+----
+abcddddd abcddddd 1
+abcddddc abcddddd 2
+abcdddde abcddddd 3
+abcdddde abcdddde 4
+
+query XIIII
+SELECT * FROM test_varchar_filter where substring(c1, 0, 0) = '';
+----
+abcddddd abcddddd 1
+abcddddc abcddddd 2
+abcdddde abcddddd 3
+abcdddde abcdddde 4
+abc abcd 5
+[email protected] [email protected] 6
+
 statement ok
 DROP TABLE test_varchar_filter;