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     new 80fb2def5c0 Improve the parsing of methods in MySQL #31565 (#32235)
80fb2def5c0 is described below

commit 80fb2def5c03d83d8cd0d7a99b78ec8f10018f3a
Author: Skitii <[email protected]>
AuthorDate: Tue Jul 23 13:07:58 2024 +0800

    Improve the parsing of methods in MySQL #31565 (#32235)
---
 .../resources/case/dml/select-special-function.xml | 151 +++++++++++++++++++++
 .../sql/supported/dml/select-special-function.xml  |  10 ++
 2 files changed, 161 insertions(+)

diff --git 
a/test/it/parser/src/main/resources/case/dml/select-special-function.xml 
b/test/it/parser/src/main/resources/case/dml/select-special-function.xml
index 18902443b93..d8dbdc02e58 100644
--- a/test/it/parser/src/main/resources/case/dml/select-special-function.xml
+++ b/test/it/parser/src/main/resources/case/dml/select-special-function.xml
@@ -171,6 +171,22 @@
             </expression-projection>
         </projections>
     </select>
+    <select sql-case-id="select_substr">
+        <projections start-index="7" stop-index="32">
+            <expression-projection text="SUBSTR('foobarbar' from 4)" 
start-index="7" stop-index="32">
+                <expr>
+                    <function function-name="SUBSTR" start-index="7" 
stop-index="32" text="SUBSTR('foobarbar' from 4)" >
+                        <parameter>
+                            <literal-expression value="foobarbar" 
start-index="14" stop-index="24" />
+                        </parameter>
+                        <parameter>
+                            <literal-expression value="4" start-index="31" 
stop-index="31" />
+                        </parameter>
+                    </function>
+                </expr>
+            </expression-projection>
+        </projections>
+    </select>
     <select sql-case-id="select_extract">
         <projections start-index="7" stop-index="37">
             <expression-projection text="EXTRACT(YEAR FROM '2019-07-02')" 
start-index="7" stop-index="37">
@@ -2493,4 +2509,139 @@
             </expression-projection>
         </projections>
     </select>
+
+    <select sql-case-id="select_std">
+        <projections start-index="7" stop-index="12">
+            <expression-projection start-index="7" stop-index="12" 
text="STD(1)">
+                <expr>
+                    <function function-name="STD" text="STD(1)" 
start-index="7" stop-index="12">
+                        <parameter>
+                            <literal-expression value="1" start-index="11" 
stop-index="11" />
+                        </parameter>
+                    </function>
+                </expr>
+            </expression-projection>
+        </projections>
+    </select>
+
+    <select sql-case-id="select_stddev">
+        <projections start-index="7" stop-index="15">
+            <expression-projection start-index="7" stop-index="15" 
text="STDDEV(1)">
+                <expr>
+                    <function function-name="STDDEV" text="STDDEV(1)" 
start-index="7" stop-index="15">
+                        <parameter>
+                            <literal-expression value="1" start-index="14" 
stop-index="14" />
+                        </parameter>
+                    </function>
+                </expr>
+            </expression-projection>
+        </projections>
+    </select>
+
+    <select sql-case-id="select_stddev_pop">
+        <projections start-index="7" stop-index="19">
+            <expression-projection start-index="7" stop-index="19" 
text="STDDEV_POP(1)">
+                <expr>
+                    <function function-name="STDDEV_POP" text="STDDEV_POP(1)" 
start-index="7" stop-index="19">
+                        <parameter>
+                            <literal-expression value="1" start-index="18" 
stop-index="18" />
+                        </parameter>
+                    </function>
+                </expr>
+            </expression-projection>
+        </projections>
+    </select>
+
+    <select sql-case-id="select_stddev_samp">
+        <projections start-index="7" stop-index="20">
+            <expression-projection start-index="7" stop-index="20" 
text="STDDEV_SAMP(1)">
+                <expr>
+                    <function function-name="STDDEV_SAMP" 
text="STDDEV_SAMP(1)" start-index="7" stop-index="20">
+                        <parameter>
+                            <literal-expression value="1" start-index="19" 
stop-index="19" />
+                        </parameter>
+                    </function>
+                </expr>
+            </expression-projection>
+        </projections>
+    </select>
+
+    <select sql-case-id="select_str_to_date">
+        <projections start-index="7" stop-index="41">
+            <expression-projection start-index="7" stop-index="41" 
text="STR_TO_DATE('01,5,2013','%d,%m,%Y')">
+                <expr>
+                    <function function-name="STR_TO_DATE" 
text="STR_TO_DATE('01,5,2013','%d,%m,%Y')" start-index="7" stop-index="41">
+                        <parameter>
+                            <literal-expression value="01,5,2013" 
start-index="19" stop-index="29" />
+                        </parameter>
+                        <parameter>
+                            <literal-expression value="%d,%m,%Y" 
start-index="31" stop-index="40" />
+                        </parameter>
+                    </function>
+                </expr>
+            </expression-projection>
+        </projections>
+    </select>
+
+    <select sql-case-id="select_strcmp">
+        <projections start-index="7" stop-index="29">
+            <expression-projection start-index="7" stop-index="29" 
text="STRCMP('text', 'text2')">
+                <expr>
+                    <function function-name="STRCMP" text="STRCMP('text', 
'text2')" start-index="7" stop-index="29">
+                        <parameter>
+                            <literal-expression value="text" start-index="14" 
stop-index="19" />
+                        </parameter>
+                        <parameter>
+                            <literal-expression value="text2" start-index="22" 
stop-index="28" />
+                        </parameter>
+                    </function>
+                </expr>
+            </expression-projection>
+        </projections>
+    </select>
+
+    <select sql-case-id="select_subdate">
+        <projections start-index="7" stop-index="40">
+            <expression-projection start-index="7" stop-index="40" 
text="SUBDATE('2008-01-02 12:00:00', 31)">
+                <expr>
+                    <function function-name="SUBDATE" 
text="SUBDATE('2008-01-02 12:00:00', 31)" start-index="7" stop-index="40">
+                        <parameter>
+                            <literal-expression value="2008-01-02 12:00:00" 
start-index="15" stop-index="35" />
+                        </parameter>
+                        <parameter>
+                            <literal-expression value="31" start-index="38" 
stop-index="39" />
+                        </parameter>
+                    </function>
+                </expr>
+            </expression-projection>
+        </projections>
+    </select>
+
+    <select sql-case-id="select_subtime">
+        <projections start-index="7" stop-index="60">
+            <expression-projection start-index="7" stop-index="60" 
text="SUBTIME('2007-12-31 23:59:59.999999','1 1:1:1.000002')">
+                <expr>
+                    <function function-name="SUBTIME" 
text="SUBTIME('2007-12-31 23:59:59.999999','1 1:1:1.000002')" start-index="7" 
stop-index="60">
+                        <parameter>
+                            <literal-expression value="2007-12-31 
23:59:59.999999" start-index="15" stop-index="42" />
+                        </parameter>
+                        <parameter>
+                            <literal-expression value="1 1:1:1.000002" 
start-index="44" stop-index="59" />
+                        </parameter>
+                    </function>
+                </expr>
+            </expression-projection>
+        </projections>
+    </select>
+
+    <select sql-case-id="select_sysdate">
+        <projections start-index="7" stop-index="15">
+            <expression-projection start-index="7" stop-index="15" 
text="SYSDATE()">
+                <expr>
+                    <function function-name="SYSDATE" text="SYSDATE()" 
start-index="7" stop-index="15">
+                    </function>
+                </expr>
+            </expression-projection>
+        </projections>
+    </select>
 </sql-parser-test-cases>
diff --git 
a/test/it/parser/src/main/resources/sql/supported/dml/select-special-function.xml
 
b/test/it/parser/src/main/resources/sql/supported/dml/select-special-function.xml
index 0b6af81fafc..b75dfeb728a 100644
--- 
a/test/it/parser/src/main/resources/sql/supported/dml/select-special-function.xml
+++ 
b/test/it/parser/src/main/resources/sql/supported/dml/select-special-function.xml
@@ -25,6 +25,7 @@
     <sql-case id="select_convert_function" value="SELECT CONVERT('2020-10-01', 
DATE)" db-types="MySQL" />
     <sql-case id="select_position" value="SELECT POSITION('bar' IN 
'foobarbar')" db-types="MySQL" />
     <sql-case id="select_substring" value="SELECT SUBSTRING('foobarbar' from 
4)" db-types="MySQL" />
+    <sql-case id="select_substr" value="SELECT SUBSTR('foobarbar' from 4)" 
db-types="MySQL" />
     <sql-case id="select_extract" value="SELECT EXTRACT(YEAR FROM 
'2019-07-02')" db-types="MySQL" />
     <sql-case id="select_extract_from_column" value="SELECT EXTRACT(YEAR FROM 
o.creation_date) FROM t_order o" db-types="MySQL,Presto" />
     <sql-case id="select_char" value="SELECT CHAR(77,121,83,81,'76')" 
db-types="MySQL" />
@@ -145,5 +146,14 @@
     <sql-case id="select_json_parse" value="SELECT 
JSON_PARSE('{&quot;k1&quot;:&quot;v31&quot;,&quot;k2&quot;:300}')" 
db-types="Doris" />
     <sql-case id="select_json_parse_error_to_null" value="SELECT 
JSON_PARSE('invalid json')" db-types="Doris" />
     <sql-case id="select_json_parse_error_to_value" value="SELECT 
JSON_PARSE('invalid json', '{}')" db-types="Doris" />
+    <sql-case id="select_std" value="SELECT STD(1)" db-types="MySQL" />
+    <sql-case id="select_stddev" value="SELECT STDDEV(1)" db-types="MySQL" />
+    <sql-case id="select_stddev_pop" value="SELECT STDDEV_POP(1)" 
db-types="MySQL" />
+    <sql-case id="select_stddev_samp" value="SELECT STDDEV_SAMP(1)" 
db-types="MySQL" />
+    <sql-case id="select_str_to_date" value="SELECT 
STR_TO_DATE('01,5,2013','%d,%m,%Y')" db-types="MySQL" />
+    <sql-case id="select_strcmp" value="SELECT STRCMP('text', 'text2')" 
db-types="MySQL" />
+    <sql-case id="select_subdate" value="SELECT SUBDATE('2008-01-02 12:00:00', 
31)" db-types="MySQL" />
+    <sql-case id="select_subtime" value="SELECT SUBTIME('2007-12-31 
23:59:59.999999','1 1:1:1.000002')" db-types="MySQL" />
+    <sql-case id="select_sysdate" value="SELECT SYSDATE()" db-types="MySQL" />
 
 </sql-cases>

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