feat: add more tooltip for mysql function

Author: invisal

src/dialects/build_dialect.ts

@@ -19,7 +19,7 @@ function build_dialect(folderName: string) {
   );
   const functions: TooltipDirectionary = {};
 
-  const mdConverter = new showdown.Converter();
+  const mdConverter = new showdown.Converter({ tables: true });
   for (const functionFile of functionFiles) {
     const mdContent = fs
       .readFileSync(path.join(__dirname, folderName, 'functions', functionFile))

src/dialects/mysql/dialect.json

@@ -7,6 +7,6 @@
   "spaceAfterDashes": true,
   "specialVar": "@?",
   "identifierQuotes": "`",
-  "keywords": "absolute action add after all allocate alter and any are as asc assertion at authorization before begin between both breadth by call cascade cascaded case cast catalog check close collate collation column commit condition connect connection constraint constraints constructor continue corresponding count create cross cube current current_date current_default_transform_group current_transform_group_for_type current_path current_role current_time current_timestamp current_user cursor cycle data day deallocate declare default deferrable deferred delete depth deref desc describe descriptor deterministic diagnostics disconnect distinct do domain drop dynamic each else elseif end end-exec equals escape except exception exec execute exists exit external fetch first for foreign found from free full function general get global go goto grant group grouping handle having hold hour identity if immediate in indicator initially inner inout input insert intersect into is isolation join key language last lateral leading leave left level like limit local localtime localtimestamp locator loop map match method minute modifies module month names natural nesting new next no none not of old on only open option or order ordinality out outer output overlaps pad parameter partial path prepare preserve primary prior privileges procedure public read reads recursive redo ref references referencing relative release repeat resignal restrict result return returns revoke right role rollback rollup routine row rows savepoint schema scroll search second section select session session_user set sets signal similar size some space specific specifictype sql sqlexception sqlstate sqlwarning start state static system_user table temporary then timezone_hour timezone_minute to trailing transaction translation treat trigger under undo union unique unnest until update usage user using value values view when whenever where while with without work write year zone  accessible algorithm analyze asensitive authors auto_increment autocommit avg avg_row_length binlog btree cache catalog_name chain change changed checkpoint checksum class_origin client_statistics coalesce code collations columns comment committed completion concurrent consistent contains contributors convert database databases day_hour day_microsecond day_minute day_second delay_key_write delayed delimiter des_key_file dev_pop dev_samp deviance directory disable discard distinctrow div dual dumpfile enable enclosed ends engine engines enum errors escaped even event events every explain extended fast field fields flush force found_rows fulltext grants group_concat handler hash high_priority hosts hour_microsecond hour_minute hour_second ignore ignore_server_ids import index index_statistics infile innodb insensitive insert_method install invoker iterate keys kill linear lines list load lock logs low_priority master master_heartbeat_period master_ssl_verify_server_cert masters max max_rows maxvalue message_text middleint migrate min min_rows minute_microsecond minute_second mod mode modify mutex mysql_errno no_write_to_binlog offline offset one online optimize optionally outfile pack_keys parser partition partitions password phase plugin plugins prev processlist profile profiles purge query quick range read_write rebuild recover regexp relaylog remove rename reorganize repair repeatable replace require resume rlike row_format rtree schedule schema_name schemas second_microsecond security sensitive separator serializable server share show slave slow snapshot soname spatial sql_big_result sql_buffer_result sql_cache sql_calc_found_rows sql_no_cache sql_small_result ssl starting starts std stddev stddev_pop stddev_samp storage straight_join subclass_origin sum suspend table_name table_statistics tables tablespace terminated triggers truncate uncommitted uninstall unlock upgrade use use_frm user_resources user_statistics utc_date utc_time utc_timestamp variables views warnings xa xor year_month zerofill abs acos asin atan atan2 ceil ceiling conv cos cot crc32 dayofyear degrees exp extract floor format hex ln log log10 log2 pi pow power rand randians round sign sin sqrt tan",
+  "keywords": "absolute action add after all allocate alter and any are as asc assertion at authorization before begin between both breadth by call cascade cascaded case cast catalog check close collate collation column commit condition connect connection constraint constraints constructor continue corresponding count create cross cube current current_date current_default_transform_group current_transform_group_for_type current_path current_role current_time current_timestamp current_user cursor cycle data day deallocate declare default deferrable deferred delete depth deref desc describe descriptor deterministic diagnostics disconnect distinct do domain drop dynamic each else elseif end end-exec equals escape except exception exec execute exists exit external fetch first for foreign found from free full function general get global go goto grant group grouping handle having hold hour identity if immediate in indicator initially inner inout input insert intersect into is isolation join key language last lateral leading leave left level like limit local localtime localtimestamp locator loop map match method minute modifies module month names natural nesting new next no none not of old on only open option or order ordinality out outer output overlaps pad parameter partial path prepare preserve primary prior privileges procedure public read reads recursive redo ref references referencing relative release repeat resignal restrict result return returns revoke right role rollback rollup routine row rows savepoint schema scroll search second section select session session_user set sets signal similar size some space specific specifictype sql sqlexception sqlstate sqlwarning start state static system_user table temporary then timezone_hour timezone_minute to trailing transaction translation treat trigger under undo union unique unnest until update usage user using value values view when whenever where while with without work write year zone  accessible algorithm analyze asensitive authors auto_increment autocommit avg avg_row_length binlog btree cache catalog_name chain change changed checkpoint checksum class_origin client_statistics coalesce code collations columns comment committed completion concurrent consistent contains contributors convert database databases day_hour day_microsecond day_minute day_second delay_key_write delayed delimiter des_key_file dev_pop dev_samp deviance directory disable discard distinctrow div dual dumpfile enable enclosed ends engine engines enum errors escaped even event events every explain extended fast field fields flush force found_rows fulltext grants group_concat handler hash high_priority hosts hour_microsecond hour_minute hour_second ignore ignore_server_ids import index index_statistics infile innodb insensitive insert_method install invoker iterate keys kill linear lines list load lock logs low_priority master master_heartbeat_period master_ssl_verify_server_cert masters max max_rows maxvalue message_text middleint migrate min min_rows minute_microsecond minute_second mod mode modify mutex mysql_errno no_write_to_binlog offline offset one online optimize optionally outfile pack_keys parser partition partitions password phase plugin plugins prev processlist profile profiles purge query quick range read_write rebuild recover regexp relaylog remove rename reorganize repair repeatable replace require resume rlike row_format rtree schedule schema_name schemas second_microsecond security sensitive separator serializable server share show slave slow snapshot soname spatial sql_big_result sql_buffer_result sql_cache sql_calc_found_rows sql_no_cache sql_small_result ssl starting starts std stddev stddev_pop stddev_samp storage straight_join subclass_origin sum suspend table_name table_statistics tables tablespace terminated triggers truncate uncommitted uninstall unlock upgrade use use_frm user_resources user_statistics utc_date utc_time utc_timestamp variables views warnings xa xor year_month zerofill abs acos adddate addtime asin atan atan2 ceil ceiling conv convert_tz cos cot crc32 curdate curtime date datediff date_add date_format date_sub dayofmonth dayofweek dayofyear degrees exp extract floor format from_days from_unixtime get_format hex last_day ln log log10 log2 makedate maketime microsecond monthname now period_add period_diff pi pow power quarter rand randians round sec_to_time sign sin sqrt str_to_date subdate subtime sysdate tan time timediff timestamp timestampadd timestampdiff time_format time_to_sec to_days to_seconds unix_timestamp week weekday weekofyear yearweek",
   "types": "array binary bit boolean char character clob date decimal double float int integer interval large national nchar nclob numeric object precision real smallint time timestamp varchar varying  bool blob long longblob longtext medium mediumblob mediumint mediumtext tinyblob tinyint tinytext text bigint int1 int2 int3 int4 int8 float4 float8 varbinary varcharacter datetime unsigned signed"
 }

src/dialects/mysql/functions/adddate.md

@@ -0,0 +1,8 @@
+ADDDATE(date,INTERVAL expr unit), ADDDATE(date,days)
+
+When invoked with the INTERVAL form of the second argument, ADDDATE() is a synonym for DATE_ADD(). The related function SUBDATE() is a synonym for DATE_SUB(). For information on the INTERVAL unit argument, see Temporal Intervals.
+
+```
+SELECT ADDDATE('2008-01-02', INTERVAL 31 DAY);
+-> '2008-02-02'
+```

src/dialects/mysql/functions/addtime.md

@@ -0,0 +1,8 @@
+ADDTIME(expr1,expr2)
+
+ADDTIME() adds expr2 to expr1 and returns the result. expr1 is a time or datetime expression, and expr2 is a time expression. Returns NULL if expr1or expr2 is NULL.
+
+```
+SELECT ADDTIME('01:00:00.999999', '02:00:00.999998');
+-> '03:00:01.999997'
+```

src/dialects/mysql/functions/convert_tz.md

@@ -0,0 +1,10 @@
+CONVERT_TZ(dt,from_tz,to_tz)
+
+CONVERT_TZ() converts a datetime value dt from the time zone given by from_tz to the time zone given by to_tz and returns the resulting value. 
+
+```
+SELECT CONVERT_TZ('2004-01-01 12:00:00','GMT','MET');
+-> '2004-01-01 13:00:00'
+SELECT CONVERT_TZ('2004-01-01 12:00:00','+00:00','+10:00');
+-> '2004-01-01 22:00:00'
+```

src/dialects/mysql/functions/curdate.md

@@ -0,0 +1,11 @@
+CURDATE()
+
+Returns the current date as a value in 'YYYY-MM-DD' or YYYYMMDD format, depending on whether the function is used in string or numeric context.
+
+```
+SELECT CURDATE();
+-> '2008-06-13'
+
+SELECT CURDATE() + 0;
+-> 20080613
+```

src/dialects/mysql/functions/current_date.md

@@ -0,0 +1,11 @@
+CURRENT_DATE()
+
+Returns the current date as a value in 'YYYY-MM-DD' or YYYYMMDD format, depending on whether the function is used in string or numeric context.
+
+```
+SELECT CURRENT_DATE();
+-> '2008-06-13'
+
+SELECT CURRENT_DATE() + 0;
+-> 20080613
+```

src/dialects/mysql/functions/current_time.md

@@ -0,0 +1,14 @@
+CURRENT_TIME([fsp])
+
+Returns the current time as a value in 'hh:mm:ss' or hhmmss format, depending on whether the function is used in string or numeric context. The value is expressed in the session time zone.
+
+If the fsp argument is given to specify a fractional seconds precision from 0 to 6, the return value includes a fractional seconds part of that many digits.
+
+```
+SELECT CURRENT_TIME();
+-> 19:25:37
+
+SELECT CURRENT_TIME(3);
+-> 19:25:37.840
+```
+

src/dialects/mysql/functions/curtime.md

@@ -0,0 +1,14 @@
+CURTIME([fsp])
+
+Returns the current time as a value in 'hh:mm:ss' or hhmmss format, depending on whether the function is used in string or numeric context. The value is expressed in the session time zone.
+
+If the fsp argument is given to specify a fractional seconds precision from 0 to 6, the return value includes a fractional seconds part of that many digits.
+
+```
+SELECT CURTIME();
+-> 19:25:37
+
+SELECT CURTIME(3);
+-> 19:25:37.840
+```
+

src/dialects/mysql/functions/date.md

@@ -0,0 +1,8 @@
+DATE(expr)
+
+Extracts the date part of the date or datetime expression expr. Returns NULL if expr is NULL.
+
+```
+SELECT DATE('2003-12-31 01:02:03');
+-> '2003-12-31'
+```