Remove invalid data based on particular pattern SQL Server -


i have sample data shown below

------------------------------------------------ | id |          column 1           | column 2 | ------------------------------------------------ | 1  | 0229-10010                  |valid     | ------------------------------------------------ | 2  |                       20483 |invalid   | ------------------------------------------------ | 3  | 319574r06-stat              |valid     | ------------------------------------------------ | 4  | ,,,,,,,,,,,,,,1,,,,,,,      |invalid   | ------------------------------------------------ | 5  | "pbom-sse, chamber"         |valid     | ------------------------------------------------ | 6  | ""pbom-sse, chamber         |invalid   | ------------------------------------------------ | 7  | "pbom-sse chamber",         |invalid   | ------------------------------------------------ | 8  | #drm-1102.z                 |invalid   | ------------------------------------------------ | 9  | drm#1102.z                  |valid     | ------------------------------------------------ | 10 |oem-2-202 4079 kalrez        |valid     | ------------------------------------------------ | 11 |-oem2202 4079 kalrez#        |invalid   | ------------------------------------------------ 

what want need create pattern in such way need fetch invalid data. representation have mentioned valid , invalid. in table don't have flag such.

here trick same, wildcard characters appearing @ different places makes different sense. consider record id-5 , id-6. in both cases wildcard characters same, position decides whether valid or not. again position not clear. guess can make out why particular record in column 1 valid , invalid. in record 8, '#' before item doesn't makes sense, # after alphabet makes sense (in record 9).

in record 2, there lot of blank spaces before number, that's why invalid, doesn't mean space wild card. have written query below.

select [partnumber] [ibsssystems].[dbo].[part] (partnumber '%[?;.,$^@&*{}:"<>/|\ %'']%'        or partnumber '%[%'        or partnumber '%]%') 

the above query understands whenever see wildcard character in record , fetches that. need query in such way understands , fetches invalid data. guess there lot of and , or in resulting query, i'm confused. hope can me out. in advance.

select [partnumber] [ibsssystems].[dbo].[part] (partnumber '[^a-za-z0-9"]%' escape '\'          -- when first character special charater invalid ( " exception)         or partnumber '%[^a-za-z0-9" ]' escape '\'     -- when last character special charater invalid ( " exception, trailing spaces exception)         or partnumber '%[^a-za-z0-9 ][^a-za-z0-9 ]%'   -- when there 2 or more consecutive special charaters invalid                 or partnumber '%[\^\[\]\\_?;$@&*{}:<>/|''~`]%'  escape '\' -- add characters here not allowed have occurrence in string        ) 

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