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Please decompose these three tables for better design. All three tables have zipcodes of LA.
Currently, Population table: Zipcode is unique
Business table: ID is unique, there may be mulitple businesses in one zipcode
Crimes table: ID is unique, there are mutiple crimes in one zipcode. Name: Business Schema:
Column ID StartDate CouncilDistrictINTI11) Zipoode BusinessType VARCHAR255) cclick to
edits Datatypo INT(10) VARCHAR255) NUL NUL NUL NUL VARCHARI255) Name: Crimes
Schema: PK NN Q BIN UN ZF AI G De Column ID CrmDes Status Zipcode click to edit
Datatype INTI11) VARCHAR255) VARCHAR255) INT 11) NUI NUI NUI Name: Population
Schema Datatype Column Zpcode TotalPopulation INTI11 MedianAge eclick to ed NL NL
VARCHAR(255)
Solution
Remove "councildistrict" in Business table and createnew table called District with zipcode as
primary key and councildistrict as second column.

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