Database - Data Type

Others 2022-04-22 01:34:11 views: 0

Understand several concepts of database

database
data table
field (column)
Field Type
column column
row row

sql statement writing rules

end with a semicolon; can be modified with delimiter
Keywords are not case sensitive
comment
# comment
-- comment
/ ** comment /

type of data

Numeric type
floating point type

Database - Data Type

String type

Database - Data Type

time type

Database - Data Type

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Database - Data Type

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