The UNION query statement is often used out of the box. Solution

The UNION query statements are often used to get out of the box... the union statements of the two tables are combined, and the fields are a little more. format the number of SQL statement rows 87 ~ Fortunately, it is generated using code. however, I think SQL is quite interesting ., to make the corresponding column attributes consistent, of course, it is better to generate the program. it seems that the SQL UNION query statements of more than 1500 rows are often made out of the box...
The union of the two tables is combined, and the field is a little more.
Format the SQL statement line 87...
Wipe ~ Fortunately, it is generated using code.

However, I think SQL is quite interesting.

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To make the corresponding column attributes consistent, of course, it is better for the program to generate
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It seems that more than 1500 rows of SQL statements have been seen, indicating that the pressure is high.
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The statistics of complex points are written. He won't recognize him in a few days.
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If you want to encapsulate it, you can use the php function to encapsulate a layer to operate the database. I don't know if it's necessary.
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How can there be so many fields?
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So many fields ....