I need to select records from table,but one field(id2 as example) replace with value from other table with id==id2 from first table
I need to select records from table,but one field(id2 as example) replace with value
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I need to select records from table,but one field(id2 as example) replace with value from other table with id==id2 from first table
If you want to SELECT the rows from a table where a column value is present in another tables column, then you need to use JOIN:
Read this blog post by Jeff Atwood on the different joins.