#sql is a quick and easy language to pick up what you need from the large data set. The most important, and at the same time, the most commonly used function is SELECT – the query that enables you to ...
-- Your task is to use a select statement to return a single column table containing the full title of the person (concatenate all columns together except id), as follows: ...
Learn how to master the SELECT statement to form truly useful data queries. This article explains functions, clauses, and keywords that will make your life a lot easier. Due to popular demand, we’re ...
OracleCatalog's sql statement of SELECT_COLUMNS_SQL_TEMPLATE have some issue when the column‘s type is NVARCHAR2 or NCHAR, the length of column should get the cols.char_col_decl_length. so the sql ...
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