8 Greenplum 常用函數

8 Greenplum 常用函數 8.1 字符串函數 8.1.1 常見字符串函數   8.1.2 函數常見示例 8.1.2.1 字符串拼接 chinadaas=# \timing Timing is on. chinadaas=# select 'green'||'plum' as dbname;   dbname    -----------  greenplum (1 row) Time: 3

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