postgresql ifnull
can you tell me how to use CASE and IFNULL in postgre? i'm migrating from sql to postgreSQL, and i want to make a function with this syntax : ..., I am working on a project of migrating from MySQL to PostgreSQL, some function can't works well in PostgreSQL like IFNULL function. Some tutorials say ..., What is the equivalent of SQLite's IFNULL() in Postgres? I have to following query (sqlite in Ruby): SELECT ifnull(max(code_id) + 1, 1) FROM configentries ...,... arguments to the right of the first non-null argument are not evaluated. This SQL-standard function provides capabilities similar to NVL and IFNULL , which are ... ,... arguments to the right of the first non-null argument are not evaluated. This SQL-standard function provides capabilities similar to NVL and IFNULL , which are ... ,... arguments to the right of the first non-null argument are not evaluated. This SQL-standard function provides capabilities similar to NVL and IFNULL , which are ... ,... arguments to the right of the first non-null argument are not evaluated. This SQL-standard function provides capabilities similar to NVL and IFNULL , which are ... ,Guys, I've recently being going back over code from Ingres and porting it over to PostgreSQL. Heavy use was made of the IFNULL function, this function simply ... ,Christopher Kings-Lynne writes: > lkindness(at)csl(dot)co(dot)uk writes: > > SELECT COALESCE(MAX(id), 0) + 1 from test; > > can be replaced by the following ... , In MS SQL-Server, I can do: SELECT ISNULL(Field,'Empty') from Table But in PostgreSQL I get a syntax error. How do I emulate the ISNULL() functionality ?
| 相關軟體 PostgreSQL (64-bit) 資訊 | |
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 postgresql ifnull 相關參考資料
How to make a function use CASE and IFNULL in postgreSQL? - Stack ...
can you tell me how to use CASE and IFNULL in postgre? i'm migrating from sql to postgreSQL, and i want to make a function with this syntax : ... https://stackoverflow.com mysql - IFNULL() Equivalent in PostgreSQL - Stack Overflow
I am working on a project of migrating from MySQL to PostgreSQL, some function can't works well in PostgreSQL like IFNULL function. Some tutorials say ... https://stackoverflow.com postgresql - sqlite IFNULL() in postgres - Stack Overflow
What is the equivalent of SQLite's IFNULL() in Postgres? I have to following query (sqlite in Ruby): SELECT ifnull(max(code_id) + 1, 1) FROM configentries ... https://stackoverflow.com PostgreSQL: Documentation: 8.4: Conditional Expressions
... arguments to the right of the first non-null argument are not evaluated. This SQL-standard function provides capabilities similar to NVL and IFNULL , which are ... https://www.postgresql.org PostgreSQL: Documentation: 9.1: Conditional Expressions
... arguments to the right of the first non-null argument are not evaluated. This SQL-standard function provides capabilities similar to NVL and IFNULL , which are ... https://www.postgresql.org PostgreSQL: Documentation: 9.2: Conditional Expressions
... arguments to the right of the first non-null argument are not evaluated. This SQL-standard function provides capabilities similar to NVL and IFNULL , which are ... https://www.postgresql.org PostgreSQL: Documentation: 9.5: Conditional Expressions
... arguments to the right of the first non-null argument are not evaluated. This SQL-standard function provides capabilities similar to NVL and IFNULL , which are ... https://www.postgresql.org PostgreSQL: IFNULL -> COALESCE
Guys, I've recently being going back over code from Ingres and porting it over to PostgreSQL. Heavy use was made of the IFNULL function, this function simply ... https://www.postgresql.org PostgreSQL: Re: IFNULL -> COALESCE
Christopher Kings-Lynne writes: > lkindness(at)csl(dot)co(dot)uk writes: > > SELECT COALESCE(MAX(id), 0) + 1 from test; > > can be replaced by the following ... https://www.postgresql.org sql server - What is the PostgreSQL equivalent for ISNULL ...
In MS SQL-Server, I can do: SELECT ISNULL(Field,'Empty') from Table But in PostgreSQL I get a syntax error. How do I emulate the ISNULL() functionality ? https://stackoverflow.com |