Web25 jun. 2014 · each row in table have type, how to get list of those values ( not repeating = DISTINCT) ? example: id name type ------------------- 1 apple fruit 2 onion vegetable 3 … WebThe basic strategy for selecting the best data type is to select the smallest data type that matches the kind of data you have and that allows for all the feasible values of your data. For example, customer_id in our sample sales table is a whole number starting with 0. Today our fictional company only has 15,000 customers.
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Web2 dec. 2011 · 26. May be you are going the wrong way to do this. The function FIND_IN_SET might be helpful if the options column type is SET. Example: SELECT * FROM yourtabe WHERE FIND_IN_SET ('2', Options); But, it will only let you compare one string at a time, in the above example, it compares if 2 is present in the rows. Web7 apr. 2024 · the type/ number mapping is fantastic. thx. To get that information, you need to query the information_schema.columns table. Something like this will get the MySQL data type: SELECT DATA_TYPE FROM information_schema.COLUMNS WHERE TABLE_NAME = 'my_table' AND COLUMN_NAME = 'my_column'. cinematour march 2003 photos
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Web7 mrt. 2014 · 5 Answers. Sorted by: 26. You can use. SHOW FIELDS FROM tableName where Field ='nameOfField'. This will return you result in format of. Field Type Null Key Default Extra. Share. Improve this answer. WebIn MySQL, you can find all SQL standard numeric types including exact number data type and approximate numeric data types including integer, fixed-point and floating-point. In … Web28 feb. 2010 · SELECT SUBSTRING(COLUMN_TYPE, 6, LENGTH(COLUMN_TYPE) - 6) AS val FROM information_schema.COLUMNS WHERE TABLE_NAME = 'articles' AND COLUMN_NAME = 'status' The SUBSTRING now starts at the 6th character and uses a length which is 6 characters shorter than the total, removing the trailing parenthesis. cinematour july 2009 photos