postgresql array index
The array ordering operators ( < , >= , etc) compare the array contents element-by-element, using the default B-tree comparison function for the element data ... ,Array Value Input. To write an array value as a literal constant, enclose the element values within curly braces and separate them by commas. (If you know C ...
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 postgresql array index 相關參考資料
Can PostgreSQL index array columns? - Stack Overflow
2015年3月25日 — Yes you can index an array, but you have to use the array operators and the GIN-index type. Example: CREATE TABLE "Test"("Column1" int[]); ... https://stackoverflow.com Documentation: 10: 9.18. Array Functions and ... - PostgreSQL
The array ordering operators ( < , >= , etc) compare the array contents element-by-element, using the default B-tree comparison function for the element data ... https://www.postgresql.org Documentation: 9.0: Arrays - PostgreSQL
Array Value Input. To write an array value as a literal constant, enclose the element values within curly braces and separate them by commas. (If you know C ... https://www.postgresql.org Documentation: 9.1: Arrays - PostgreSQL
To write an array value as a literal constant, enclose the element values within curly braces and separate them by commas. (If you know C, this is not unlike the C ... https://www.postgresql.org Documentation: 9.2: Arrays - PostgreSQL
To set an element of an array constant to NULL, write NULL for the element value. (Any upper- or lower-case variant of NULL will do.) If you want an actual string ... https://www.postgresql.org Documentation: 9.4: Index Types - PostgreSQL
Each index type uses a different algorithm that is best suited to different types of ... indexes which can handle values that contain more than one key, arrays for ... https://www.postgresql.org Documentation: 9.4: intarray - PostgreSQL
There is also support for indexed searches using some of the operators. All of these operations will throw an error if a supplied array contains any NULL elements. https://www.postgresql.org How to get index of an array value in PostgreSQL? - Stack ...
2017年10月18日 — If you were storing the array as a real array not as a json, you could use array_position() to find the (first) index of a given element: https://stackoverflow.com Take a Dip into PostgreSQL Arrays - Compose Articles
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