row-value-expression

Using tuples in SQL “IN” clause

由 拟墨画扇 提交于 2019-12-28 01:47:30
问题 I have a table containing the fields group_id and group_type and I want to query the table for all the records having any tuple ( group id , group type ) from a list of tuples. For example, I want to be able to do something like: SELECT * FROM mytable WHERE (group_id, group_type) IN (("1234-567", 2), ("4321-765", 3), ("1111-222", 5)) A very similar question is already asked at: using tuples in sql in clause , but the solution proposed there presumes the tuple list is to be fetched from

Using IN with sets of tuples in SQL (SQLite3)

由 ∥☆過路亽．° 提交于 2019-12-21 12:23:51
问题 I have the following table in a SQLite3 database: CREATE TABLE overlap_results ( neighbors_of_annotation varchar(20), other_annotation varchar(20), set1_size INTEGER, set2_size INTEGER, jaccard REAL, p_value REAL, bh_corrected_p_value REAL, PRIMARY KEY (neighbors_of_annotation, other_annotation) ); I would like to perform the following query: SELECT * FROM overlap_results WHERE (neighbors_of_annotation, other_annotation) IN (('16070', '8150'), ('16070', '44697')); That is, I have a couple of

How to compare groups of tuples in sql

由 非 Y 不嫁゛ 提交于 2019-12-10 11:57:00
问题 How to compare groups of tuples in sql: consider the following example: TABLE T1 -------- GROUP VALUE ----- ----- A FOO A BAR X HHH X ZOO TABLE T2 -------- GROUP VALUE ----- ----- B ZOO C FOO C BAR I want to write an sql query which compares the groups of values in both tables and reports the differences. In the illustrated example, the group in table a: ((A,FOO),(A,BAR)) is the same as the group ((C,FOO),(C,BAR)) even though the group name is different. What counts is that the contents of

Using IN with sets of tuples in SQL (SQLite3)

由 十年热恋 提交于 2019-12-04 05:26:13
I have the following table in a SQLite3 database: CREATE TABLE overlap_results ( neighbors_of_annotation varchar(20), other_annotation varchar(20), set1_size INTEGER, set2_size INTEGER, jaccard REAL, p_value REAL, bh_corrected_p_value REAL, PRIMARY KEY (neighbors_of_annotation, other_annotation) ); I would like to perform the following query: SELECT * FROM overlap_results WHERE (neighbors_of_annotation, other_annotation) IN (('16070', '8150'), ('16070', '44697')); That is, I have a couple of tuples of annotation IDs, and I'd like to fetch records for each of those tuples. The sqlite3 prompt

SQL: tuple comparison

由 送分小仙女□ 提交于 2019-11-30 07:25:56
问题 In my current application, I need to be able to do this type of query: SELECT MIN((colA, colB, colC)) FROM mytable WHERE (colA, colB, colC) BETWEEN (200, 'B', 'C') AND (1000, 'E', 'F') and get the answer of (333, 'B', 'B') , given this data: +------+------+------+ | colA | colB | colC | +------+------+------+ | 99 | A | A | | 200 | A | Z | | 200 | B | B | | 333 | B | B | | 333 | C | D | | 333 | C | E | | 333 | D | C | | 1000 | E | G | | 1000 | F | A | +------+------+------+ What is the most

SQL: tuple comparison

由 与世无争的帅哥 提交于 2019-11-29 03:38:28
In my current application, I need to be able to do this type of query: SELECT MIN((colA, colB, colC)) FROM mytable WHERE (colA, colB, colC) BETWEEN (200, 'B', 'C') AND (1000, 'E', 'F') and get the answer of (333, 'B', 'B') , given this data: +------+------+------+ | colA | colB | colC | +------+------+------+ | 99 | A | A | | 200 | A | Z | | 200 | B | B | | 333 | B | B | | 333 | C | D | | 333 | C | E | | 333 | D | C | | 1000 | E | G | | 1000 | F | A | +------+------+------+ What is the most efficient way to accomplish this in real SQL? Please keep in mind that this is a toy example, and that

using tuples in sql in clause

由 折月煮酒 提交于 2019-11-27 21:27:25
Given a database like this: BEGIN TRANSACTION; CREATE TABLE aTable ( a STRING, b STRING); INSERT INTO aTable VALUES('one','two'); INSERT INTO aTable VALUES('one','three'); CREATE TABLE anotherTable ( a STRING, b STRING); INSERT INTO anotherTable VALUES('one','three'); INSERT INTO anotherTable VALUES('two','three'); COMMIT; I would like to do something along the lines of SELECT a,b FROM aTable WHERE (aTable.a,aTable.b) IN (SELECT anotherTable.a,anotherTable.b FROM anotherTable); To get the answer 'one','three', but I'm getting "near ",": syntax error" Is this possible in any flavour of SQL? (I

using tuples in sql in clause

由 烈酒焚心 提交于 2019-11-27 04:31:54
问题 Given a database like this: BEGIN TRANSACTION; CREATE TABLE aTable ( a STRING, b STRING); INSERT INTO aTable VALUES('one','two'); INSERT INTO aTable VALUES('one','three'); CREATE TABLE anotherTable ( a STRING, b STRING); INSERT INTO anotherTable VALUES('one','three'); INSERT INTO anotherTable VALUES('two','three'); COMMIT; I would like to do something along the lines of SELECT a,b FROM aTable WHERE (aTable.a,aTable.b) IN (SELECT anotherTable.a,anotherTable.b FROM anotherTable); To get the
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