FERNANDO SILVEIRA Active Member Licensed User May 19, 2018 #1 Hello guys, I have the following SQL JOIN statement Code: Copy SELECT A.NamePerson AS "Person", B.NamePerson || " e " || C.NamePerson AS "Dads" FROM Persons A LEFT JOIN Persons B ON A.CodMom = B.CodPerson LEFT JOIN Persons C ON A.CodDad = C.CodPerson ORDER BY A.NamePerson That works fine producing the expected result. However, I decided to apply the following: WHERE A.NamePerson LIKE "M%" at the end and then I get an SQL sintax error. Code: Copy SELECT A.NamePerson AS "Person", B.NamePerson || " e " || C.NamePerson AS "Dads" FROM Persons A LEFT JOIN Persons B ON A.CodMom = B.CodPerson LEFT JOIN Persons C ON A.CodDad = C.CodPerson ORDER BY A.NamePerson WHERE A.NamePerson LIKE "M%" The same sintax error also happens if I put WHERE clause right after the FROM Persons A. This seems to be a bad SQL understanding from my side because this error also happens when I try it using SQLITE EXPERT database interface. Can someone teach me how to implement this WHERE condition in my SELECT JOIN? ** Activity (main) Resume ** Error occurred on line: 145 (DBUtils) android.database.sqlite.SQLiteException: near "WHERE": syntax error (code 1): , while compiling: SELECT A.NomePessoa AS Pessoa, B.NomePessoa || ' e ' || C.NomePessoa As Pais FROM PESSOAS A LEFT JOIN PESSOAS B ON A.CodMae = B.CodPessoa LEFT JOIN PESSOAS C ON A.CodPai = C.CodPessoa ORDER BY A.NomePessoa WHERE A.NomePessoa LIKE 'M%' ################################################################# Error Code : 1 (SQLITE_ERROR) Caused By : SQL(query) error or missing database. (near "WHERE": syntax error (code 1): , while compiling: SELECT A.NomePessoa AS Pessoa, B.NomePessoa || ' e ' || C.NomePessoa As Pais FROM PESSOAS A LEFT JOIN PESSOAS B ON A.CodMae = B.CodPessoa LEFT JOIN PESSOAS C ON A.CodPai = C.CodPessoa ORDER BY A.NomePessoa WHERE A.NomePessoa LIKE 'M%') ################################################################# Regards, Fernando
Hello guys, I have the following SQL JOIN statement Code: Copy SELECT A.NamePerson AS "Person", B.NamePerson || " e " || C.NamePerson AS "Dads" FROM Persons A LEFT JOIN Persons B ON A.CodMom = B.CodPerson LEFT JOIN Persons C ON A.CodDad = C.CodPerson ORDER BY A.NamePerson That works fine producing the expected result. However, I decided to apply the following: WHERE A.NamePerson LIKE "M%" at the end and then I get an SQL sintax error. Code: Copy SELECT A.NamePerson AS "Person", B.NamePerson || " e " || C.NamePerson AS "Dads" FROM Persons A LEFT JOIN Persons B ON A.CodMom = B.CodPerson LEFT JOIN Persons C ON A.CodDad = C.CodPerson ORDER BY A.NamePerson WHERE A.NamePerson LIKE "M%" The same sintax error also happens if I put WHERE clause right after the FROM Persons A. This seems to be a bad SQL understanding from my side because this error also happens when I try it using SQLITE EXPERT database interface. Can someone teach me how to implement this WHERE condition in my SELECT JOIN? ** Activity (main) Resume ** Error occurred on line: 145 (DBUtils) android.database.sqlite.SQLiteException: near "WHERE": syntax error (code 1): , while compiling: SELECT A.NomePessoa AS Pessoa, B.NomePessoa || ' e ' || C.NomePessoa As Pais FROM PESSOAS A LEFT JOIN PESSOAS B ON A.CodMae = B.CodPessoa LEFT JOIN PESSOAS C ON A.CodPai = C.CodPessoa ORDER BY A.NomePessoa WHERE A.NomePessoa LIKE 'M%' ################################################################# Error Code : 1 (SQLITE_ERROR) Caused By : SQL(query) error or missing database. (near "WHERE": syntax error (code 1): , while compiling: SELECT A.NomePessoa AS Pessoa, B.NomePessoa || ' e ' || C.NomePessoa As Pais FROM PESSOAS A LEFT JOIN PESSOAS B ON A.CodMae = B.CodPessoa LEFT JOIN PESSOAS C ON A.CodPai = C.CodPessoa ORDER BY A.NomePessoa WHERE A.NomePessoa LIKE 'M%') ################################################################# Regards, Fernando
LucaMs Expert Licensed User Longtime User May 19, 2018 #2 Did you try to insert the Where clause before Order By? Last edited: May 19, 2018 Upvote 0
FERNANDO SILVEIRA Active Member Licensed User May 19, 2018 #3 LucaMs said: Tried to insert the Where clause before Order By? Click to expand... Haven't tried that, but now I did and it worked!! Thank you, Luca... Upvote 0
LucaMs said: Tried to insert the Where clause before Order By? Click to expand... Haven't tried that, but now I did and it worked!! Thank you, Luca...