MYSQL Find Matching Records with LIKE

1. How do I find matching records in MySQL?
2. How do I search a like query?
3. How can I get matched records from two tables in SQL?
4. How can we compare patterns in MySQL?
5. How can I get unmatched records from two tables?
6. How do I compare two tables in mysql to find unmatched records?
7. How do you check if a column contains a particular value in SQL?
8. How do I find records in SQL?
9. How do I match a name in SQL?
10. How do you get not matching records from two tables in SQL?
11. How do I get matched and unmatched records from two tables in hive?
12. How do you retrieve data from multiple tables in SQL without join?

How do I find matching records in MySQL?

MySQL Compare Two tables to Find Matched Records

First we do a UNION ALL of two tables to retain duplicate rows. Next, we do a GROUP BY to count records by id, order_date and amount columns to find records with count>1, that is records that occur more than once.

How do I search a like query?

The LIKE operator is used in a WHERE clause to search for a specified pattern in a column. There are two wildcards often used in conjunction with the LIKE operator: The percent sign (%) represents zero, one, or multiple characters. The underscore sign (_) represents one, single character.

How can I get matched records from two tables in SQL?

Get Matched and Unmatched Count from Two Tables

You can use full outer join to get matched and unmatched records or count from two tables which has common columns in it. SELECT Sum(CASE WHEN t1. file_name IS NOT NULL AND t2. file_n IS NOT NULL THEN 1 ELSE 0 END) AS matched_count, Sum( CASE WHEN t1.

How can we compare patterns in MySQL?

Use the LIKE or NOT LIKE comparison operators instead. The other type of pattern matching provided by MySQL uses extended regular expressions. When you test for a match for this type of pattern, use the REGEXP_LIKE() function (or the REGEXP or RLIKE operators, which are synonyms for REGEXP_LIKE() ).

How can I get unmatched records from two tables?

My preferred way to list unmatched records between two tables is to use the format: Select fields. from Table1.
...

1. select * from table1 T1.
2. where (Select count(*) from table2 t2 where t2. key1=t1. ...
3. select * from table2 T2.
4. where (Select count(*) from table1 t1 where t1. key.

How do I compare two tables in mysql to find unmatched records?

The returned result set is used for the comparison.

1. SELECT t1.pk, t1.c1 FROM t1 UNION ALL SELECT t2.pk, t2.c1 FROM t2. ...
2. SELECT pk, c1 FROM ( SELECT t1.pk, t1.c1 FROM t1 UNION ALL SELECT t2.pk, t2.c1 FROM t2 ) t GROUP BY pk, c1 HAVING COUNT(*) = 1 ORDER BY pk.

How do you check if a column contains a particular value in SQL?

“how to check if a column contains a particular value in sql” Code Answer

1. Declare @mainString nvarchar(100)='Amit Kumar Yadav'
2. ---Check here @mainString contains Amit or not, if it contains then retrun greater than 0 then print Find otherwise Not Find.
3. if CHARINDEX('Amit',@mainString) > 0.
4. begin.
5. select 'Find' As Result.

How do I find records in SQL?

Click on the Text search command:

1. In the Search text field, enter the data value that needs to be searched.
2. From the Database drop-down menu, select the database to search in.
3. In the Select objects to search tree, select the tables and views to search in, or leave them all checked.

How do I match a name in SQL?

SQL Partial Match: Using LIKE with Wildcards

The SQL ANSI standard uses two wildcards, percent (%) and underscore (_), which are used in different ways. When using wildcards, you perform a SQL partial match instead of a SQL exact match as you don't include an exact string in your query.

How do you get not matching records from two tables in SQL?

SELECT B. Accountid FROM TableB AS B LEFT JOIN TableA AS A ON A.ID = B. Accountid WHERE A.ID IS NULL; LEFT JOIN means it takes all the rows from the first table - if there are no matches on the first join condition, the result table columns for table B will be null - that's why it works.

How do I get matched and unmatched records from two tables in hive?

first union DISTINCT row and make finalTable . it has all unique row. then make inner join between two table. final subtract them ,now you got your answer.

How do you retrieve data from multiple tables in SQL without join?

Solution 1

1. SELECT column1, column2, etc FROM table1 UNION SELECT column1, column2, etc FROM table2.
2. SELECT table1.Column1, table2.Column1 FROM table1 CROSS JOIN table2 WHERE table.Column1 = 'Some value'
3. SELECT table1.Column1, table2.Column2 FROM table1 INNER JOIN table2 ON 1 = 1.