Note that we can sort by a column that we don't Sorting is by the column specified which is Sorts in reverse and gets the first row after the SELECT definition FROM WORD_LIST_TABLE ORDER BY word DESC LIMIT 1 Returns the id of the word alpha with the SELECT _id FROM WORD_LIST_TABLE WHERE word="alpha" AND definition LIKE "%art%" Selects the word and definition columns of all SELECT word, definition FROM WORD_LIST_TABLE WHERE _id > 2 Gets all the rows in WORD_LIST_TABLE table. The following queries use the previously defined table: LIMIT: Keyword to specify a limited number of results.If you don't specify an order, you get the default order, which Specify ASC for ascending and DESC forĭescending. ORDER BY: Optional key phrase for ordering results by aĬolumn.Common operators areĬonnect multiple conditions, use AND or OR. WHERE: Optional keyword that precedes conditions that have toīe met, for example column="value".FROM table: Specify the table from which to get.SELECT columns: Select the columns to return.SELECT columns FROM table WHERE column="value".SELECT word, definition FROM WORD_LIST_TABLE WHERE.For a full description of theĪn SQL query is highly structured. Inserting, deleting, and updating the database. On Android, the data access object (DAO) provides convenience methods for Retrieving rows that meet given criteria.Very complex, but there are four basic operations: You use the SQL query language to interact with the database. Committing a changelist to the master branch.įor more on transactions, see Atomic Commit In.Entering a term and definition into dictionary.
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