Source of file QueryBuilderInterface.php
Size: 11,848 Bytes - Last Modified: 2018-01-24T19:48:36+00:00
src/QueryBuilderInterface.php
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Warren <tim@timshomepage.net> * @copyright 2012 - 2018 Timothy J. Warren * @license http://www.opensource.org/licenses/mit-license.html MIT License * @link https://git.timshomepage.net/aviat4ion/Query */ namespace Query; use PDOStatement; /** * Interface defining the Query Builder class */ interface QueryBuilderInterface { // -------------------------------------------------------------------------- // ! Select Queries // -------------------------------------------------------------------------- /** * Specifies rows to select in a query * * @param string $fields * @return QueryBuilderInterface */ public function select(string $fields): QueryBuilderInterface; /** * Selects the maximum value of a field from a query * * @param string $field * @param string|bool $as * @return QueryBuilderInterface */ public function selectMax(string $field, $as=FALSE): QueryBuilderInterface; /** * Selects the minimum value of a field from a query * * @param string $field * @param string|bool $as * @return QueryBuilderInterface */ public function selectMin(string $field, $as=FALSE): QueryBuilderInterface; /** * Selects the average value of a field from a query * * @param string $field * @param string|bool $as * @return QueryBuilderInterface */ public function selectAvg(string $field, $as=FALSE): QueryBuilderInterface; /** * Selects the sum of a field from a query * * @param string $field * @param string|bool $as * @return QueryBuilderInterface */ public function selectSum(string $field, $as=FALSE): QueryBuilderInterface; /** * Adds the 'distinct' keyword to a query * * @return QueryBuilderInterface */ public function distinct(): QueryBuilderInterface; /** * Shows the query plan for the query * * @return QueryBuilderInterface */ public function explain(): QueryBuilderInterface; /** * Specify the database table to select from * * @param string $tblname * @return QueryBuilderInterface */ public function from(string $tblname): QueryBuilderInterface; // -------------------------------------------------------------------------- // ! 'Like' methods // -------------------------------------------------------------------------- /** * Creates a Like clause in the sql statement * * @param string $field * @param mixed $values * @param string $pos * @return QueryBuilderInterface */ public function like(string $field, $values, string $pos='both'): QueryBuilderInterface; /** * Generates an OR Like clause * * @param string $field * @param mixed $values * @param string $pos * @return QueryBuilderInterface */ public function orLike(string $field, $values, string $pos='both'): QueryBuilderInterface; /** * Generates a NOT LIKE clause * * @param string $field * @param mixed $values * @param string $pos * @return QueryBuilderInterface */ public function notLike(string $field, $values, string $pos='both'): QueryBuilderInterface; /** * Generates a OR NOT LIKE clause * * @param string $field * @param mixed $values * @param string $pos * @return QueryBuilderInterface */ public function orNotLike(string $field, $values, string $pos='both'): QueryBuilderInterface; // -------------------------------------------------------------------------- // ! Having methods // -------------------------------------------------------------------------- /** * Generates a 'Having' clause * * @param mixed $key * @param mixed $values * @return QueryBuilderInterface */ public function having($key, $values=[]): QueryBuilderInterface; /** * Generates a 'Having' clause prefixed with 'OR' * * @param mixed $key * @param mixed $values * @return QueryBuilderInterface */ public function orHaving($key, $values=[]): QueryBuilderInterface; // -------------------------------------------------------------------------- // ! 'Where' methods // -------------------------------------------------------------------------- /** * Specify condition(s) in the where clause of a query * Note: this function works with key / value, or a * passed array with key / value pairs * * @param mixed $key * @param mixed $values * @param bool $escape * @return QueryBuilderInterface */ public function where($key, $values=[], $escape = NULL): QueryBuilderInterface; /** * Where clause prefixed with "OR" * * @param string $key * @param mixed $values * @return QueryBuilderInterface */ public function orWhere($key, $values=[]): QueryBuilderInterface; /** * Where clause with 'IN' statement * * @param mixed $field * @param mixed $values * @return QueryBuilderInterface */ public function whereIn($field, $values=[]): QueryBuilderInterface; /** * Where in statement prefixed with "or" * * @param string $field * @param mixed $values * @return QueryBuilderInterface */ public function orWhereIn($field, $values=[]): QueryBuilderInterface; /** * WHERE NOT IN (FOO) clause * * @param string $field * @param mixed $values * @return QueryBuilderInterface */ public function whereNotIn($field, $values=[]): QueryBuilderInterface; /** * OR WHERE NOT IN (FOO) clause * * @param string $field * @param mixed $values * @return QueryBuilderInterface */ public function orWhereNotIn($field, $values=[]): QueryBuilderInterface; // -------------------------------------------------------------------------- // ! Other Query Modifier methods // -------------------------------------------------------------------------- /** * Sets values for inserts / updates / deletes * * @param mixed $key * @param mixed $values * @return QueryBuilderInterface */ public function set($key, $values = NULL): QueryBuilderInterface; /** * Creates a join phrase in a compiled query * * @param string $table * @param string $condition * @param string $type * @return QueryBuilderInterface */ public function join(string $table, string $condition, string $type=''): QueryBuilderInterface; /** * Group the results by the selected field(s) * * @param mixed $field * @return QueryBuilderInterface */ public function groupBy($field): QueryBuilderInterface; /** * Order the results by the selected field(s) * * @param string $field * @param string $type * @return QueryBuilderInterface */ public function orderBy(string $field, string $type=''): QueryBuilderInterface; /** * Set a limit on the current sql statement * * @param int $limit * @param int|bool $offset * @return QueryBuilderInterface */ public function limit(int $limit, $offset=FALSE): QueryBuilderInterface; // -------------------------------------------------------------------------- // ! Query Grouping Methods // -------------------------------------------------------------------------- /** * Adds a paren to the current query for query grouping * * @return QueryBuilderInterface */ public function groupStart(): QueryBuilderInterface; /** * Adds a paren to the current query for query grouping, * prefixed with 'NOT' * * @return QueryBuilderInterface */ public function notGroupStart(): QueryBuilderInterface; /** * Adds a paren to the current query for query grouping, * prefixed with 'OR' * * @return QueryBuilderInterface */ public function orGroupStart(): QueryBuilderInterface; /** * Adds a paren to the current query for query grouping, * prefixed with 'OR NOT' * * @return QueryBuilderInterface */ public function orNotGroupStart(): QueryBuilderInterface; /** * Ends a query group * * @return QueryBuilderInterface */ public function groupEnd(): QueryBuilderInterface; // -------------------------------------------------------------------------- // ! Query execution methods // -------------------------------------------------------------------------- /** * Select and retrieve all records from the current table, and/or * execute current compiled query * * @param string $table * @param int|bool $limit * @param int|bool $offset * @return PDOStatement */ public function get(string $table='', $limit=FALSE, $offset=FALSE): ?PDOStatement; /** * Convenience method for get() with a where clause * * @param string $table * @param array $where * @param int|bool $limit * @param int|bool $offset * @return PDOStatement */ public function getWhere(string $table, $where=[], $limit=FALSE, $offset=FALSE): ?PDOStatement; /** * Retrieve the number of rows in the selected table * * @param string $table * @return int */ public function countAll(string $table): int; /** * Retrieve the number of results for the generated query - used * in place of the get() method * * @param string $table * @param bool $reset - Whether to keep the query after counting the results * @return int */ public function countAllResults(string $table='', bool $reset=TRUE): int; /** * Creates an insert clause, and executes it * * @param string $table * @param mixed $data * @return PDOStatement */ public function insert(string $table, $data=[]): ?PDOStatement; /** * Creates and executes a batch insertion query * * @param string $table * @param array $data * @return PDOStatement */ public function insertBatch(string $table, $data=[]): ?PDOStatement; /** * Insertion with automatic overwrite, rather than attempted duplication * * @param string $table * @param array $data * @return PDOStatement */ public function replace(string $table, $data=[]): ?PDOStatement; /** * Creates an update clause, and executes it * * @param string $table * @param mixed $data * @return PDOStatement */ public function update(string $table, $data=[]): ?PDOStatement; /** * Creates a batch update, and executes it. * Returns the number of affected rows * * @param string $table * @param array|object $data * @param string $where * @return PDOStatement */ public function updateBatch(string $table, $data, $where): ?PDOStatement; /** * Deletes data from a table * * @param string $table * @param mixed $where * @return PDOStatement */ public function delete(string $table, $where=''): ?PDOStatement; // -------------------------------------------------------------------------- // ! SQL Returning Methods // -------------------------------------------------------------------------- /** * Returns the generated 'select' sql query * * @param string $table * @param bool $reset * @return string */ public function getCompiledSelect(string $table='', bool $reset=TRUE): string; /** * Returns the generated 'insert' sql query * * @param string $table * @param bool $reset * @return string */ public function getCompiledInsert(string $table, bool $reset=TRUE): string; /** * Returns the generated 'update' sql query * * @param string $table * @param bool $reset * @return string */ public function getCompiledUpdate(string $table='', bool $reset=TRUE): string; /** * Returns the generated 'delete' sql query * * @param string $table * @param bool $reset * @return string */ public function getCompiledDelete(string $table='', bool $reset=TRUE): string; // -------------------------------------------------------------------------- // ! Miscellaneous Methods // -------------------------------------------------------------------------- /** * Clear out the class variables, so the next query can be run * * @return void */ public function resetQuery(): void; } // End of QueryBuilderInterface.php |