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首頁後端開發php教程zend 2.2 db select 使用例子_PHP教程
zend 2.2 db select 使用例子_PHP教程
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Jul 20, 2016 am 11:15 AM
barselectusezend使用例子

<span <?php<br /><br />use</span><span  Zend\Db\Sql\Select;
 
</span><span //</span><span  basic table</span>
<span $select0</span> = <span new</span><span  Select;
</span><span $select0</span>->from('foo'<span );
</span><span //</span><span  'SELECT "foo".* FROM "foo"';
 
 
// table as TableIdentifier</span>
<span $select1</span> = <span new</span><span  Select;
</span><span $select1</span>->from(<span new</span> TableIdentifier('foo', 'bar'<span ));
</span><span //</span><span  'SELECT "bar"."foo".* FROM "bar"."foo"';
 
 
// table with alias</span>
<span $select2</span> = <span new</span><span  Select;
</span><span $select2</span>->from(<span array</span>('f' => 'foo'<span ));
</span><span //</span><span  'SELECT "f".* FROM "foo" AS "f"';
 
 
// table with alias with table as TableIdentifier</span>
<span $select3</span> = <span new</span><span  Select;
</span><span $select3</span>->from(<span array</span>('f' => <span new</span> TableIdentifier('foo'<span )));
</span><span //</span><span  'SELECT "f".* FROM "foo" AS "f"';
 
 
// columns</span>
<span $select4</span> = <span new</span><span  Select;
</span><span $select4</span>->from('foo')->columns(<span array</span>('bar', 'baz'<span ));
</span><span //</span><span  'SELECT "foo"."bar" AS "bar", "foo"."baz" AS "baz" FROM "foo"';
 
 
// columns with AS associative array</span>
<span $select5</span> = <span new</span><span  Select;
</span><span $select5</span>->from('foo')->columns(<span array</span>('bar' => 'baz'<span ));
</span><span //</span><span  'SELECT "foo"."baz" AS "bar" FROM "foo"';
 
 
// columns with AS associative array mixed</span>
<span $select6</span> = <span new</span><span  Select;
</span><span $select6</span>->from('foo')->columns(<span array</span>('bar' => 'baz', 'bam'<span ));
</span><span //</span><span  'SELECT "foo"."baz" AS "bar", "foo"."bam" AS "bam" FROM "foo"';
 
 
// columns where value is Expression, with AS</span>
<span $select7</span> = <span new</span><span  Select;
</span><span $select7</span>->from('foo')->columns(<span array</span>('bar' => <span new</span> Expression('COUNT(some_column)'<span )));
</span><span //</span><span  'SELECT COUNT(some_column) AS "bar" FROM "foo"';
 
 
// columns where value is Expression</span>
<span $select8</span> = <span new</span><span  Select;
</span><span $select8</span>->from('foo')->columns(<span array</span>(<span new</span> Expression('COUNT(some_column) AS bar'<span )));
</span><span //</span><span  'SELECT COUNT(some_column) AS bar FROM "foo"';
 
 
// columns where value is Expression with parameters</span>
<span $select9</span> = <span new</span><span  Select;
</span><span $select9</span>->from('foo')-><span columns(
    </span><span array</span><span (
        </span><span new</span><span  Expression(
            </span>'(COUNT(?) + ?) AS ?',
            <span array</span>('some_column', 5, 'bar'),
            <span array</span>(Expression::TYPE_IDENTIFIER, Expression::TYPE_VALUE, Expression::<span TYPE_IDENTIFIER)
        )
    )
);
</span><span //</span><span  'SELECT (COUNT("some_column") + ?) AS "bar" FROM "foo"';
//     array('column1' => 5);
//
// 'SELECT (COUNT("some_column") + \'5\') AS "bar" FROM "foo"';
 
// joins (plain)</span>
<span $select10</span> = <span new</span><span  Select;
</span><span $select10</span>->from('foo')-><span join</span>('zac', 'm = n'<span );
</span><span //</span><span  'SELECT "foo".*, "zac".* FROM "foo" INNER JOIN "zac" ON "m" = "n"';
 
 
// join with columns</span>
<span $select11</span> = <span new</span><span  Select;
</span><span $select11</span>->from('foo')-><span join</span>('zac', 'm = n', <span array</span>('bar', 'baz'<span ));
</span><span //</span><span  'SELECT "foo".*, "zac"."bar" AS "bar", "zac"."baz" AS "baz" FROM "foo" INNER JOIN "zac" ON "m" = "n"';
 
 
// join with alternate type</span>
<span $select12</span> = <span new</span><span  Select;
</span><span $select12</span>->from('foo')-><span join</span>('zac', 'm = n', <span array</span>('bar', 'baz'), Select::<span JOIN_OUTER);
</span><span //</span><span  'SELECT "foo".*, "zac"."bar" AS "bar", "zac"."baz" AS "baz" FROM "foo" OUTER JOIN "zac" ON "m" = "n"';
 
 
// join with column aliases</span>
<span $select13</span> = <span new</span><span  Select;
</span><span $select13</span>->from('foo')-><span join</span>('zac', 'm = n', <span array</span>('BAR' => 'bar', 'BAZ' => 'baz'<span ));
</span><span //</span><span  'SELECT "foo".*, "zac"."bar" AS "BAR", "zac"."baz" AS "BAZ" FROM "foo" INNER JOIN "zac" ON "m" = "n"';
 
 
// join with table aliases</span>
<span $select14</span> = <span new</span><span  Select;
</span><span $select14</span>->from('foo')-><span join</span>(<span array</span>('b' => 'bar'), 'b.foo_id = foo.foo_id'<span );
</span><span //</span><span  'SELECT "foo".*, "b".* FROM "foo" INNER JOIN "bar" AS "b" ON "b"."foo_id" = "foo"."foo_id"';
 
 
// where (simple string)</span>
<span $select15</span> = <span new</span><span  Select;
</span><span $select15</span>->from('foo')->where('x = 5'<span );
</span><span //</span><span  'SELECT "foo".* FROM "foo" WHERE x = 5';
 
 
// where (returning parameters)</span>
<span $select16</span> = <span new</span><span  Select;
</span><span $select16</span>->from('foo')->where(<span array</span>('x = ?' => 5<span ));
</span><span //</span><span  'SELECT "foo".* FROM "foo" WHERE x = ?';
//   array('where1' => 5);
//
// 'SELECT "foo".* FROM "foo" WHERE x = \'5\'';
 
 
// group</span>
<span $select17</span> = <span new</span><span  Select;
</span><span $select17</span>->from('foo')->group(<span array</span>('col1', 'col2'<span ));
</span><span //</span><span  'SELECT "foo".* FROM "foo" GROUP BY "col1", "col2"';</span>
 
 
<span $select18</span> = <span new</span><span  Select;
</span><span $select18</span>->from('foo')->group('col1')->group('col2'<span );
</span><span //</span><span  'SELECT "foo".* FROM "foo" GROUP BY "col1", "col2"';</span>
 
 
<span $select19</span> = <span new</span><span  Select;
</span><span $select19</span>->from('foo')->group(<span new</span> Expression('DAY(?)', <span array</span>('col1'), <span array</span>(Expression::<span TYPE_IDENTIFIER)));
</span><span //</span><span  'SELECT "foo".* FROM "foo" GROUP BY DAY("col1")';
 
 
// having (simple string)</span>
<span $select20</span> = <span new</span><span  Select;
</span><span $select20</span>->from('foo')->having('x = 5'<span );
</span><span //</span><span  'SELECT "foo".* FROM "foo" HAVING x = 5';
 
 
// having (returning parameters)</span>
<span $select21</span> = <span new</span><span  Select;
</span><span $select21</span>->from('foo')->having(<span array</span>('x = ?' => 5<span ));
</span><span //</span><span  'SELECT "foo".* FROM "foo" HAVING x = ?';
//   array('having1' => 5);
//
// 'SELECT "foo".* FROM "foo" HAVING x = \'5\'';
 
 
// order</span>
<span $select22</span> = <span new</span><span  Select;
</span><span $select22</span>->from('foo')->order('c1'<span );
</span><span //</span><span  'SELECT "foo".* FROM "foo" ORDER BY "c1" ASC';
 
 
// multiple order parts</span>
<span $select23</span> = <span new</span><span  Select;
</span><span $select23</span>->from('foo')->order(<span array</span>('c1', 'c2'<span ));
</span><span //</span><span  'SELECT "foo".* FROM "foo" ORDER BY "c1" ASC, "c2" ASC';
 
 
// mulitple order parts</span>
<span $select24</span> = <span new</span><span  Select;
</span><span $select24</span>->from('foo')->order(<span array</span>('c1' => 'DESC', 'c2' => 'Asc')); <span //</span><span  notice partially lower case ASC
// 'SELECT "foo".* FROM "foo" ORDER BY "c1" DESC, "c2" ASC';</span>
 
 
<span $select25</span> = <span new</span><span  Select;
</span><span $select25</span>->from('foo')->order(<span array</span>('c1' => 'asc'))->order('c2 desc'); <span //</span><span  notice partially lower case ASC
// 'SELECT "foo".* FROM "foo" ORDER BY "c1" ASC, "c2" DESC';
 
 
// limit</span>
<span $select26</span> = <span new</span><span  Select;
</span><span $select26</span>->from('foo')->limit(5<span );
</span><span //</span><span  'SELECT "foo".* FROM "foo" LIMIT ?';
//   array('limit' => 5);
//
// 'SELECT "foo".* FROM "foo" LIMIT \'5\'';
 
 
// limit with offset</span>
<span $select27</span> = <span new</span><span  Select;
</span><span $select27</span>->from('foo')->limit(5)->offset(10<span );
</span><span //</span><span  'SELECT "foo".* FROM "foo" LIMIT ? OFFSET ?';
//   array('limit' => 5, 'offset' => 10);
//
// 'SELECT "foo".* FROM "foo" LIMIT \'5\' OFFSET \'10\'';
 
 
// joins with a few keywords in the on clause</span>
<span $select28</span> = <span new</span><span  Select;
</span><span $select28</span>->from('foo')-><span join</span>('zac', '(m = n AND c.x) BETWEEN x AND y.z'<span );
</span><span //</span><span  'SELECT "foo".*, "zac".* FROM "foo" INNER JOIN "zac" ON ("m" = "n" AND "c"."x") BETWEEN "x" AND "y"."z"';
 
 
// order with compound name</span>
<span $select29</span> = <span new</span><span  Select;
</span><span $select29</span>->from('foo')->order('c1.d2'<span );
</span><span //</span><span  'SELECT "foo".* FROM "foo" ORDER BY "c1"."d2" ASC';
 
 
// group with compound name</span>
<span $select30</span> = <span new</span><span  Select;
</span><span $select30</span>->from('foo')->group('c1.d2'<span );
</span><span //</span><span  'SELECT "foo".* FROM "foo" GROUP BY "c1"."d2"';
 
 
// join with expression in ON part</span>
<span $select31</span> = <span new</span><span  Select;
</span><span $select31</span>->from('foo')-><span join</span>('zac', <span new</span> Expression('(m = n AND c.x) BETWEEN x AND y.z'<span ));
</span><span //</span><span  'SELECT "foo".*, "zac".* FROM "foo" INNER JOIN "zac" ON (m = n AND c.x) BETWEEN x AND y.z';
 
 
// subselects</span>
<span $select32subselect</span> = <span new</span><span  Select;
</span><span $select32subselect</span>->from('bar')->where->like('y', '%Foo%'<span );
</span><span $select32</span> = <span new</span><span  Select;
</span><span $select32</span>->from(<span array</span>('x' => <span $select32subselect</span><span ));
</span><span //</span><span  'SELECT "x".* FROM (SELECT "bar".* FROM "bar" WHERE "y" LIKE ?) AS "x"';
// 'SELECT "x".* FROM (SELECT "bar".* FROM "bar" WHERE "y" LIKE \'%Foo%\') AS "x"';
 
 
// use array in where, predicate in where</span>
<span $select33</span> = <span new</span><span  Select;
</span><span $select33</span>->from('table')->columns(<span array</span>('*'))->where(<span array</span><span (
    </span>'c1' => <span null</span>,
    'c2' => <span array</span>(1, 2, 3),
    <span new</span> \Zend\Db\Sql\Predicate\IsNotNull('c3'<span )
));
</span><span //</span><span  'SELECT "table".* FROM "table" WHERE "c1" IS NULL AND "c2" IN (?, ?, ?) AND "c3" IS NOT NULL';
// 'SELECT "table".* FROM "table" WHERE "c1" IS NULL AND "c2" IN (\'1\', \'2\', \'3\') AND "c3" IS NOT NULL';
 
 
// Expression objects in order</span>
<span $select34</span> = <span new</span><span  Select;
</span><span $select34</span>->from('table')->order(<span array</span><span (
    </span><span new</span> Expression('isnull(?) DESC', <span array</span>('name'), <span array</span>(Expression::TYPE_IDENTIFIER)),
    'name'<span 
));
</span><span //</span><span  'SELECT "table".* FROM "table" ORDER BY isnull("name") DESC, "name" ASC';
 
 
// join with Expression object in COLUMNS part (ZF2-514)</span>
<span $select35</span> = <span new</span><span  Select;
</span><span $select35</span>->from('foo')->columns(<span array</span>())-><span join</span>('bar', 'm = n', <span array</span>('thecount' => <span new</span> Expression("COUNT(*)"<span )));
</span><span //</span><span  'SELECT COUNT(*) AS "thecount" FROM "foo" INNER JOIN "bar" ON "m" = "n"';
 
 
// multiple joins with expressions</span>
<span $select36</span> = <span new</span><span  Select;
</span><span $select36</span>->from('foo'<span )
    </span>-><span join</span>('tableA', <span new</span> Predicate\Operator('id', '=', 1<span ))
    </span>-><span join</span>('tableB', <span new</span> Predicate\Operator('id', '=', 2<span ))
    </span>-><span join</span>('tableC', <span new</span> Predicate\PredicateSet(<span array</span><span (
        </span><span new</span> Predicate\Operator('id', '=', 3),
        <span new</span> Predicate\Operator('number', '>', 20<span )
    )));
</span><span //</span><span  'SELECT "foo".*, "tableA".*, "tableB".*, "tableC".* FROM "foo" '
//   'INNER JOIN "tableA" ON "id" = :join1part1 INNER JOIN "tableB" ON "id" = :join2part1 '
//   'INNER JOIN "tableC" ON "id" = :join3part1 AND "number" > :join3part2';
//
// 'SELECT "foo".*, "tableA".*, "tableB".*, "tableC".* FROM "foo" '
//   'INNER JOIN "tableA" ON "id" = \'1\' INNER JOIN "tableB" ON "id" = \'2\' '
//   'INNER JOIN "tableC" ON "id" = \'3\' AND "number" > \'20\'';</span>

 

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