WHERE सिंटैक्स

बुनियादी शर्तें

$database->select("account", "user_name", [
	"email" => "foo@bar.com"
]);
// WHERE email = 'foo@bar.com'

$database->select("account", "user_name", [
	"user_id" => 200
]);
// WHERE user_id = 200

$database->select("account", "user_name", [
	"user_id[>]" => 200
]);
// WHERE user_id > 200

$database->select("account", "user_name", [
	"user_id[>=]" => 200
]);
// WHERE user_id >= 200

$database->select("account", "user_name", [
	"user_id[!]" => 200
]);
// WHERE user_id != 200

$database->select("account", "user_name", [
	"age[<>]" => [200, 500]
]);
// WHERE age BETWEEN 200 AND 500

$database->select("account", "user_name", [
	"age[><]" => [200, 500]
]);
// WHERE age NOT BETWEEN 200 AND 500

$database->select("account", "user_name", [
	"birthday[<>]" => [date("Y-m-d", mktime(0, 0, 0, 1, 1, 2015)), date("Y-m-d")]
]);

$database->select("account", "user_name", [
	"birthday[><]" => [date("Y-m-d", mktime(0, 0, 0, 1, 1, 2015)), date("Y-m-d")]
]);

WHERE ("birthday" BETWEEN '2015-01-01' AND '2017-01-01')
WHERE ("birthday" NOT BETWEEN '2015-01-01' AND '2017-01-01')

$database->select("account", "user_name", [
	"OR" => [
		"user_id" => [2, 123, 234, 54],
		"email" => ["foo@bar.com", "cat@dog.com", "admin@medoo.in"]
	]
]);

WHERE
user_id IN (2,123,234,54) OR
email IN ('foo@bar.com','cat@dog.com','admin@medoo.in')

निषेधात्मक शर्तें

$database->select("account", "user_name", [
	"AND" => [
		"user_name[!]" => "foo",
		"user_id[!]" => 1024,
		"email[!]" => ["foo@bar.com", "cat@dog.com", "admin@medoo.in"],
		"city[!]" => null,
		"promoted[!]" => true
	]
]);

WHERE
"user_name" != 'foo' AND
"user_id" != 1024 AND
"email" NOT IN ('foo@bar.com','cat@dog.com','admin@medoo.in') AND
"city" IS NOT NULL AND
"promoted" != 1

$database->select("account", "user_name", [
	"user_id" => $database->select("post", "user_id", ["comments[>]" => 40])
]);

WHERE user_id IN (2, 51, 321, 3431)

तार्किक शर्तें

बुनियादी उपयोग

$database->select("account", "user_name", [
	"AND" => [
		"user_id[>]" => 200,
		"age[<>]" => [18, 25],
		"gender" => "female"
	]
]);

// Medoo डिफ़ॉल्ट रूप से शर्तों को AND से जोड़ता है। नीचे दी गई क्वेरी इसके समकक्ष है।
$database->select("account", "user_name", [
	"user_id[>]" => 200,
	"age[<>]" => [18, 25],
	"gender" => "female"
]);

WHERE user_id > 200 AND age BETWEEN 18 AND 25 AND gender = 'female'

$database->select("account", "user_name", [
	"OR" => [
		"user_id[>]" => 200,
		"age[<>]" => [18, 25],
		"gender" => "female"
	]
]);

WHERE user_id > 200 OR age BETWEEN 18 AND 25 OR gender = 'female'

नेस्टेड स्थितियाँ

$database->has("account", [
	"AND" => [
		"OR" => [
			"user_name" => "foo",
			"email" => "foo@bar.com"
		],
		"password" => "12345"
	]
]);

WHERE (user_name = 'foo' OR email = 'foo@bar.com') AND password = '12345'

क्योंकि Medoo तार्किक स्थितियों का वर्णन करने के लिए सरणियों का उपयोग करता है, उसी सरणी में डुप्लिकेट कुंजियाँ एक-दूसरे को अधिलेखित कर देंगी।

// यह अपेक्षा के अनुसार काम नहीं करेगा।
$database->select("account", '*', [
	"AND" => [
		"OR" => [
			"user_name" => "foo",
			"email" => "foo@bar.com"
		],
		"OR" => [
			"user_name" => "bar",
			"email" => "bar@foo.com"
		]
	]
]);
// [X] SELECT * FROM "account" WHERE ("user_name" = 'bar' OR "email" = 'bar@foo.com')

$database->select("account", '*', [
	"AND #टिप्पणियां किसी भी AND या OR लॉजिकल शर्त के साथ इस्तेमाल की जा सकती हैं" => [
		"OR #पहली शर्त" => [
			"user_name" => "foo",
			"email" => "foo@bar.com"
		],
		"OR #दूसरी शर्त" => [
			"user_name" => "bar",
			"email" => "bar@foo.com"
		]
	]
]);

WHERE (
	("user_name" = 'foo' OR "email" = 'foo@bar.com')
	AND
	("user_name" = 'bar' OR "email" = 'bar@foo.com')
)

स्तंभों के बीच तुलना

$database->select("post", [
	"[>]account" => "user_id",
], [
	"post.content"
], [
	// पूरी तरह योग्य कॉलम नामों पर [=], [>], [<] और [!=] जैसे ऑपरेटर लगाकर कॉलमों की तुलना करें।
	"post.restrict[<]account.age"
]);

WHERE "post"."restrict" < "account"."age"

LIKE शर्तें

// डिफ़ॉल्ट रूप से, आंशिक मिलान के लिए कीवर्ड के दोनों ओर % लगाया जाता है।
$database->select("person", "id", [
	"city[~]" => "lon"
]);

WHERE "city" LIKE '%lon%'

समूह मिलान

$database->select("person", "id", [
	"city[~]" => ["lon", "foo", "bar"]
]);

WHERE "city" LIKE '%lon%' OR "city" LIKE '%foo%' OR "city" LIKE '%bar%'

नकारात्मक LIKE शर्तें

$database->select("person", "id", [
	"city[!~]" => "lon"
]);

WHERE "city" NOT LIKE '%lon%'

संयुक्त LIKE शर्तें

$database->select("person", "id", [
	"content[~]" => ["AND" => ["lon", "on"]]
]);

WHERE ("content" LIKE '%lon%' AND "content" LIKE '%on%')

$database->select("person", "id", [
	"content[~]" => ["OR" => ["lon", "on"]]
]);

WHERE ("content" LIKE '%lon%' OR "content" LIKE '%on%')

SQL वाइल्डकार्ड

$database->select("person", "id", [
	"city[~]" => "%stan" // Kazakhstan, Uzbekistan, Turkmenistan
]);

$database->select("person", "id", [
	"city[~]" => "Londo_" // London, Londox, Londos, ...
]);

$database->select("person", "id", [
	"name[~]" => "[BCR]at" // Bat, Cat, Rat
]);

$database->select("person", "id", [
	"name[~]" => "[!BCR]at" // Eat, Fat, Hat, ...
]);

क्रमबद्ध करने की शर्तें

// एक कॉलम के आधार पर क्रमबद्ध करें।
$database->select("account", "user_id", [
	"ORDER" => "user_id"
]);

// कई कॉलमों के आधार पर क्रमबद्ध करें।
$database->select("account", "user_id", [
	"ORDER" => [
		// किसी कॉलम को कस्टम क्रम में क्रमबद्ध करें।
		"user_id" => [43, 12, 57, 98, 144, 1],

		// किसी कॉलम को डिफ़ॉल्ट दिशा में क्रमबद्ध करें।
		"register_date",

		// अवरोही क्रम में क्रमबद्ध करें।
		"profile_id" => "DESC",

		// आरोही क्रम में क्रमबद्ध करें।
		"date" => "ASC"
	]
]);

पूर्ण-पाठ खोज

खोज मोड

// MATCH शर्त।
$database->select("post_table", "post_id", [
	"MATCH" => [
		"columns" => ["content", "title"],
		"keyword" => "foo",

		// वैकल्पिक: खोज मोड।
		"mode" => "natural"
	]
]);

WHERE MATCH (content, title) AGAINST ('foo' IN NATURAL LANGUAGE MODE)

नियमित अभिव्यक्तियाँ

$data = $database->select('account', [
	'user_id',
	'user_name'
], [
	'user_name[REGEXP]' => '[a-z0-9]*'
]);

WHERE "user_name" REGEXP '[a-z0-9]*'

SQL फंक्शन

$data = $database->select('account', [
	'user_id',
	'user_name'
], [
	'datetime' => Medoo::raw('NOW()')
]);

WHERE "datetime" = NOW()

सीमा और ऑफसेट

// पहली 100 पंक्तियाँ लौटाएँ।
$database->select("account", "user_id", [
	"LIMIT" => 100
]);

// पहली 20 पंक्तियाँ छोड़ें, फिर अगली 100 लौटाएँ।
$database->select("account", "user_id", [
	"LIMIT" => [20, 100]
]);

// Oracle और MSSQL के लिए ORDER BY भी आवश्यक है।
$database->select("account", "user_id", [
	"LIMIT" => [20, 100],
	"ORDER" => "location"
]);

GROUP BY और HAVING

// एक कॉलम के आधार पर समूह बनाएँ।
$database->select("account", "user_id", [
	"GROUP" => "type"
]);

// कई कॉलमों के आधार पर समूह बनाएँ।
$database->select("account", "user_id", [
	"GROUP" => [
		"type",
		"age",
		"gender"
	]
]);

// पंक्तियों को समूहित करें और समूहित परिणाम को फ़िल्टर करें।
$database->select("account", "user_id", [
	"GROUP" => "type",
	"HAVING" => [
		"user_id[>]" => 500
	]
]);