https://www.runoob.com/sqlite/sqlite-data-types.html 其中没有日期类型。如果我们想要在表中存储日期值,必须从以上类型中选一个。具体说,是从TEXT/REAL/INTEGER三种类型中选。以下就这三种类型分别测试。 用TEXT字段来存储日期 If you use theTEXTstorage class to store date and time value, you need to ...
SQLite Date and Time Data type SQLite does not have a storage class set aside for storing dates and/or times. Instead, the built-in Date And Time Functions of SQLite are capable of storing dates and times as TEXT, REAL, or INTEGER values: TEXTas ISO8601 strings ("YYYY-MM-DD HH:MM:S...
cur.executemany("insert into test(d, ts) values (?, ?)", data)forrowincur.execute("select * from test"):print(row)#===#begin = datetime.date(2016, 2, 22)#end = datetime.date(2016, 2, 23)begin ='2016-02-22'end='2016-02-23'forrowincur.execute("select * from test where d ...
SQLite 中 BLOB 类型的字段,可以存储任何二进制内容,而MEMO类型的字段,可以存储任意长度的普通文本。 Date 与 Time 数据类型 SQLite 没有一个单独的用于存储日期和/或时间的存储类,但 SQLite 能够把日期和时间存储为 TEXT、REAL 或 INTEGER 值。 您可以以任何上述格式来存储日期和时间,并且可以使用内置的日期和时间...
Some .NET types can be read from alternative SQLite types. Parameters can also be configured to use these alternative types. For more information, seeParameters. .NETSQLiteRemarks CharINTEGERUTF-16 DateOnlyREALJulian day value DateTimeREALJulian day value ...
Using SQLite, you can freely choose any data types to store date and time values and use the built-in dates and times function to convert between formats.你可以任意选择数据类型来存储日期和时间，并使用内置的日期和时间函数来转换格式。For the detailed information on SQLite dates and ...
sqlite3.register_converter("DATE", lambda b: datetime.date.fromisoformat(b.decode()))complete_statement()原型:complete_statement(sql)功能: 检查SQL是否完整示例:sqlite3.complete_statement("SELECT * FROM") # 返回 False enable_shared_cache()原型:enable_shared_cache(enable)功能...
根据官⽹⽂档）import sqlite3 import datetime # 适配器 def adapt_date(date):return datetime.datetime.strftime('%Y/%m/%d', date)#return date.strftime('%Y/%m/%d').encode('ascii')#return date.strftime('%Y/%m/%d').encode()# 转换器 def convert_date(string):
)''')#插入datetime类型today =datetime.date.today() now=datetime.datetime.now() day1= datetime.timedelta(days=1) data= [(today-day1, now-day1), (today, now), (today+day1, now+day1)] cur.executemany("insert into test(d, ts) values (?, ?)", data)#插入 str 类型data = [('20...
In addition to these basic data types, SQLite also supports several other data types, including: DATE: A date value. TIME: A time value. DATETIME: A combination of a date and time value. BOOLEAN: A boolean value. ARRAY: An array of values. OBJECT: A complex object. The data type of...