sqlite3 describe table

it is not as in SQL by using describe table, it is the following instead.

.schema ?TABLE?        Show the CREATE statements

                                    If TABLE specified, only show tables matching

                                    LIKE pattern TABLE.

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all the information obtained by .help in sqlite3:

.backup ?DB? FILE      Backup DB (default "main") to FILE

.bail ON|OFF           Stop after hitting an error.  Default OFF

.databases             List names and files of attached databases

.dump ?TABLE? ...      Dump the database in an SQL text format

                         If TABLE specified, only dump tables matching

                         LIKE pattern TABLE.

.echo ON|OFF           Turn command echo on or off

.exit                  Exit this program

.explain ?ON|OFF?      Turn output mode suitable for EXPLAIN on or off.

                         With no args, it turns EXPLAIN on.

.header(s) ON|OFF      Turn display of headers on or off

.help                  Show this message

.import FILE TABLE     Import data from FILE into TABLE

.indices ?TABLE?       Show names of all indices

                         If TABLE specified, only show indices for tables

                         matching LIKE pattern TABLE.

.load FILE ?ENTRY?     Load an extension library

.log FILE|off          Turn logging on or off.  FILE can be stderr/stdout

.mode MODE ?TABLE?     Set output mode where MODE is one of:

                         csv      Comma-separated values

                         column   Left-aligned columns.  (See .width)

                         html     HTML <table> code

                         insert   SQL insert statements for TABLE

                         line     One value per line

                         list     Values delimited by .separator string

                         tabs     Tab-separated values

                         tcl      TCL list elements

.nullvalue STRING      Print STRING in place of NULL values

.output FILENAME       Send output to FILENAME

.output stdout         Send output to the screen

.prompt MAIN CONTINUE  Replace the standard prompts

.quit                  Exit this program

.read FILENAME         Execute SQL in FILENAME

.restore ?DB? FILE     Restore content of DB (default "main") from FILE

.schema ?TABLE?        Show the CREATE statements

                         If TABLE specified, only show tables matching

                         LIKE pattern TABLE.

.separator STRING      Change separator used by output mode and .import

.show                  Show the current values for various settings

.stats ON|OFF          Turn stats on or off

.tables ?TABLE?        List names of tables

                         If TABLE specified, only list tables matching

                         LIKE pattern TABLE.

.timeout MS            Try opening locked tables for MS milliseconds

.width NUM1 NUM2 ...   Set column widths for "column" mode

.timer ON|OFF          Turn the CPU timer measurement on or off