PyCharm 2023.3 Help

Database diagrams

Enable the Database Tools and SQL plugin

This functionality relies on the Database Tools and SQL plugin, which is bundled and enabled in PyCharm by default. If the relevant features aren't available, make sure that you didn't disable the plugin.

  1. Press Ctrl+Alt+S to open the IDE settings and then select Plugins.

  2. Open the Installed tab, find the Database Tools and SQL plugin, and select the checkbox next to the plugin name.

Database diagrams graphically show the structure of the database and relations between database objects. You can generate a diagram for a data source, a schema, or a table. To create relations between database objects, consider using primary and foreign keys.

You can save the generated diagrams in two formats: UML and PNG. The UML format is an internal format developed specifically for PyCharm. It is not supported by other products. If you want to share the created diagram, consider using PNG.

Also, you can build execution plans. An execution plan is a set of steps that were used to access data in a database. For more information about creating an execution plan, refer to Visualize a query plan.

Generate a diagram for a database object

  • In the Database tool window ( View | Tool Windows | Database) , right-click a database object and select Diagrams | Show Diagram.

Generate a diagram for a database object

View and manage diagrams

Pan and zoom

  • To pan and zoom the diagram, use your touchpad, scroll bars or the mouse wheel for vertical scrolling and Shift + mouse wheel for horizontal scrolling. You can also use Shift + mouse wheel for zooming.

  • To use the magnifier tool, keep the Alt key pressed, and hover over the desired areas of the diagram. Use the mouse wheel to extra zoom the diagram area within magnifier tool.

    Magnifier tool

Enable column comments

  1. Generate a diagram. For more information about generating a diagram, refer to Generate a diagram for a database object.

  2. Click the Comments button (the Comments button).

    Enable column comments

Apply colors to diagram objects

  1. In the Database tool window ( View | Tool Windows | Database) , right-click an object and select Tools | Set Color.

  2. Select a color and click OK. Refresh the diagram to apply the color by clicking the Refresh button ().

    Display of table colors

Export diagrams

In PyCharm, you can export a diagram in various formats to file, to clipboard, and open it in a web editor. You can also print a diagram and save it as an image. To do that, use the corresponding actions in the context menu of your diagram.

Open diagrams in web editors

Copy diagrams to clipboard

  • To copy your diagram to clipboard, right-click the diagram, navigate to Export Diagram | Copy to Clipboard, and select the format.

    Alternatively, click the Export Diagram button (Export Diagram icon) on the diagram toolbar, and select the format in the corresponding submenu.

    The supported formats are as follows:

    • Mermaid

      classDiagram direction BT class actor { varchar(45) first_name varchar(45) last_name timestamp last_update smallint unsigned actor_id } class node19 { smallint unsigned actor_id varchar(45) first_name varchar(45) last_name timestamp last_update blob column_nameimg } class actor_info { smallint unsigned actor_id varchar(45) first_name varchar(45) last_name text film_info } class address { varchar(50) address varchar(50) address2 varchar(20) district smallint unsigned city_id varchar(10) postal_code varchar(20) phone timestamp last_update smallint unsigned address_id } class category { varchar(25) name timestamp last_update tinyint unsigned category_id } class city { varchar(50) city smallint unsigned country_id timestamp last_update smallint unsigned city_id } class country { varchar(50) country timestamp last_update smallint unsigned country_id } class customer { tinyint unsigned store_id varchar(45) first_name varchar(45) last_name varchar(50) email smallint unsigned address_id tinyint(1) active datetime create_date timestamp last_update smallint unsigned customer_id } class customer_list { smallint unsigned ID varchar(91) name varchar(50) address varchar(10) zip code varchar(20) phone varchar(50) city varchar(50) country varchar(6) notes tinyint unsigned SID } class film { varchar(255) title text description year release_year tinyint unsigned language_id tinyint unsigned original_language_id tinyint unsigned rental_duration decimal(4,2) rental_rate smallint unsigned length decimal(5,2) replacement_cost enum('g', 'pg', 'pg-13', 'r', 'nc-17') rating set('trailers', 'commentaries', 'deleted scenes', 'behind the scenes') special_features timestamp last_update smallint unsigned film_id } class film_actor { timestamp last_update smallint unsigned actor_id smallint unsigned film_id } class film_category { timestamp last_update smallint unsigned film_id tinyint unsigned category_id } class film_text { varchar(255) title text description smallint film_id } class inventory { smallint unsigned film_id tinyint unsigned store_id timestamp last_update mediumint unsigned inventory_id } class language { char(20) name timestamp last_update tinyint unsigned language_id } class payment { smallint unsigned customer_id tinyint unsigned staff_id int rental_id decimal(5,2) amount datetime payment_date timestamp last_update smallint unsigned payment_id } class pet { varchar(150) pet varchar(150) name varchar(150) owner } class rental { datetime rental_date mediumint unsigned inventory_id smallint unsigned customer_id datetime return_date tinyint unsigned staff_id timestamp last_update int rental_id } class sales_by_film_category { varchar(25) category decimal(27,2) total_sales } class sales_by_store { varchar(101) store varchar(91) manager decimal(27,2) total_sales } class staff { varchar(45) first_name varchar(45) last_name smallint unsigned address_id blob picture varchar(50) email tinyint unsigned store_id tinyint(1) active varchar(16) username varchar(40) password timestamp last_update tinyint unsigned staff_id } class staff_list { tinyint unsigned ID varchar(91) name varchar(50) address varchar(10) zip code varchar(20) phone varchar(50) city varchar(50) country tinyint unsigned SID } class store { tinyint unsigned manager_staff_id smallint unsigned address_id timestamp last_update tinyint unsigned store_id } address --> city : city_id city --> country : country_id customer --> address : address_id customer --> store : store_id film --> language : original_language_id:language_id film --> language : language_id film_actor --> actor : actor_id film_actor --> film : film_id film_category --> category : category_id film_category --> film : film_id inventory --> film : film_id inventory --> store : store_id payment --> customer : customer_id payment --> rental : rental_id payment --> staff : staff_id rental --> customer : customer_id rental --> inventory : inventory_id rental --> staff : staff_id staff --> address : address_id staff --> store : store_id store --> address : address_id store --> staff : manager_staff_id:staff_id
    • PlantUML

      @startuml !theme plain top to bottom direction skinparam linetype ortho class actor { first_name: varchar(45) last_name: varchar(45) last_update: timestamp actor_id: smallint unsigned } class node16 as "actor_1 /* backup table */" { actor_id: smallint unsigned first_name: varchar(45) last_name: varchar(45) last_update: timestamp column_nameimg: blob } class actor_info { actor_id: smallint unsigned first_name: varchar(45) last_name: varchar(45) film_info: text } class address { address: varchar(50) address2: varchar(50) district: varchar(20) city_id: smallint unsigned postal_code: varchar(10) phone: varchar(20) last_update: timestamp address_id: smallint unsigned } class category { name: varchar(25) last_update: timestamp category_id: tinyint unsigned } class city { city: varchar(50) country_id: smallint unsigned last_update: timestamp city_id: smallint unsigned } class country { country: varchar(50) last_update: timestamp country_id: smallint unsigned } class customer { store_id: tinyint unsigned first_name: varchar(45) last_name: varchar(45) email: varchar(50) address_id: smallint unsigned active: tinyint(1) create_date: datetime last_update: timestamp customer_id: smallint unsigned } class customer_list { ID: smallint unsigned name: varchar(91) address: varchar(50) zip code: varchar(10) phone: varchar(20) city: varchar(50) country: varchar(50) notes: varchar(6) SID: tinyint unsigned } class film { title: varchar(255) description: text release_year: year language_id: tinyint unsigned original_language_id: tinyint unsigned rental_duration: tinyint unsigned rental_rate: decimal(4,2) length: smallint unsigned replacement_cost: decimal(5,2) rating: enum('g', 'pg', 'pg-13', 'r', 'nc-17') special_features: set('trailers', 'commentaries', 'deleted scenes', 'behind the scenes') last_update: timestamp film_id: smallint unsigned } class film_actor { last_update: timestamp actor_id: smallint unsigned film_id: smallint unsigned } class film_category { last_update: timestamp film_id: smallint unsigned category_id: tinyint unsigned } class film_text { title: varchar(255) description: text film_id: smallint } class inventory { film_id: smallint unsigned store_id: tinyint unsigned last_update: timestamp inventory_id: mediumint unsigned } class language { name: char(20) last_update: timestamp language_id: tinyint unsigned } class payment { customer_id: smallint unsigned staff_id: tinyint unsigned rental_id: int amount: decimal(5,2) payment_date: datetime last_update: timestamp payment_id: smallint unsigned } class pet { pet: varchar(150) name: varchar(150) owner: varchar(150) } class rental { rental_date: datetime inventory_id: mediumint unsigned customer_id: smallint unsigned return_date: datetime staff_id: tinyint unsigned last_update: timestamp rental_id: int } class sales_by_film_category { category: varchar(25) total_sales: decimal(27,2) } class sales_by_store { store: varchar(101) manager: varchar(91) total_sales: decimal(27,2) } class staff { first_name: varchar(45) last_name: varchar(45) address_id: smallint unsigned picture: blob email: varchar(50) store_id: tinyint unsigned active: tinyint(1) username: varchar(16) password: varchar(40) last_update: timestamp staff_id: tinyint unsigned } class staff_list { ID: tinyint unsigned name: varchar(91) address: varchar(50) zip code: varchar(10) phone: varchar(20) city: varchar(50) country: varchar(50) SID: tinyint unsigned } class store { manager_staff_id: tinyint unsigned address_id: smallint unsigned last_update: timestamp store_id: tinyint unsigned } address -[#595959,plain]-^ city : "city_id" city -[#595959,plain]-^ country : "country_id" customer -[#595959,plain]-^ address : "address_id" customer -[#595959,plain]-^ store : "store_id" film -[#595959,plain]-^ language : "language_id" film -[#595959,plain]-^ language : "original_language_id:language_id" film_actor -[#595959,plain]-^ actor : "actor_id" film_actor -[#595959,plain]-^ film : "film_id" film_category -[#595959,plain]-^ category : "category_id" film_category -[#595959,plain]-^ film : "film_id" inventory -[#595959,plain]-^ film : "film_id" inventory -[#595959,plain]-^ store : "store_id" payment -[#595959,plain]-^ customer : "customer_id" payment -[#595959,plain]-^ rental : "rental_id" payment -[#595959,plain]-^ staff : "staff_id" rental -[#595959,plain]-^ customer : "customer_id" rental -[#595959,plain]-^ inventory : "inventory_id" rental -[#595959,plain]-^ staff : "staff_id" staff -[#595959,plain]-^ address : "address_id" staff -[#595959,plain]-^ store : "store_id" store -[#595959,plain]-^ address : "address_id" store -[#595959,plain]-^ staff : "manager_staff_id:staff_id" @enduml
    • Graphviz DOT

      digraph "sakila" { splines = ortho; fontname = "Inconsolata"; node [colorscheme = ylgnbu4]; edge [colorscheme = dark28, dir = both]; actor [shape = record, label = "{ actor | first_name : varchar(45)\l last_name : varchar(45)\l last_update : timestamp\l| actor_id : smallint unsigned\l }"]; "actor_1 /* backup table */" [shape = record, label = "{ actor_1 /* backup table */ | actor_id : smallint unsigned\l first_name : varchar(45)\l last_name : varchar(45)\l last_update : timestamp\l column_nameimg : blob\l }"]; actor_info [shape = record, label = "{ actor_info | actor_id : smallint unsigned\l first_name : varchar(45)\l last_name : varchar(45)\l film_info : text\l }"]; address [shape = record, label = "{ address | address : varchar(50)\l address2 : varchar(50)\l district : varchar(20)\l city_id : smallint unsigned\l postal_code : varchar(10)\l phone : varchar(20)\l last_update : timestamp\l| address_id : smallint unsigned\l }"]; category [shape = record, label = "{ category | name : varchar(25)\l last_update : timestamp\l| category_id : tinyint unsigned\l }"]; city [shape = record, label = "{ city | city : varchar(50)\l country_id : smallint unsigned\l last_update : timestamp\l| city_id : smallint unsigned\l }"]; country [shape = record, label = "{ country | country : varchar(50)\l last_update : timestamp\l| country_id : smallint unsigned\l }"]; customer [shape = record, label = "{ customer | store_id : tinyint unsigned\l first_name : varchar(45)\l last_name : varchar(45)\l email : varchar(50)\l address_id : smallint unsigned\l active : tinyint(1)\l create_date : datetime\l last_update : timestamp\l| customer_id : smallint unsigned\l }"]; customer_list [shape = record, label = "{ customer_list | ID : smallint unsigned\l name : varchar(91)\l address : varchar(50)\l zip code : varchar(10)\l phone : varchar(20)\l city : varchar(50)\l country : varchar(50)\l notes : varchar(6)\l SID : tinyint unsigned\l }"]; film [shape = record, label = "{ film | title : varchar(255)\l description : text\l release_year : year\l language_id : tinyint unsigned\l original_language_id : tinyint unsigned\l rental_duration : tinyint unsigned\l rental_rate : decimal(4,2)\l length : smallint unsigned\l replacement_cost : decimal(5,2)\l rating : enum('g', 'pg', 'pg-13', 'r', 'nc-17')\l special_features : set('trailers', 'commentaries', 'deleted scenes', 'behind the scenes')\l last_update : timestamp\l| film_id : smallint unsigned\l }"]; film_actor [shape = record, label = "{ film_actor | last_update : timestamp\l| actor_id : smallint unsigned\l film_id : smallint unsigned\l }"]; film_category [shape = record, label = "{ film_category | last_update : timestamp\l| film_id : smallint unsigned\l category_id : tinyint unsigned\l }"]; film_text [shape = record, label = "{ film_text | title : varchar(255)\l description : text\l| film_id : smallint\l }"]; inventory [shape = record, label = "{ inventory | film_id : smallint unsigned\l store_id : tinyint unsigned\l last_update : timestamp\l| inventory_id : mediumint unsigned\l }"]; language [shape = record, label = "{ language | name : char(20)\l last_update : timestamp\l| language_id : tinyint unsigned\l }"]; payment [shape = record, label = "{ payment | customer_id : smallint unsigned\l staff_id : tinyint unsigned\l rental_id : int\l amount : decimal(5,2)\l payment_date : datetime\l last_update : timestamp\l| payment_id : smallint unsigned\l }"]; pet [shape = record, label = "{ pet | pet : varchar(150)\l name : varchar(150)\l owner : varchar(150)\l }"]; rental [shape = record, label = "{ rental | rental_date : datetime\l inventory_id : mediumint unsigned\l customer_id : smallint unsigned\l return_date : datetime\l staff_id : tinyint unsigned\l last_update : timestamp\l| rental_id : int\l }"]; sales_by_film_category [shape = record, label = "{ sales_by_film_category | category : varchar(25)\l total_sales : decimal(27,2)\l }"]; sales_by_store [shape = record, label = "{ sales_by_store | store : varchar(101)\l manager : varchar(91)\l total_sales : decimal(27,2)\l }"]; staff [shape = record, label = "{ staff | first_name : varchar(45)\l last_name : varchar(45)\l address_id : smallint unsigned\l picture : blob\l email : varchar(50)\l store_id : tinyint unsigned\l active : tinyint(1)\l username : varchar(16)\l password : varchar(40)\l last_update : timestamp\l| staff_id : tinyint unsigned\l }"]; staff_list [shape = record, label = "{ staff_list | ID : tinyint unsigned\l name : varchar(91)\l address : varchar(50)\l zip code : varchar(10)\l phone : varchar(20)\l city : varchar(50)\l country : varchar(50)\l SID : tinyint unsigned\l }"]; store [shape = record, label = "{ store | manager_staff_id : tinyint unsigned\l address_id : smallint unsigned\l last_update : timestamp\l| store_id : tinyint unsigned\l }"]; address -> city [color = "#595959", style = solid , arrowtail = none , arrowhead = normal , taillabel = "", label = "city_id", headlabel = ""]; city -> country [color = "#595959", style = solid , arrowtail = none , arrowhead = normal , taillabel = "", label = "country_id", headlabel = ""]; customer -> address [color = "#595959", style = solid , arrowtail = none , arrowhead = normal , taillabel = "", label = "address_id", headlabel = ""]; customer -> store [color = "#595959", style = solid , arrowtail = none , arrowhead = normal , taillabel = "", label = "store_id", headlabel = ""]; film -> language [color = "#595959", style = solid , arrowtail = none , arrowhead = normal , taillabel = "", label = "language_id", headlabel = ""]; film -> language [color = "#595959", style = solid , arrowtail = none , arrowhead = normal , taillabel = "", label = "original_language_id:language_id", headlabel = ""]; film_actor -> actor [color = "#595959", style = solid , arrowtail = none , arrowhead = normal , taillabel = "", label = "actor_id", headlabel = ""]; film_actor -> film [color = "#595959", style = solid , arrowtail = none , arrowhead = normal , taillabel = "", label = "film_id", headlabel = ""]; film_category -> category [color = "#595959", style = solid , arrowtail = none , arrowhead = normal , taillabel = "", label = "category_id", headlabel = ""]; film_category -> film [color = "#595959", style = solid , arrowtail = none , arrowhead = normal , taillabel = "", label = "film_id", headlabel = ""]; inventory -> film [color = "#595959", style = solid , arrowtail = none , arrowhead = normal , taillabel = "", label = "film_id", headlabel = ""]; inventory -> store [color = "#595959", style = solid , arrowtail = none , arrowhead = normal , taillabel = "", label = "store_id", headlabel = ""]; payment -> customer [color = "#595959", style = solid , arrowtail = none , arrowhead = normal , taillabel = "", label = "customer_id", headlabel = ""]; payment -> rental [color = "#595959", style = solid , arrowtail = none , arrowhead = normal , taillabel = "", label = "rental_id", headlabel = ""]; payment -> staff [color = "#595959", style = solid , arrowtail = none , arrowhead = normal , taillabel = "", label = "staff_id", headlabel = ""]; rental -> customer [color = "#595959", style = solid , arrowtail = none , arrowhead = normal , taillabel = "", label = "customer_id", headlabel = ""]; rental -> inventory [color = "#595959", style = solid , arrowtail = none , arrowhead = normal , taillabel = "", label = "inventory_id", headlabel = ""]; rental -> staff [color = "#595959", style = solid , arrowtail = none , arrowhead = normal , taillabel = "", label = "staff_id", headlabel = ""]; staff -> address [color = "#595959", style = solid , arrowtail = none , arrowhead = normal , taillabel = "", label = "address_id", headlabel = ""]; staff -> store [color = "#595959", style = solid , arrowtail = none , arrowhead = normal , taillabel = "", label = "store_id", headlabel = ""]; store -> address [color = "#595959", style = solid , arrowtail = none , arrowhead = normal , taillabel = "", label = "address_id", headlabel = ""]; store -> staff [color = "#595959", style = solid , arrowtail = none , arrowhead = normal , taillabel = "", label = "manager_staff_id:staff_id", headlabel = ""]; }
    • Graphviz DOT with Positions

      digraph "sakila" { splines = ortho; fontname = "Inconsolata"; node [colorscheme = ylgnbu4]; edge [colorscheme = dark28, dir = both]; actor [shape = record, pos = "4.333,20.917!" , label = "{ actor | first_name : varchar(45)\l last_name : varchar(45)\l last_update : timestamp\l| actor_id : smallint unsigned\l }"]; "actor_1 /* backup table */" [shape = record, pos = "-4.111,4.681!" , label = "{ actor_1 /* backup table */ | actor_id : smallint unsigned\l first_name : varchar(45)\l last_name : varchar(45)\l last_update : timestamp\l column_nameimg : blob\l }"]; actor_info [shape = record, pos = "-0.611,4.681!" , label = "{ actor_info | actor_id : smallint unsigned\l first_name : varchar(45)\l last_name : varchar(45)\l film_info : text\l }"]; address [shape = record, pos = "-2.564,26.375!" , label = "{ address | address : varchar(50)\l address2 : varchar(50)\l district : varchar(20)\l city_id : smallint unsigned\l postal_code : varchar(10)\l phone : varchar(20)\l last_update : timestamp\l| address_id : smallint unsigned\l }"]; category [shape = record, pos = "15.972,20.750!" , label = "{ category | name : varchar(25)\l last_update : timestamp\l| category_id : tinyint unsigned\l }"]; city [shape = record, pos = "-2.550,28.972!" , label = "{ city | city : varchar(50)\l country_id : smallint unsigned\l last_update : timestamp\l| city_id : smallint unsigned\l }"]; country [shape = record, pos = "-2.550,31.236!" , label = "{ country | country : varchar(50)\l last_update : timestamp\l| country_id : smallint unsigned\l }"]; customer [shape = record, pos = "-0.681,16.458!" , label = "{ customer | store_id : tinyint unsigned\l first_name : varchar(45)\l last_name : varchar(45)\l email : varchar(50)\l address_id : smallint unsigned\l active : tinyint(1)\l create_date : datetime\l last_update : timestamp\l| customer_id : smallint unsigned\l }"]; customer_list [shape = record, pos = "19.694,31.236!" , label = "{ customer_list | ID : smallint unsigned\l name : varchar(91)\l address : varchar(50)\l zip code : varchar(10)\l phone : varchar(20)\l city : varchar(50)\l country : varchar(50)\l notes : varchar(6)\l SID : tinyint unsigned\l }"]; film [shape = record, pos = "7.486,22.417!" , label = "{ film | title : varchar(255)\l description : text\l release_year : year\l language_id : tinyint unsigned\l original_language_id : tinyint unsigned\l rental_duration : tinyint unsigned\l rental_rate : decimal(4,2)\l length : smallint unsigned\l replacement_cost : decimal(5,2)\l rating : enum('g', 'pg', 'pg-13', 'r', 'nc-17')\l special_features : set('trailers', 'commentaries', 'deleted scenes', 'behind the scenes')\l last_update : timestamp\l| film_id : smallint unsigned\l }"]; film_actor [shape = record, pos = "9.174,15.458!" , label = "{ film_actor | last_update : timestamp\l| actor_id : smallint unsigned\l film_id : smallint unsigned\l }"]; film_category [shape = record, pos = "14.592,15.458!" , label = "{ film_category | last_update : timestamp\l| film_id : smallint unsigned\l category_id : tinyint unsigned\l }"]; film_text [shape = record, pos = "2.889,4.681!" , label = "{ film_text | title : varchar(255)\l description : text\l| film_id : smallint\l }"]; inventory [shape = record, pos = "2.889,15.625!" , label = "{ inventory | film_id : smallint unsigned\l store_id : tinyint unsigned\l last_update : timestamp\l| inventory_id : mediumint unsigned\l }"]; language [shape = record, pos = "10.731,25.542!" , label = "{ language | name : char(20)\l last_update : timestamp\l| language_id : tinyint unsigned\l }"]; payment [shape = record, pos = "-1.459,8.208!" , label = "{ payment | customer_id : smallint unsigned\l staff_id : tinyint unsigned\l rental_id : int\l amount : decimal(5,2)\l payment_date : datetime\l last_update : timestamp\l| payment_id : smallint unsigned\l }"]; pet [shape = record, pos = "9.028,4.681!" , label = "{ pet | pet : varchar(150)\l name : varchar(150)\l owner : varchar(150)\l }"]; rental [shape = record, pos = "1.321,11.833!" , label = "{ rental | rental_date : datetime\l inventory_id : mediumint unsigned\l customer_id : smallint unsigned\l return_date : datetime\l staff_id : tinyint unsigned\l last_update : timestamp\l| rental_id : int\l }"]; sales_by_film_category [shape = record, pos = "11.917,4.681!" , label = "{ sales_by_film_category | category : varchar(25)\l total_sales : decimal(27,2)\l }"]; sales_by_store [shape = record, pos = "5.583,4.681!" , label = "{ sales_by_store | store : varchar(101)\l manager : varchar(91)\l total_sales : decimal(27,2)\l }"]; staff [shape = record, pos = "-4.111,16.792!" , label = "{ staff | first_name : varchar(45)\l last_name : varchar(45)\l address_id : smallint unsigned\l picture : blob\l email : varchar(50)\l store_id : tinyint unsigned\l active : tinyint(1)\l username : varchar(16)\l password : varchar(40)\l last_update : timestamp\l| staff_id : tinyint unsigned\l }"]; staff_list [shape = record, pos = "22.666,31.236!" , label = "{ staff_list | ID : tinyint unsigned\l name : varchar(91)\l address : varchar(50)\l zip code : varchar(10)\l phone : varchar(20)\l city : varchar(50)\l country : varchar(50)\l SID : tinyint unsigned\l }"]; store [shape = record, pos = "-2.638,20.917!" , label = "{ store | manager_staff_id : tinyint unsigned\l address_id : smallint unsigned\l last_update : timestamp\l| store_id : tinyint unsigned\l }"]; address -> city [color = "#595959", style = solid , arrowtail = none , arrowhead = normal , taillabel = "", label = "city_id", headlabel = ""]; city -> country [color = "#595959", style = solid , arrowtail = none , arrowhead = normal , taillabel = "", label = "country_id", headlabel = ""]; customer -> address [color = "#595959", style = solid , arrowtail = none , arrowhead = normal , taillabel = "", label = "address_id", headlabel = ""]; customer -> store [color = "#595959", style = solid , arrowtail = none , arrowhead = normal , taillabel = "", label = "store_id", headlabel = ""]; film -> language [color = "#595959", style = solid , arrowtail = none , arrowhead = normal , taillabel = "", label = "language_id", headlabel = ""]; film -> language [color = "#595959", style = solid , arrowtail = none , arrowhead = normal , taillabel = "", label = "original_language_id:language_id", headlabel = ""]; film_actor -> actor [color = "#595959", style = solid , arrowtail = none , arrowhead = normal , taillabel = "", label = "actor_id", headlabel = ""]; film_actor -> film [color = "#595959", style = solid , arrowtail = none , arrowhead = normal , taillabel = "", label = "film_id", headlabel = ""]; film_category -> category [color = "#595959", style = solid , arrowtail = none , arrowhead = normal , taillabel = "", label = "category_id", headlabel = ""]; film_category -> film [color = "#595959", style = solid , arrowtail = none , arrowhead = normal , taillabel = "", label = "film_id", headlabel = ""]; inventory -> film [color = "#595959", style = solid , arrowtail = none , arrowhead = normal , taillabel = "", label = "film_id", headlabel = ""]; inventory -> store [color = "#595959", style = solid , arrowtail = none , arrowhead = normal , taillabel = "", label = "store_id", headlabel = ""]; payment -> customer [color = "#595959", style = solid , arrowtail = none , arrowhead = normal , taillabel = "", label = "customer_id", headlabel = ""]; payment -> rental [color = "#595959", style = solid , arrowtail = none , arrowhead = normal , taillabel = "", label = "rental_id", headlabel = ""]; payment -> staff [color = "#595959", style = solid , arrowtail = none , arrowhead = normal , taillabel = "", label = "staff_id", headlabel = ""]; rental -> customer [color = "#595959", style = solid , arrowtail = none , arrowhead = normal , taillabel = "", label = "customer_id", headlabel = ""]; rental -> inventory [color = "#595959", style = solid , arrowtail = none , arrowhead = normal , taillabel = "", label = "inventory_id", headlabel = ""]; rental -> staff [color = "#595959", style = solid , arrowtail = none , arrowhead = normal , taillabel = "", label = "staff_id", headlabel = ""]; staff -> address [color = "#595959", style = solid , arrowtail = none , arrowhead = normal , taillabel = "", label = "address_id", headlabel = ""]; staff -> store [color = "#595959", style = solid , arrowtail = none , arrowhead = normal , taillabel = "", label = "store_id", headlabel = ""]; store -> address [color = "#595959", style = solid , arrowtail = none , arrowhead = normal , taillabel = "", label = "address_id", headlabel = ""]; store -> staff [color = "#595959", style = solid , arrowtail = none , arrowhead = normal , taillabel = "", label = "manager_staff_id:staff_id", headlabel = ""]; }
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Export diagrams to files

  • To export your diagram to a file, right-click the diagram, navigate to Export Diagram | Export to File, and select the format.

    Alternatively, click the Export Diagram button (Export Diagram icon) on the diagram toolbar, and select the format in the corresponding submenu.

    The supported formats are as follows:

    • YEd .graphml

    • JGraph .drawio

    • Graphviz .dot

    • Graphviz .dot with Positions

    • Mermaid .md

    • PlantUML

    • IDEA .uml: The UML format

      is an internal format supported only by PyCharm. To open the saved diagram, drag the UML file to the editor.

    Export diagrams to files via context menu

Export diagrams as images in PNG format

  • To export your diagram as an image in PNG format, right-click the diagram and select Export Diagram | Export to Image.

    Alternatively, click the Export Diagram button (Export Diagram icon) on the diagram toolbar, and select Export to Image.

Reference

Icons

Possible icon combinations for columns in diagrams:

Icon

Foreign key

Primary key

Indexed

NOT NULL

Column

Column with a foreign key

Has a foreign key

Column with a primary key

Has a primary key

Indexed column

Indexed

Column that does not accept NULL values

Has the NOT NULL constraint

Indexed column that does not accept NULL values

Indexed

Has the NOT NULL constraint

Indexed column with primary and foreign keys that does not accept NULL values

Has a foreign key

Has a primary key

Indexed

Has the NOT NULL constraint

Indexed column with primary and foreign keys

Has a foreign key

Has a primary key

Indexed

Column with primary and foreign keys that does not accept NULL values

Has a foreign key

Has a primary key

Has the NOT NULL constraint

Column with primary and foreign keys

Has a foreign key

Has a primary key

Indexed column with a foreign key that does not accept NULL values

Has a foreign key

Indexed

Has the NOT NULL constraint

Column with a foreign key that does not accept NULL values

Has a foreign key

Has the NOT NULL constraint

Indexed column with a foreign key that accepts NULL values

Has a foreign key

Indexed

Indexed column with a primary key that does not accept NULL values

Has a primary key

Indexed

Has the NOT NULL constraint

Column with a primary key that does not accept NULL values

Has a primary key

Has the NOT NULL constraint

Indexed column with a primary key

Has a primary key

Indexed

Diagram configuration settings

To configure the default visibility settings and layout for diagrams, open settings by pressing Ctrl+Alt+S and navigate to Tools | Diagrams.

For more information about database diagrams configuration settings, refer to the Diagrams reference topic.

the Diagrams menu

Toolbar and context menu

Use the diagram editor toolbar to quickly access actions and the context menu to manage the displayed diagram.

Toolbar

Item

Description

the Key Columns button

(Available when you work with databases.) Click this button to show primary key columns in the diagram.

The Columns button

(Available when you work with databases.) Toggles the display of the following:

  • For a database object visualization: show or hide the columns other than the primary key columns in the diagram.

  • For a query map: show or hide the query attributes. These attributes can be a number of rows, index names, or any other additional information about the query.

The Virtual foreign keys button

(Available when you work with databases.) Click this button to hide or show virtual foreign keys in the diagram.

The Comments button

(Available when you work with databases.) Click this button to hide or show comments in the diagram.

Zoom In

Click this icon to increase the scale of the diagram. Alternatively, press NumPad+.

Zoom Out

Click this icon to decrease the scale of the diagram. Alternatively, press NumPad-.

Actual Size

Click this icon to restore the actual size of the diagram.

Fit Content

Click this icon to make the contents fit into the current diagram size.

Apply Current Layout

Click this icon to apply the current layout, selected from the Layout node of the diagram context menu.

Route Edges

Click this icon to scale the diagram to the edges of the window.

Copy Diagram to Clipboard

Click this icon to copy the diagram into the clipboard.

Copy Selection to Clipboard

Click this icon and then select any diagram area with the mouse: the selected area will be copied into the clipboard.

Export Diagram

Click this icon to export a diagram using various formats, which are compatible with third-party tools, to a file, to an image, or open the diagram in the browser.

Export Diagram

You can select and configure the following options:

  • Open in Web Editor: click this button to select a third-party editor to which you can export the diagram.

  • Copy Diagram to Clipboard: click this button to save the diagram to a clipboard using one of the available formats.

  • Save diagram: click this button to save the current diagram as a file. You can use one of the available formats from the list.

  • Save image: click this button to save the current diagram in the PNG format.

  • Print: click this button to print the diagram.

Refresh Data Model

Click this button to refresh the whole diagram.

Open Diagram Settings

Click this button to open the Diagram settings where you can configure additional options.

Context menu

The table below contains commands that are not available from the toolbar.

Item

Description

Selected Element Actions

Use this option to open a list of actions that is applied to a selected element in the diagram. You can select actions to copy an element, jump to its source, find its usages, use the Navigate actions, various Git actions, and so on.

Content

Use this option to open a list of actions that help you to add new elements, show dependencies, sort elements inside the diagram, and so on.

  • New (Alt+Insert):

    Choose this command to create a new node element or member.

  • Show Categories: Choose this command to show the selected code element in the class nodes. For example, you can select Fields to see all the field elements in the classes.

Delete

Deletes the selected diagram.

Analyze Graph

Use this node to select one of the commands to analyze a diagram. You can check the graph characteristics, change the focus of the graph, measure graph centrality, and so on.

Layout

Select the desired diagram layout from the submenu.

Orientation

Provides you with the following orientation options: Bottom to Top, Top to Bottom, and so on.

Apply Current Layout

Applies the current layout, selected from the Layout node of the diagram context menu

Route Edges

Scales the diagram content to the edges of the diagram window.

Appearance

Manages the way the diagram is presented by showing the grid, edge labels, bridges. Allows you to merge edges and select edge shapes.

Behavior

Use this option to select commands related to the diagram behavior sucha as aligning elements against the grid, showing structure view for the selected node, or fitting the content after the layout.

Copy Diagram to Clipboard

Click this icon to copy the diagram into the clipboard.

Copy Selection to Clipboard

Click this icon and then select any diagram area with the mouse: the selected area will be copied into the clipboard.

Export Diagram

Use this option to export a diagram using various formats, which are compatible with third-party tools, to a file, to an image, or open the diagram in the browser.

Last modified: 07 March 2024