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README.md

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# deno-postgres
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![Build Status](https://img.shields.io/github/actions/workflow/status/denodrivers/postgres/ci.yml?branch=main&label=Build&logo=github&style=flat-square)
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[![Discord server](https://img.shields.io/discord/768918486575480863?color=blue&label=Ask%20for%20help%20here&logo=discord&style=flat-square)](https://discord.gg/HEdTCvZUSf)
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[![Discord server](https://img.shields.io/discord/768918486575480863?color=blue&label=Ask%20for%20help%20here&logo=discord&style=flat-square)](https://discord.gg/sCNaAvQeEa)
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[![JSR](https://jsr.io/badges/@db/postgres?style=flat-square)](https://jsr.io/@db/postgres)
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[![JSR Score](https://jsr.io/badges/@db/postgres/score?style=flat-square)](https://jsr.io/@db/postgres)
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[![Manual](https://img.shields.io/github/v/release/denodrivers/postgres?color=orange&label=Manual&logo=deno&style=flat-square)](https://deno-postgres.com)
@@ -19,7 +19,7 @@ A lightweight PostgreSQL driver for Deno focused on developer experience.
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The documentation is available on the
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[`deno-postgres` website](https://deno-postgres.com/).
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Join the [Discord](https://discord.gg/HEdTCvZUSf) as well! It's a good place to
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Join the [Discord](https://discord.gg/sCNaAvQeEa) as well! It's a good place to
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discuss bugs and features before opening issues.
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## Examples
@@ -43,8 +43,8 @@ await client.connect();
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}
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{
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const result = await client
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.queryArray`SELECT ID, NAME FROM PEOPLE WHERE ID = ${1}`;
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const result =
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await client.queryArray`SELECT ID, NAME FROM PEOPLE WHERE ID = ${1}`;
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console.log(result.rows); // [[1, 'Carlos']]
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}
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@@ -54,8 +54,8 @@ await client.connect();
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}
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{
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const result = await client
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.queryObject`SELECT ID, NAME FROM PEOPLE WHERE ID = ${1}`;
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const result =
58+
await client.queryObject`SELECT ID, NAME FROM PEOPLE WHERE ID = ${1}`;
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console.log(result.rows); // [{id: 1, name: 'Carlos'}]
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}
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docs/README.md

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# deno-postgres
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![Build Status](https://img.shields.io/github/actions/workflow/status/denodrivers/postgres/ci.yml?branch=main&label=Build&logo=github&style=flat-square)
4-
[![Discord server](https://img.shields.io/discord/768918486575480863?color=blue&label=Ask%20for%20help%20here&logo=discord&style=flat-square)](https://discord.gg/HEdTCvZUSf)
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[![Discord server](https://img.shields.io/discord/768918486575480863?color=blue&label=Ask%20for%20help%20here&logo=discord&style=flat-square)](https://discord.gg/sCNaAvQeEa)
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[![JSR](https://jsr.io/badges/@db/postgres?style=flat-square)](https://jsr.io/@db/postgres)
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[![JSR Score](https://jsr.io/badges/@db/postgres/score?style=flat-square)](https://jsr.io/@db/postgres)
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[![Manual](https://img.shields.io/github/v/release/denodrivers/postgres?color=orange&label=Manual&logo=deno&style=flat-square)](https://deno-postgres.com)
@@ -300,15 +300,15 @@ const path = "/var/run/postgresql";
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const client = new Client(
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// postgres://user:password@%2Fvar%2Frun%2Fpostgresql:port/database_name
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`postgres://user:password@${encodeURIComponent(path)}:port/database_name`,
303+
`postgres://user:password@${encodeURIComponent(path)}:port/database_name`
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);
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```
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Additionally, you can specify the host using the `host` URL parameter
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```ts
310310
const client = new Client(
311-
`postgres://user:password@:port/database_name?host=/var/run/postgresql`,
311+
`postgres://user:password@:port/database_name?host=/var/run/postgresql`
312312
);
313313
```
314314

@@ -355,7 +355,7 @@ const client = new Client({
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tls: {
356356
caCertificates: [
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await Deno.readTextFile(
358-
new URL("./my_ca_certificate.crt", import.meta.url),
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new URL("./my_ca_certificate.crt", import.meta.url)
359359
),
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],
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enabled: false,
@@ -582,7 +582,7 @@ variables required, and then provide said variables in an array of arguments
582582
{
583583
const result = await client.queryArray(
584584
"SELECT ID, NAME FROM PEOPLE WHERE AGE > $1 AND AGE < $2",
585-
[10, 20],
585+
[10, 20]
586586
);
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console.log(result.rows);
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}
@@ -605,7 +605,7 @@ replaced at runtime with an argument object
605605
{
606606
const result = await client.queryArray(
607607
"SELECT ID, NAME FROM PEOPLE WHERE AGE > $MIN AND AGE < $MAX",
608-
{ min: 10, max: 20 },
608+
{ min: 10, max: 20 }
609609
);
610610
console.log(result.rows);
611611
}
@@ -632,7 +632,7 @@ places in your query
632632
FROM PEOPLE
633633
WHERE NAME ILIKE $SEARCH
634634
OR LASTNAME ILIKE $SEARCH`,
635-
{ search: "JACKSON" },
635+
{ search: "JACKSON" }
636636
);
637637
console.log(result.rows);
638638
}
@@ -654,16 +654,16 @@ prepared statements with a nice and clear syntax for your queries
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655655
```ts
656656
{
657-
const result = await client
658-
.queryArray`SELECT ID, NAME FROM PEOPLE WHERE AGE > ${10} AND AGE < ${20}`;
657+
const result =
658+
await client.queryArray`SELECT ID, NAME FROM PEOPLE WHERE AGE > ${10} AND AGE < ${20}`;
659659
console.log(result.rows);
660660
}
661661

662662
{
663663
const min = 10;
664664
const max = 20;
665-
const result = await client
666-
.queryObject`SELECT ID, NAME FROM PEOPLE WHERE AGE > ${min} AND AGE < ${max}`;
665+
const result =
666+
await client.queryObject`SELECT ID, NAME FROM PEOPLE WHERE AGE > ${min} AND AGE < ${max}`;
667667
console.log(result.rows);
668668
}
669669
```
@@ -712,8 +712,7 @@ await client.queryArray`UPDATE TABLE X SET Y = 0 WHERE Z = ${my_id}`;
712712
// Invalid attempt to replace a specifier
713713
const my_table = "IMPORTANT_TABLE";
714714
const my_other_id = 41;
715-
await client
716-
.queryArray`DELETE FROM ${my_table} WHERE MY_COLUMN = ${my_other_id};`;
715+
await client.queryArray`DELETE FROM ${my_table} WHERE MY_COLUMN = ${my_other_id};`;
717716
```
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### Result decoding
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});
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755754
const result = await client.queryArray(
756-
"SELECT ID, NAME, AGE, BIRTHDATE FROM PEOPLE WHERE ID = 1",
755+
"SELECT ID, NAME, AGE, BIRTHDATE FROM PEOPLE WHERE ID = 1"
757756
);
758757
console.log(result.rows); // [[1, "Laura", 25, Date('1996-01-01') ]]
759758

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769768
});
770769

771770
const result = await client.queryArray(
772-
"SELECT ID, NAME, AGE, BIRTHDATE FROM PEOPLE WHERE ID = 1",
771+
"SELECT ID, NAME, AGE, BIRTHDATE FROM PEOPLE WHERE ID = 1"
773772
);
774773
console.log(result.rows); // [["1", "Laura", "25", "1996-01-01"]]
775774
}
@@ -805,7 +804,7 @@ the strategy and internal decoders.
805804
});
806805

807806
const result = await client.queryObject(
808-
"SELECT ID, NAME, IS_ACTIVE FROM PEOPLE",
807+
"SELECT ID, NAME, IS_ACTIVE FROM PEOPLE"
809808
);
810809
console.log(result.rows[0]);
811810
// {id: '1', name: 'Javier', is_active: { value: false, type: "boolean"}}
@@ -834,7 +833,7 @@ for the array type itself.
834833
});
835834

836835
const result = await client.queryObject(
837-
"SELECT ARRAY[ 2, 2, 3, 1 ] AS scores, 8 final_score;",
836+
"SELECT ARRAY[ 2, 2, 3, 1 ] AS scores, 8 final_score;"
838837
);
839838
console.log(result.rows[0]);
840839
// { scores: [ 200, 200, 300, 100 ], final_score: 800 }
@@ -850,7 +849,7 @@ IntelliSense
850849
```ts
851850
{
852851
const array_result = await client.queryArray<[number, string]>(
853-
"SELECT ID, NAME FROM PEOPLE WHERE ID = 17",
852+
"SELECT ID, NAME FROM PEOPLE WHERE ID = 17"
854853
);
855854
// [number, string]
856855
const person = array_result.rows[0];
@@ -866,7 +865,7 @@ IntelliSense
866865

867866
{
868867
const object_result = await client.queryObject<{ id: number; name: string }>(
869-
"SELECT ID, NAME FROM PEOPLE WHERE ID = 17",
868+
"SELECT ID, NAME FROM PEOPLE WHERE ID = 17"
870869
);
871870
// {id: number, name: string}
872871
const person = object_result.rows[0];
@@ -931,7 +930,7 @@ one the user might expect
931930

932931
```ts
933932
const result = await client.queryObject(
934-
"SELECT ID, SUBSTR(NAME, 0, 2) FROM PEOPLE",
933+
"SELECT ID, SUBSTR(NAME, 0, 2) FROM PEOPLE"
935934
);
936935

937936
const users = result.rows; // [{id: 1, substr: 'Ca'}, {id: 2, substr: 'Jo'}, ...]
@@ -959,7 +958,7 @@ interface User {
959958
}
960959

961960
const result = await client.queryObject<User>(
962-
"SELECT ID, SUBSTR(NAME, 0, 2) FROM PEOPLE",
961+
"SELECT ID, SUBSTR(NAME, 0, 2) FROM PEOPLE"
963962
);
964963

965964
const users = result.rows; // TypeScript says this will be User[]
@@ -1184,8 +1183,7 @@ const transaction = client_1.createTransaction("transaction_1");
11841183

11851184
await transaction.begin();
11861185

1187-
await transaction
1188-
.queryArray`CREATE TABLE TEST_RESULTS (USER_ID INTEGER, GRADE NUMERIC(10,2))`;
1186+
await transaction.queryArray`CREATE TABLE TEST_RESULTS (USER_ID INTEGER, GRADE NUMERIC(10,2))`;
11891187
await transaction.queryArray`CREATE TABLE GRADUATED_STUDENTS (USER_ID INTEGER)`;
11901188

11911189
// This operation takes several minutes
@@ -1241,8 +1239,7 @@ following levels of transaction isolation:
12411239
const password_1 = rows[0].password;
12421240

12431241
// Concurrent operation executed by a different user in a different part of the code
1244-
await client_2
1245-
.queryArray`UPDATE IMPORTANT_TABLE SET PASSWORD = 'something_else' WHERE ID = ${the_same_id}`;
1242+
await client_2.queryArray`UPDATE IMPORTANT_TABLE SET PASSWORD = 'something_else' WHERE ID = ${the_same_id}`;
12461243

12471244
const { rows: query_2 } = await transaction.queryObject<{
12481245
password: string;
@@ -1280,14 +1277,12 @@ following levels of transaction isolation:
12801277
}>`SELECT PASSWORD FROM IMPORTANT_TABLE WHERE ID = ${my_id}`;
12811278

12821279
// Concurrent operation executed by a different user in a different part of the code
1283-
await client_2
1284-
.queryArray`UPDATE IMPORTANT_TABLE SET PASSWORD = 'something_else' WHERE ID = ${the_same_id}`;
1280+
await client_2.queryArray`UPDATE IMPORTANT_TABLE SET PASSWORD = 'something_else' WHERE ID = ${the_same_id}`;
12851281

12861282
// This statement will throw
12871283
// Target was modified outside of the transaction
12881284
// User may not be aware of the changes
1289-
await transaction
1290-
.queryArray`UPDATE IMPORTANT_TABLE SET PASSWORD = 'shiny_new_password' WHERE ID = ${the_same_id}`;
1285+
await transaction.queryArray`UPDATE IMPORTANT_TABLE SET PASSWORD = 'shiny_new_password' WHERE ID = ${the_same_id}`;
12911286

12921287
// Transaction is aborted, no need to end it
12931288

@@ -1424,7 +1419,7 @@ explained above in the `Savepoint` documentation.
14241419

14251420
```ts
14261421
const transaction = client.createTransaction(
1427-
"partially_rolled_back_transaction",
1422+
"partially_rolled_back_transaction"
14281423
);
14291424
await transaction.savepoint("undo");
14301425
await transaction.queryArray`TRUNCATE TABLE DONT_DELETE_ME`; // Oops, wrong table

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