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1546027450-1546027450-sql

Ensina estrutura básica de SQL

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SQL – Structured Query Language – rápido e fácil - 115

Retornará:

-----

TESTE

O comando apresentado a seguir:

SELECT TRIM(TRAILING '0' FROM 'TESTE000') FROM DUAL;

Retornará:

-----

TESTE

O comando apresentado a seguir:

SELECT TRIM(BOTH '0' FROM '000TESTE000') FROM DUAL;

Retornará:

-----

TESTE

6.13 LENGTH

A função LENGTH retorna a quantidade de caracteres da string.

O comando apresentado a seguir:

SELECT LENGTH('TESTE') FROM DUAL;

Retornará:

-----

5

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